* {
    margin: 0;
    padding: 0;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

* {
    font-family: Arial, Helvetica, sans-serif !important;
}

a {
    transition: all .5s ease;
}

body {
    float: left;
    width: 100%;
    scroll-behavior: smooth;
}

.wapshoww {
    display: none !important;
}

html {
    scroll-behavior: smooth;
}

img {
    border: 0;
}

.max-width {
    width: 1400px;
    margin: 0 auto
}

.top-max-width {
    width: 1620px;
    margin: 0 auto;
}

.header .max-width {
    width: 100%;
    padding: 0 50px;
}

.pcshow {
    display: block !important;
}

.wapshow {
    display: none !important;
}

@media screen and (max-width:1600px) {
    .top-max-width {
        width: 90%;
    }
}

@media screen and (max-width:1600px) {
    .max-width {
        width: 85%;
        margin: 0 auto
    }

    .header .max-width {
        width: 100%;
        padding: 0 30px;
    }
}

@media screen and (max-width:1024px) {
    .max-width {
        width: 100%;
        padding: 0 15px
    }

    .pcshow {
        display: none !important;
    }

    .wapshow {
        display: block !important;
    }
}

.wapshow {
    display: none;
}

._nav3 {
    display: none;
}

.left {
    float: left;
}

.right {
    float: right;
}

.banner li {
    line-height: 0;
    width: 100%;
    font-size: 0;
    position: relative;
}

.banner li img {
    width: 100%
}

.banner li .banner2 {
    display: none;
}

.banner li .text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.banner li .text h4 {
    font-size: 20px;
    color: #fff;
    text-align: center;
    margin-bottom: 25px;
}

.banner li .text h6 {
    font-size: 88px;
    color: #fff;
    text-align: center;
    line-height: 80px;
    font-weight: 900;
}

.banner {
    position: relative;
}

.banner .slick-dots {
    bottom: 70px
}

.banner .slick-dots li {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 1px solid #fff;
    margin: 0 15px;
    transition: all .5s ease;
    position: relative;
}

.banner .slick-dots li:after {
    content: "";
    height: 6px;
    width: 6px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    transition: all .5s ease;
    border-radius: 50%;
}

.banner .slick-dots li.slick-active,
.banner .slick-dots li:hover {
    background: #acb4cb;
    border: 1px solid #acb4cb;
}

.banner .slick-dots li.slick-active:after,
.banner .slick-dots li:hover:after {
    background: #3d5287;
}

.banner .slick-arrow {
    height: 46px;
    width: 46px;
    border-radius: 50%;
    border: 1px solid #fff;
    top: 50%;
    transform: translate(0, -50%);
    transition: all .5s ease;
}

.banner .slick-arrow:hover {
    background: #fff;
}

.banner .slick-arrow:hover:after {
    border-top: 1px solid #3d5287;
    border-right: 1px solid #3d5287;
}

.banner .slick-arrow.slick-prev {
    left: 155px;
}

.banner .slick-arrow.slick-next {
    right: 155px;
}

.banner .slick-arrow:after {
    content: "";
    height: 14px;
    position: absolute;
    width: 14px;
    border-top: 1px solid #fff;
    border-right: 1px solid #fff;
    left: 50%;
    top: 50%;
}

.banner .slick-arrow.slick-prev:after {
    transform: translate(-50%, -50%)rotate(225deg);
    margin-left: 3px;
}

.banner .slick-arrow.slick-next:after {
    transform: translate(-50%, -50%)rotate(45deg);
    margin-left: -3px;
}

.index_us_padding {
    float: left;
    width: 100%;
    padding: 60px 0;
}

.index_ust {
    font-size: 36px;
    color: #333;
    text-align: center;
    letter-spacing: 3px;
    position: relative;
    line-height: 40px;
}

.index_ust:after {
    content: "";
    position: absolute;
    width: 44px;
    height: 4px;
    background: #c92e28;
    left: 50%;
    transform: translate(-50%, 0);
    bottom: -25px;
}

.product_tab .product_tab_ul {
    display: flex;
    margin-top: 90px;
    border-right: 1px solid #ddd;
    margin-bottom: 45px;
}

.product_tab .product_tab_ul .product_tab_li {
    flex: 1;
}

.product_tab .product_tab_ul .product_tab_li a {
    display: block;
    width: 100%;
    border: 1px solid #dddddd;
    border-right: 0 !important;
    text-align: center;
    font-size: 15px;
    line-height: 60px;
    position: relative;
    color: #666;
}

.product_tab .product_tab_ul .product_tab_li.on a,
.product_tab .product_tab_ul .product_tab_li:hover a {
    background: #3d5287;
    color: #fff;
    border: 1px solid #3d5287;
}

.product_tab .product_tab_ul .product_tab_li.on a:after {
    content: "";
    width: 0;
    height: 0;
    position: absolute;
    left: 50%;
    transform: translate(-50%, 0);
    border-right: 5px solid transparent;
    border-left: 5px solid transparent;
    border-top: 5px solid #3d5287;
    bottom: -5px;
}

.index_product {
    background: #f5f5f5;
}

.product_cont {
    float: left;
    width: 100%;
    position: relative;
}

.product_cont ul {
    width: calc(100% + 20px);
    margin: -10px;
    position: absolute;
    opacity: 0;
    z-index: -1;
    transition: all .5s ease;
    overflow:hidden;
}

.product_cont ul.on {
    position: relative;
    z-index: 1;
    opacity: 1;
}

.product_cont ul li {
    width: 25%;
    padding: 10px;
    float: left;
}

.product_cont ul li a {
    width: 100%;
    float: left;
}

.product_cont ul li a .pic {
    /*height: 260px;*/
    width: 100%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    position:relative; padding-bottom:100%; overflow:hidden;
    transition: all 0.36s ease;
}

.product_cont ul li a .pic img {
    position: absolute;
  left: 50%;
  transition: all .5s ease;
  top: 50%;
  width: 100%;
  max-height: 100%;
  transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transition: all .5s ease;
}

.product_cont ul li a .text {
    height: 80px;
    float: left;
    width: 100%;
    background: #fff;
    border-top: 1px solid #dedede;
    position: relative;
}

.product_cont ul li a .text:after {
    content: "";
    height: 3px;
    width: 100%;
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    background: #39518b;
    transition: all .5s ease;
}

.product_cont ul li a .text span {
    font-size: 18px;
    color: #666;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    line-height: 80px;
    display: block;
    transition: all .5s ease;
    left: 50%;
    transform: translate(-50%, 0);
    position: absolute;
}

.product_cont ul li a .arrow {
    height: 32px;
    width: 32px;
    background: #3d5287;
    border-radius: 50%;
    position: absolute;
    transition: all .5s ease;
    top: 50%;
    transform: translate(0, -50%);
    right: 28px;
    opacity: 0;
}

.product_cont ul li a .arrow:after {
    content: "";
    height: 6px;
    width: 6px;
    border-top: 1px solid #fff;
    border-right: 1px solid #fff;
    left: 50%;
    top: 50%;
    position: absolute;
    transform: translate(-50%, -50%)rotate(45deg);
}

.product_cont ul li:hover a .pic img {
    transform: translate(-50%, -50%) scale(1.1);
}

.product_cont ul li:hover .text:after {
    width: 100%
}

.product_cont ul li:hover a .arrow {
    opacity: 1;
}

.product_cont ul li:hover a .text span {
    transform: translate(0, 0);
    left: 28px;
    color: #3d5287;
}

.por_more {
    left: 50%;
    position: relative;
    transform: translate(-50%, 0);
    width: 200px;
    height: 60px;
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    margin-top: 60px;
    background: #3d5287;
    float: left;
    line-height: 60px;
    transition: all .5s ease;
}

.por_more:hover {
    background: #c92e28;
}

.por_more img {
    margin-left: 10px;
    height: 16px;
    width: 16px;
}

.application_cont {
    margin-top: 90px;
}

.application_cont li a {
    height: 440px;
    width: 330px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    padding: 0 30px 50px 30px;
    margin-right: 26px;
    position: relative;
}

.application_cont li a:hover:after {
    content: "";
    height: 100%;
    width: 100%;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.5);

}

.application_cont li .icon {
    margin-bottom: 35px;
}

.application_cont li .tit {
    font-size: 24px;
    color: #fff;
    position: relative;
}

.application_cont a>div,
.application_cont a>img {
    position: relative;
    z-index: 2;
}



.application_cont li .info {
    display: none;
    font-size: 16px;
    line-height: 30px;
    color: #fff;
    text-align: center;
    margin-bottom: 40px;
}

.application_cont li .arrow {
    display: none;
    height: 32px;
    width: 32px;
    border-radius: 50%;
    transition: all .5s ease;
    border: 1px solid #fff;
    position: relative;
}

.application_cont li .arrow:after {
    content: "";
    height: 6px;
    width: 6px;
    border-top: 1px solid #fff;
    border-right: 1px solid #fff;
    left: 50%;
    top: 50%;
    position: absolute;
    transform: translate(-50%, -50%)rotate(45deg)
}

.application_cont li:hover .tit {
    margin-bottom: 32px;
}

.application_cont li:hover .tit:after {
    content: "";
    position: absolute;
    width: 24px;
    height: 2px;
    background: #c92e28;
    left: 50%;
    transform: translate(-50%, 0);
    bottom: -20px;
}

.application_cont li:hover .info {
    display: block;
}

.application_cont li:hover .arrow {
    display: block;
}

.application_cont .slick-dots {
    bottom: -50px;
}

.application_cont .slick-dots li {
    height: 20px;
    width: 20px;
    border-radius: 50%;
    border: 1px solid #cbcbcb;
    margin: 0 15px;
}

.application_cont .slick-dots li.slick-active {
    border: 1px solid #3d5287;
}

.application_cont .slick-dots li:after {
    content: "";
    height: 6px;
    width: 6px;
    border-radius: 50%;
    background: #cbcbcb;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.application_cont .slick-dots li.slick-active:after {
    background: #3d5287;
}

.application_cont .slick-arrow {
    height: 46px;
    width: 46px;
    border-radius: 50%;
    border: 1px solid #3d5287;
    transition: all .5s ease;
    bottom: -65px;
    top: auto;
    transform: translate(0px, 0px)
}

.application_cont .slick-arrow:after {
    content: "";
    height: 14px;
    position: absolute;
    width: 14px;
    border-top: 1px solid #3d5287;
    border-right: 1px solid #3d5287;
    left: 50%;
    top: 50%
}

.application_cont .slick-arrow.slick-prev {
    left: 23%;
}

.application_cont .slick-arrow.slick-next {
    right: 23%;
}

.application_cont .slick-arrow.slick-prev:after {
    transform: translate(-50%, -50%)rotate(225deg);
    margin-left: 3px;
}

.application_cont .slick-arrow.slick-next:after {
    transform: translate(-50%, -50%)rotate(45deg);
    margin-left: -3px;
}

.index_application {
    padding-bottom: 140px;
}

.application_cont .slick-arrow:hover {
    background: #3d5287;
}

.application_cont .slick-arrow:hover:after {
    border-top: 1px solid #fff;
    border-right: 1px solid #fff;
}

.index_advantage li {
    float: left;
    width: 50%;
}

.index_advantage li .top {
    height: 350px;
    width: 50%;
    float: left;
}

.index_advantage li .down {
    height: 350px;
    width: 50%;
    float: left;
    background: #fff;
    padding: 80px 30px 0 30px;
}

.index_advantage .advantage_ul {
    margin-top: 90px;
}

.index_advantage li .down .num {
    font-size: 36px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

.index_advantage li .down .tit {
    font-size: 20px;
    color: #333;
    position: relative;
}

.index_advantage li .down .tit:after {
    content: "";
    position: absolute;
    width: 24px;
    height: 2px;
    background: #c92e28;
    left: 0;
    bottom: -20px;
}

.index_advantage {
    background: #f5f5f5;
}

.index_advantage li .down .info {
    font-size: 16px;
    line-height: 24px;
    margin-top: 40px;
}

.index_custom .ul {
    float: left;
    width: 100%;
}

.index_custom .ul .li {
    width: calc(100% + 18px);
    margin: -9px;
}

.custom_box {
    margin-top: 90px;
}

.index_custom .ul .li .pic_box {
    width: 16.6%;
    float: left;
    padding: 9px;
}

.index_custom .ul .li .pic_box .pic {
    border: 1px solid #dddddd;
    width: 100%;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .5s ease;
}

.index_custom .ul .li .pic_box .pic:hover {
    border: 1px solid #3d5287;
}

.index_custom .ul .li .pic img {
    max-height: 90%;
}

.index_custom {
    padding-bottom: 140px;
}

.index_custom .slick-dots {
    bottom: -80px;
}

.index_custom .slick-dots li {
    height: 20px;
    width: 20px;
    border-radius: 50%;
    border: 1px solid #cbcbcb;
    margin: 0 15px;
}

.index_custom .slick-dots li.slick-active {
    border: 1px solid #3d5287;
}

.index_custom .slick-dots li:after {
    content: "";
    height: 6px;
    width: 6px;
    border-radius: 50%;
    background: #cbcbcb;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.index_custom .slick-dots li.slick-active:after {
    background: #3d5287;
}

.index_new {
    background: #f5f5f5;
}

.index_new ul {
    margin: 0 -12.5px;
    width: calc(100% + 25px);
    float: left;
}

.index_new ul li {
    width: 33.3%;
    padding: 0 12.5px;
    float: left;
}

.index_new ul li a {
    width: 100%;
    float: left;
}

.index_new ul li .pic {
    width: 100%;
    font-size: 0;
    line-height: 0;
    overflow: hidden;
}

.index_new ul li .pic img {
    width: 100%;
    transition: all .5s ease;
}

.index_new ul li .text {
    padding: 30px 24px 35px 24px;
    float: left;
    width: 100%;
    background: #fff;
}

.index_new ul li .text h4 {
    font-size: 22px;
    color: #333;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 20px;
}

.index_new ul li .text h6 {
    word-break: break-all;
    text-overflow: ellipsis;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    font-size: 16px;
    color: #666;
    line-height: 30px;
    height:60px;
}

.new_box {
    margin-top: 90px;
}

.index_new ul li .text h5 {
    font-size: 16px;
    color: #333;
    margin-top: 20px;
    padding-top: 25px;
    border-top: 1px solid #dddddd;
}

.index_new ul li:hover img {
    transform: scale(1.1);
}

.index_new ul li:hover h4 {
    color: #3d5287;
}

.down_nav {
    float: left;
    width: 100%;
    background: #323232;
    padding-top: 40px;
}

.down_nav .down_nav_top .dnav {
    display: flex;
    flex-direction: column;
    float: left;

}

.down_nav .down_nav_top .dnav:last-child {
    margin-right: 0%;
}

.down_nav .down_nav_top .navl {
    width: 35%;
    float: left;
    display: flex;
    justify-content: space-between;
    padding-right: 5%;
    position: relative;
}

.down_nav .down_nav_top .dnav h4 {
    font-size: 16px;
    color: #fff;
    line-height: 24px;
    margin-bottom: 14px;
    position: relative;
    padding-bottom: 14px;
}

.down_nav .down_nav_top .dnav h4:after {
    content: "";
    position: absolute;
    width: 24px;
    height: 1px;
    background: #c92e28;
    left: 0;
    bottom: 0;
}

.down_nav .down_nav_top .dnav a {
    font-size: 16px;
    color: #c8c8c8;
    line-height: 30px;
    margin-bottom: 10px;
}

.down_nav .down_nav_top .dnav a:hover {
    color: #fff;
}

.down_nav .down_nav_top .dnav .phone {
    display: flex;
    align-items: flex-start;
}

.down_nav .down_nav_top .dnav .phone img {
    margin-right: 12px;
}

.down_nav .down_nav_top .dnav .hm h5 {
    font-size: 20px;
    color: #fff;
}

.down_nav .down_nav_top .dnav .hm h6 {
    font-size: 12px;
    color: #ababab;
}

.down_nav .down_nav_top .dnav .p {
    font-size: 14px;
    color: #ababab;
    line-height: 30px;
    margin-top: 20px;
}

.down_nav .dform {
    width: 65%;
    float: right;
}

.down_nav .dform .tit {
    font-size: 20px;
    color: #fff
}

.down_nav .dform .st {
    font-size: 14px;
    color: #c8c8c8;
    margin-bottom: 30px;
}

.down_nav .dform input,
.down_nav .dform select {
    line-height: 34px;
    height: 34px;
    border-bottom: 1px solid #8e8f87;
    background: transparent;
    outline: none;
    width: 100%;
    margin-bottom: 20px;
}

.down_nav .dform select {
    font-size: 14px;
    color: #bbb;
}

.down_nav .dform select option {
    color: #333;
}

.down_nav .dform select {
    background: url(../img/arrow2.png) top 50% right 10px no-repeat;
}

.down_nav .dform input::placeholder {
    font-size: 14px;
    color: #bbb;
}

.down_nav .dform .text1 {
    width: calc(33.3% - 23px)
}

select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    border: none;
    outline: none;
}

.down_nav .dform form {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.down_nav .dform .yzm {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    width: 100%;
}

.down_nav .dform .yzm img {
    height: 40px;
    width: 98px;
    margin-right: 12px;
}

.down_nav .dform .yzm input {
    margin-bottom: 0;
}

.down_nav .dform .yzm .reset {
    width: 18%;
    border: 1px solid #8e8f88;
    font-size: 14px;
    color: #bbb;
}

.down_nav .dform .yzm .submit {
    width: 30%;
    border: 1px solid #8e8f88;
    font-size: 14px;
    color: #bbb;
}

.down_nav .dform .yzm .submit:hover,
.down_nav .dform .yzm .reset:hover {
    background: #3d5287;
    border: 1px solid #3d5287;
    color: #fff;
}

.down_nav .link {
    line-height: 50px;
    float: left;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    color: #c9c9c9;
    font-size: 12px;
    border-top: 1px solid #4d4d4d;
    margin-top: 20px;
}

.down_nav .link a {
    color: #c9c9c9;
    font-size: 12px;
    margin-right: 15px;
    position: relative;
}

.down_nav .link a:hover {
    color: #fff;
}

.down_nav .link a+a:after {
    content: "|";
    position: absolute;
    left: -9px;
}

.down_nav .copyright {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 50px;
    font-size: 12px;
    color: #c8c8c8;
    float: left;
    width: 100%;
    border-top: 1px solid #4d4d4d;
}

.down_nav .copyright .l a {
    font-size: 12px;
    color: #c8c8c8;
}

.down_nav .copyright .r {
    display: flex;
    align-items: center;
}

.down_nav .copyright .r a {
    font-size: 12px;
    color: #c8c8c8;
}

.down_nav .copyright .r a:hover {
    color: #fff;
}

.pf {
    position: fixed;
    top: 50%;
    transform: translate(0, -50%);
    right: 32px;
    z-index: 60;
}

.pf .pf_box {
    width: 66px;
    height: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: #fff;
    margin: 1px 0;
    position: relative;
    cursor: pointer;
}

.pf .pf_box:hover {
    background: #3d5287;
}

.pf .pf_box .icon2 {
    display: none;
}

.pf .pf_box:hover .icon2 {
    display: block;
}

.pf .pf_box:hover .icon1 {
    display: none;
}

.pf .pf_box:hover span {
    color: #fff;
}

.pf .pf_box .tc {
    position: absolute;
    right: -300px;
    /* transition: all .5s ease; */
    background: #fff;
    top: 50%;
    transform: translate(0, -50%);
    font-size: 18px;
    padding: 0 20px;
    color: #3d5287;
    white-space: nowrap;
    line-height: 60px;
}

.pf .pf_box .tc.p {
    width: 110px;
    height: 110px;
    padding: 4px;
}

.pf .pf_box:hover .tc {
    right: 80px;
}

.pf .pf_box .tc img {
    width: 100%;
    height: 100%;
}

.pf .pf_box span {
    font-size: 14px;
    color: #666;
    margin-top: 3px;
    line-height: 16px
}

.popbg {
    height: 100vh;
    width: 100vw;
    background: rgba(0, 0, 0, 0.56);
    top: 0;
    left: 0;
    z-index: 201;
    position: fixed;
    display: none;
}

.pop_message {
    z-index: 202;
    width: 820px;
    height: 430px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    position: fixed;
    display: none;
}

.pop_message .close {
    position: absolute;
    right: 18px;
    top: 20px;
    cursor: pointer;
}

.pop_message .close .icon2 {
    display: none;
}

.pop_message .close:hover .icon2 {
    display: inline;
}

.pop_message .close:hover .icon1 {
    display: none;
}

.pop_message .message_left {
    width: 270px;
    background: url(../img/popbg1.png) center no-repeat;
    background-size: cover;
    padding: 40px 20px 0 20px;
}

.pop_message .message_left .t1 {
    color: #fff;
    font-size: 30px;
}

.pop_message .message_left .t2 {
    color: #fff;
    font-size: 14px;
    margin-top: 10px;
    position: relative;
}

.pop_message .message_left .t2:after {
    content: "";
    position: absolute;
    width: 50px;
    height: 2px;
    background: #c92e28;
    left: 0;
    bottom: -25px;
}

.pop_message .message_left .phone {
    margin-top: 55px;
    display: flex;
    align-items: flex-start;
}

.pop_message .message_left .phone img {
    width: 22px;
    margin-right: 8px;
}

.pop_message .message_left .phone h5 {
    font-size: 24px;
    color: #fff;
    line-height: 26px;
}

.pop_message .message_left .phone h6 {
    font-size: 12px;
    color: #fff;
    margin-top: 6px;
}

.pop_message .message_left .ewm {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 40px;
}

.pop_message .message_left .ewmli .pic {
    height: 78px;
    width: 78px;
    padding: 4px;
    background: #fff;
}

.pop_message .message_left .ewmli {
    margin: 0 6px;
}

.pop_message .message_left .ewmli .pic img {
    width: 100%;
    height: 100%;
}

.pop_message .message_left .ewmli p {
    font-size: 12px;
    color: #f5f5f5;
    text-align: center;
    margin-top: 8px;
}

.pop_message .message_right {
    width: 550px;
    padding: 35px 28px 0 28px;
    background: #f5f5f5;
}

.pop_message .message_right .name {
    font-size: 14px;
    color: #333;
    display: flex;
    margin-bottom: 8px;
}

.pop_message .message_right p {
    color: #eb3323;
}

.pop_message .message_right input,
.pop_message .message_right select {
    line-height: 38px;
    padding: 0 14px;
    height: 38px;
    background: #fff;
    outline: none;
    border-radius: 4px;
    font-size: 14px;
    color: #333;
    width: 100%;
}

.pop_message .message_right select {
    color: #999;
    background: url(../img/arrow3.png)#fff top 50% right 13px no-repeat;
    background-size: auto;
}

.pop_message .message_right select option {
    color: #fff;
}

.pop_message .message_right .box {
    width: calc(50% - 16px);
    float: left;
    margin-bottom: 12px;
}

.pop_message .message_right .box:nth-of-type(2n) {
    float: right;
}

.pop_message .message_right input::placeholder {
    font-size: 14px;
    color: #999;
}

.pop_message .message_right textarea {
    width: 100%;
    height: 66px;
    border: none;
    outline: none;
    padding: 10px 14px;
    font-size: #333;
    font-size: 14px;
    line-height: 24px;
    margin-bottom: 14px;
}

.pop_message .message_right textarea::placeholder {
    color: #999;
    font-size: 14px;
}

.pop_message .message_right .yzm {
    display: flex;
}

.pop_message .message_right .yzm img {
    height: 38px;
    width: 94px;
}

.pop_message .message_right .yzm input {
    width: calc(100% - 94px);
}

.pop_message .message_right .submit {
    background: #d6312b;
    text-align: center;
    color: #fff;
    border-radius: 4px;
}

.pop_message .message_right .submit:hover {
    background: #3d5287;
}

.top_nav {
    float: left;
    width: 100%;
    height: 100px;
    position: relative;
    z-index: 20;
}

.top_nav .ul2 {
    position: absolute;
    left: 50%;
    transform: translate(-50%, 0);
    display: none;
}

.top_nav .ul .li:hover .ul2 {
    display: block;
}

.top_nav .ul2 a {
    line-height: 40px !important;
    color: #333 !important;
    text-align: center;
    width: 220px !important;
    background: #fff;
}

.top_nav .ul2 a:hover {
    color: #fff !important;
    background: #3d5287;
}

.top_nav .logo {
    font-size: 0;
    line-height: 0;
    float: left;
}

.top_nav .ul .li {
    float: left;
    position: relative;
}

.top_nav .ul .li a {
    display: block;
    line-height: 100px;
    font-size: 16px;
    color: #333;
    margin: 0 30px;
    letter-spacing: 1px;
}

.top_nav .ul .li a:hover,
.top_nav .ul .li.active a {
    color: #39518b;
}

.top_nav_box {
    display: flex;
    align-items: center;
}

.top_nav .phone {
    display: flex;
    padding: 0 0 0 30px;
    height: 60px;
    width: 234px;
    align-items: center;
    float: left;
    border-radius: 30px;
    margin-left: 40px;
    background: url(../img/pbg.png)#39518b left 0px top 0px no-repeat;
    background-size: contain;
}

.top_nav .ul {
    margin-left: auto;
}

.top_nav .phone h4 {
    color: #fff;
    font-size: 22px;
    margin-left: 18px;
}

.top_nav .top_search {
    float: left;
    margin-left: 50px;
    cursor: pointer;
    position: relative;
}

.top_nav .top_search .sinput {
    position: absolute;
    right: 0px;
    display: none;
    bottom: -60px;
}

.top_nav .top_search .sinput .sflex {
    display: flex !important;
}

.top_nav .top_search .sinput input[type="text"] {
    height: 40px;
    padding: 0 10px;
    width: 300px;
    border: 1px solid #f5f5f5;
    float: left;
}

.top_nav .top_search .sinput input[type="submit"] {
    height: 40px;
    width: 40px;
    float: left;
    color: #fff;
    background: url(../img/search2.png)#c92e28 center no-repeat;
    background-size: 14px;
}

.top_nav .top_search .sinput input[type="submit"]:hover {
    background: url(../img/search2.png)#39518b center no-repeat;
    background-size: 14px;
}

.top_nav .top_search .circle {
    height: 60px;
    width: 60px;
    border-radius: 50%;
    border: 1px solid #39518b;
    display: flex;
    align-items: center;
    justify-content: center;
}

.banner {
    float: left;
    width: 100%;
}

@media screen and (max-width: 1600px) {
    .banner .slick-arrow.slick-prev {
        left: 100px;
    }

    .banner .slick-arrow.slick-next {
        right: 100px;
    }

    .top_nav .ul .li a {
        margin: 0 15px;
    }

    .down_nav .down_nav_top .navl {

        padding-right: 4%;

    }

    .top_nav .phone {
        margin-left: 20px;
    }

    .top_nav .phone h4 {
        font-size: 18px;
    }

    .top_nav .top_search {
        margin-left: 25px;
    }
}

@media screen and (max-width: 1300px) {


    .down_nav .down_nav_top .dnav a,
    .down_nav .down_nav_top .dnav h4 {
        font-size: 14px;
    }

    .index_advantage li .down {
        padding: 40px 20px 0 20px;
    }

    .index_advantage li .top,
    .index_advantage li .down {
        height: 300px;
    }

    .application_cont .slick-dots li {
        margin: 0 8px;
    }

    /* .application_cont .slick-arrow.slick-next {
        right: 30%;
    } */

    .product_tab .product_tab_ul .product_tab_li a {
        font-size: 12px;
    }

    /*.product_cont ul li a .pic {
        height: 200px;
    }*/

    .pf {
        right: 15px;
    }

    .pf .pf_box {
        width: 56px;
        height: 50px;
    }

    .pf .pf_box span {
        font-size: 12px;
    }

    .top_nav .ul .li a {
        font-size: 14px;
        margin: 0 8px;
    }

    .top_nav .phone {
        width: 200px;
        padding: 0 0 0 20px;
    }

    .down_nav .down_nav_top .navl {
        padding-right: 2%;
    }

    .index_us_padding {
        padding: 40px 0;
    }

    .index_ust {
        font-size: 28px;
        line-height: 34px;
    }

    .index_ust:after {
        width: 38px;
        height: 3px;
        bottom: -15px;
    }

    /*.product_cont ul li a .pic {
        height: 170px;
    }*/

    .product_tab .product_tab_ul {
        margin-top: 40px;
        margin-bottom: 30px;
    }

    .product_cont ul li a .text {
        height: 50px;
    }

    .product_cont ul li a .text span {
        line-height: 50px;
        font-size: 16px;
    }

    .application_cont li a {
        height: 380px;
    }

    .application_cont {
        margin-top: 60px;
    }

    .index_advantage li .down .num {
        font-size: 30px;
    }

    .index_advantage li .down .tit {
        font-size: 18px;
    }

    .index_advantage li .down .info {
        font-size: 14px;
        line-height: 18px;
    }

    .index_advantage li .top,
    .index_advantage li .down {
        height: 250px;
    }

    .index_advantage .advantage_ul {
        margin-top: 60px;
    }

    .index_application {
        padding-bottom: 100px;
    }

    .new_box {
        margin-top: 60px;
    }

    .index_new ul li .text {
        padding: 20px;
    }

    .index_new ul li .text h4 {
        font-size: 18px;
        margin-bottom: 10px;
    }

    .index_new ul li .text h6 {
        font-size: 14px;
        line-height: 18px;
        height:36px;

    }

    .index_new ul li .text h5 {
        font-size: 14px;
        margin-top: 15px;
        padding-top: 20px;
    }

    .por_more {
        width: 170px;
        height: 50px;
        margin-top: 40px;
        font-size: 16px;
    }
}


@media screen and (max-width: 1024px) {
    .top_nav {
        display: none;
    }

    .banner li .banner2 {
        display: block;
    }

    .banner li .banner1 {
        display: none;
    }

    .pf {
        display: none;
    }

    .banner .slick-arrow {
        display: none !important;
    }

    .banner .slick-dots {
        bottom: 20px;
    }

    .index_us_padding {
        padding: 30px 0;
    }

    .index_ust {
        font-size: 20px;
    }

    .index_ust:after {
        content: "";
        position: absolute;
        width: 20px;
        height: 2px;
        background: #c92e28;
        left: 50%;
        transform: translate(-50%, 0);
        bottom: -6px;
    }

    .product_tab .product_tab_ul {
        margin-top: 30px;
        margin-bottom: 20px;
    }

    .product_tab .product_tab_ul .product_tab_li a {
        padding: 0 10px;
    }

    .product_tab .product_tab_ul {
        overflow-x: auto;
        overflow-y: hidden;
        white-space: nowrap;
    }

    .product_tab .product_tab_ul .product_tab_li {
        width: 50%;
        flex: auto;
    }

    .product_tab .product_tab_ul .product_tab_li a {
        line-height: 40px;
    }

    .product_cont ul li {
        width: 50%;
    }

    /*.product_cont ul li a .pic {
        height: 200px;
    }*/

    .product_cont ul li a .text span {
        line-height: 50px;
    }

    .product_cont ul li a .text {
        height: 50px;
    }

    .product_cont ul li a .text span {
        font-size: 14px;
    }

    .product_cont ul li:hover a .text span {
        left: 15px;
    }

    .product_cont ul li a .arrow {
        right: 15px;
        height: 24px;
        width: 24px;
    }

    .application_cont ul {
        width: calc(100% + 20px);
        margin: 0 -10px;
        float: left;
    }

    .index_advantage li .down .info {
        line-height: 18px !important;
    }

    .index_custom .ul .li .pic_box .pic {
        height: 60px;
    }

    .down_nav .dform .text1 {
        width: calc(50% - 15px);
    }

    .down_nav .dform .yzm img {
        width: 70px;
        height: 30px;
    }

    .down_nav .link {
        display: none;
    }

    .down_nav .dform .yzm .reset,
    .down_nav .dform .yzm .submit {
        width: 20% !important;
    }

    .index_advantage li .down .tit:after {
        bottom: -12px;
    }

    .index_advantage li .down .tit {
        font-weight: bold;
    }

    .application_cont li {
        padding: 0 10px;
    }

    .por_more {
        width: 150px;
        height: 40px;
        border-radius: 20px;
        margin-top: 20px;
        font-size: 14px;
        line-height: 40px;
    }

    .application_cont {
        margin-top: 30px;
    }

    .application_cont li a {
        width: 100%;
        height: 250px;
        padding: 10px;
        margin-right: 0;
    }

    .application_cont li .tit {
        font-size: 16px
    }

    .application_cont li .icon {
        margin-bottom: 15px;
    }

    .application_cont li.slick-current .tit {
        margin-bottom: 10px;
    }

    .application_cont li:hover a {
        justify-content: center;
    }

    .application_cont li .info {
        font-size: 14px;
        line-height: 18px;
        margin-bottom: 12px
    }

    .application_cont li.slick-current .tit:after {
        width: 15px;
        bottom: -5px;
    }


    .product_cont ul li:nth-child(n+5) {
        display: none;
    }

    .application_cont li .arrow {
        height: 24px;
        width: 24px;
    }

    .application_cont .slick-dots li {
        height: 14px;
        width: 14px;
        margin: 0 6px;
        padding:0;
    }

    .application_cont .slick-dots li:after {
        height: 4px;
        width: 4px;
    }

    .index_application {
        padding: 30px 15px;
    }

    .application_cont {
        padding-left: 0 !important;
    }

    .index_application {
        padding-bottom: 70px;
    }

    .application_cont .slick-arrow {
        display: none !important;
    }

    .application_cont .slick-dots {
        bottom: -45px;
    }

    .index_advantage .advantage_ul {
        margin-top: 30px;
    }

    .index_advantage li {
        width: 100%;
        display: flex;
    }

    .index_advantage li:nth-child(2),
    .index_advantage li:nth-child(3) {
        flex-direction: row-reverse;
    }

    .index_advantage li .down .num {
        font-size: 22px;
        margin-bottom: 10px
    }

    .index_advantage li .down .tit {
        font-size: 14px;
    }

    .index_advantage li .down .info {
        font-size: 14px;
        line-height: 24px;
        margin-top: 20px;
    }

    .index_advantage li .down {
        padding: 20px;
        margin-bottom:0;
    }

    .index_advantage li .top,
    .index_advantage li .down {
        height: auto;
    }

    .custom_box {
        margin-top: 30px;
    }

    .index_custom .ul .li .pic_box {
        width: 33.3%;
    }

    .index_custom .ul .li .pic_box img {
        max-width: 80%;
    }

    .index_custom .ul .li .pic_box:nth-child(n+10) {
        display: none;
    }

    .index_custom {
        padding-bottom: 70px;
    }

    .index_custom .slick-dots {
        bottom: -50px;
    }

    .new_box {
        margin-top: 30px;
    }

    .index_new ul li {
        width: 100%;
        margin-bottom: 15px;
    }


    .index_new ul li .text {
        padding: 15px;
    }

    .index_new ul li .text h4 {
        font-size: 16px;
        margin-bottom: 10px;
    }

    .index_new ul li .text h6 {
        font-size: 14px;
        line-height: 24px;
        height:48px;
    }

    .index_new ul li .text h5 {
        font-size: 14px;
        color: #333;
        margin-top: 10px;
        padding-top: 10px;
    }

    .down_nav .down_nav_top .navl {
        display: none;
    }

    .down_nav .dform {
        width: 100%
    }

    .down_nav .dform .tit {
        font-size: 18px;
    }

    .down_nav .dform .st {
        margin-bottom: 15px;
    }

    .down_nav .dform .yzm input {
        width: 33%;
    }

    .down_nav .dform .yzm img {
        margin-right: 5px;
    }

    .down_nav .dform .yzm .submit {
        width: 15%
    }

    .down_nav .link a {
        margin-right: 12px;
    }

    .down_nav .link a+a:after {
        left: -8px;
    }

    .down_nav .copyright {
        border-top: 0;
    }

    .down_nav .link {
        line-height: 30px;
        padding: 12px 0;
    }

    .down_nav .copyright {
        flex-direction: column;
        padding: 15px 0;
        height: auto;
    }

    .down_nav .copyright .l {
        margin-bottom: 5px;
        text-align: center;
    }

    .down_nav {
        padding-top: 30px;
    }

    ._nav3 {
        width: 100%;
        float: left;
    }

    ._nav3 .ctext {
        width: 100%;
        float: left;
    }

    ._nav3 .ctext .top {
        position: relative;
        z-index: 5;
    }

    ._nav3 .ctext .menuph {
        display: block;
    }

    ._nav3 .ctext .menuph {
        float: right;
        width: 28px;
        height: 28px;
        cursor: pointer;
        text-align: center;
        margin: 12px 0px 12px 0;
    }

    ._nav3 .ctext .menuph .point {
        display: inline-block;
        width: 28px;
        height: 28px;
        position: relative;
    }

    ._nav3 .ctext .menuph .point:hover .navbtn,
    ._nav3 .ctext .menuph .point:hover .navbtn::after,
    ._nav3 .ctext .menuph .point:hover .navbtn::before {
        width: 28px;
    }

    ._nav3 .ctext .menuph .navbtn {
        position: absolute;
        top: 14px;
        right: 0;
        display: inline-block;
        height: 2px;
        background: #3d5287;
        width: 28px;
        -webkit-transition: all .3s ease-out 0s;
        -moz-transition: all .3s ease-out 0s;
        -ms-transition: all .3s ease-out 0s;
        -o-transition: all .3s ease-out 0s;
        transition: all .3s ease-out 0s;
    }

    ._nav3 .ctext .menuph .navbtn::after,
    ._nav3 .ctext .menuph .navbtn::before {
        position: absolute;
        right: 0;
        display: inline-block;
        width: 28px;
        height: 2px;
        content: '';
        background: #3d5287;
        -webkit-transition: all .3s ease-out 0s;
        -moz-transition: all .3s ease-out 0s;
        -ms-transition: all .3s ease-out 0s;
        -o-transition: all .3s ease-out 0s;
        transition: all .3s ease-out 0s;
    }

    ._nav3 .ctext .menuph .navbtn::after {
        top: -10px;
    }

    ._nav3 .ctext .menuph .navbtn::before {
        top: 10px;
    }

    ._nav3 .ctext .menuph .point.active .navbtn {
        background: transparent;
    }

    ._nav3 .ctext .menuph .point.active .navbtn::after {
        -webkit-transform: rotate(45deg);
        -moz-transform: rotate(45deg);
        -ms-transform: rotate(45deg);
        -o-transform: rotate(45deg);
        transform: rotate(45deg);
        top: 0px;
    }

    ._nav3 .ctext .menuph .point.active .navbtn::before {
        -webkit-transform: rotate(-45deg);
        -ms-transform: rotate(-45deg);
        -o-transform: rotate(-45deg);
        transform: rotate(-45deg);
        top: 0px;
    }

    ._nav3 .ctext .xialaph {
        left: 0;
        top: 0;
        float: left;
        width: 100%;
        height: 100vh;
        overflow: auto;
        padding: 0 15px;
        z-index: 999999999999;
        background: #fff;
        display: none;
        left: 0;
        top: 50px;
    }

    ._nav3 .ctext .xialaph .ul2,
    ._nav3 .ctext .xialaph .ul3 {
        display: none;
    }

    ._nav3 .ctext .xialaph h4 a {
        float: left;
        width: 60%;
        font-size: 16px;
        line-height: 50px;
    }

    ._nav3 .ctext .xialaph h4 a span {
        padding-left: 6px;
        color: #ccc;
        font-size: 14px;
    }

    ._nav3 .ctext .xialaph h4 {
        float: left;
        width: 100%;
        position: relative;
    }

    ._nav3 .ctext .xialaph li:last-child h4::before {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 1px;
        background-color: #e5e5e5;
    }

    ._nav3 .ctext .xialaph h4:hover a,
    ._nav3 .ctext .xialaph h5:hover a {
        color: #3d5287;
    }

    ._nav3 .ctext .xialaph h4::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 1px;
        background-color: #e5e5e5;
    }

    ._nav3 .ctext .xialaph h5 a {
        float: left;
        width: 100%;
        color: #1f1f1f;
        font-size: 14px;
        line-height: 40px;
        text-transform: uppercase;
    }

    ._nav3 .ctext .xialaph h5 {
        float: left;
        width: 100%;
        position: relative;
    }

    ._nav3 .ctext .xialaph h5::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 1px;
        background-color: #e5e5e5;
    }

    ._nav3 .ctext .xialaph li:last-child h5::after {
        display: none;
    }

    ._nav3 .ctext .xialaph h4 img {
        width: 15px;
        height: 8px;
        float: right;
        margin-top: 24px;
        cursor: pointer;
    }

    ._nav3 .ctext .xialaph h5 img {
        width: 11px;
        height: 6px;
        float: right;
        margin-top: 26px;
        margin-right: 18px;
        cursor: pointer;
    }

    ._nav3 .ctext .xialaph h4.active img.img_s,
    ._nav3 .ctext .xialaph h5.active img.img_s {
        display: none;
    }

    ._nav3 .ctext .xialaph h4.active img.img_d,
    ._nav3 .ctext .xialaph h5.active img.img_d {
        display: block;
    }

    ._nav3 .ctext .xialaph .ul2 {
        float: left;
        width: 100%;
        padding: 0 10px;
    }

    ._nav3 .ctext .xialaph .phsou {
        position: relative;
        margin-top: 34px;
    }

    ._nav3 .ctext .xialaph .phsou input {
        width: 100%;
        height: 56px;
        background-color: #fff;
        color: #aaa;
        font-size: 14px;
        padding-left: 20px;
        border: 1px solid #e5e5e5;
    }

    ._nav3 .ctext .xialaph .phsou img {
        cursor: pointer;
        width: 21px;
        height: 22px;
        position: absolute;
        top: 17px;
        right: 29px;
    }

    ._nav3 .ctext .img_d,
    ._nav3 .ctext .disno {
        display: none;
    }

    ._nav3 .box {
        display: flex;
        height: 50px;
        padding: 0 15px;
        width: 100%;
        justify-content: space-between;
    }

    ._nav3 .box .bg {
        height: 50px;
        background: #fff;
        width: 100%;
        left: 0;
        position: absolute;
        z-index: 5;
        float: left;
        opacity: 1;
    }

    ._nav3 .ctext.sub .box .bg {
        opacity: 1;
    }

    ._nav3 .box .logo {
        float: left;
        position: relative;
        z-index: 6;
    }

    ._nav3 .box .logo img {
        height: 30px;
        margin-top: 10px;
        display: block;
    }

    ._nav3 .soph {
        margin-top: 15px;
        width: 100%;
        float: left;
    }

    ._nav3 .soph .so {
        float: left;
        width: 100%;
        background: #fff;
        position: relative;
        z-index: 6;
        border: 1px solid #3d5287;
    }

    ._nav3 .soph .search {
        float: left;
        width: 100%;
        height: 36px;
        background: none;
        border: none;
        line-height: 36px;
        padding: 0 56px 0 10px;
        color: #414141;
        font-size: 14px;
    }

    ._nav3 .soph .searsub {
        float: right;
        width: 50px;
        height: 100%;
        border: none;
        background: url(../img/search2.png) center no-repeat #3d5287;
        position: absolute;
        right: 0;
        top: 0;
    }

    ._nav3 .ctext .dh {
        margin-top: 15px;
        display: flex;
        align-items: center;
        justify-content: center;
        float: left;
        width: 100%;
    }

    ._nav3 .ctext .dh i {
        color: #3d5287;
        font-size: 16px;
        margin: 0 10px 0 0;
    }

    ._nav3 .ctext .dh p {
        font-size: 18px;
        color: #3d5287;
        font-weight: bold;
        margin-left: 5px;
    }

    ._nav3 {
        display: block;
    }

    ._t ._b {
        width: 100%
    }

    .layout35 {
        top: 0;
        left: 0;
        z-index: 199;
        width: 100%;
    }

    .banner {
        margin-top: 50px;
    }

    .pop_message {
        width: 80vw;
        height: auto;
        flex-direction: column;
    }

    .pop_message .message_left {
        width: 100%;

        padding: 15px;
    }

    .pop_message .message_left .t1 {
        color: #fff;
        font-size: 20px;
    }

    .pop_message .message_left .t2 {


        margin-top: 5px;

    }

    .pop_message .message_left .t2:after {

        width: 20px;

        bottom: -10px;
    }

    .pop_message .message_left .ewmli .pic {
        margin: 0 auto;
    }

    .down_nav {
        margin-bottom: 50px;
    }

    .pop_message .message_left .phone {
        margin-top: 20px;

    }

    .pop_message .message_left .phone img {
        width: 22px;
        margin-right: 8px;
    }

    .pop_message .message_left .phone h5 {
        font-size: 18px;

        line-height: 20px;
    }

    .pop_message .message_left .phone h6 {
        font-size: 12px;
        margin-top: 6px;
    }

    .pop_message .message_left .ewm {

        margin-top: 20px;
    }

    .pop_message .message_left .ewmli .pic {
        height: 50px;
        width: 50px;
        padding: 4px;
        background: #fff;
    }

    .pop_message .message_left .ewmli {
        margin: 0 6px;
    }


    .pop_message .message_left .ewmli p {
        font-size: 12px;

        margin-top: 5px;
    }

    .pop_message .message_right {
        width: 100%;
        padding: 15px;
        background: #f5f5f5;
    }

    .pop_message .message_right .name {
        font-size: 12px;
        margin-bottom: 6px;
    }

    .pop_message .message_right input,
    .pop_message .message_right select {
        line-height: 34px;
        padding: 0 10px;
        height: 34px;
        background: #fff;
        outline: none;
        border-radius: 4px;
        font-size: 12px;
        color: #333;
        width: 100%;
    }

    .pop_message .message_right select {
        color: #999;
        background: url(../img/arrow3.png)#fff top 50% right 13px no-repeat;
        background-size: auto;
    }

    .pop_message .message_right select option {
        color: #fff;
    }

    .pop_message .message_right .box {
        width: calc(50% - 8px);
        float: left;
        margin-bottom: 12px;
    }

    .pop_message .message_right .box:nth-of-type(2n) {
        float: right;
    }

    .pop_message .message_right input::placeholder {
        font-size: 14px;
        color: #999;
    }

    .pop_message .message_right textarea {
        width: 100%;
        height: 50px;
        border: none;
        outline: none;
        padding: 10px 14px;
        font-size: #333;
        font-size: 14px;
        line-height: 18px;
        margin-bottom: 14px;
    }

    .pop_message .message_right textarea::placeholder {
        color: #999;
        font-size: 14px;
    }

    .pop_message .message_right .yzm {
        display: flex;
    }

    .pop_message .message_right .yzm img {
        height: 34px;
        width: 80px;
    }

    .pop_message .message_right .yzm input {
        width: calc(100% - 80px);
    }

    .pop_message .message_right .submit {
        background: #d6312b;
        text-align: center;
        color: #fff;
        border-radius: 4px;
    }

    .pop_message .message_right .submit:hover {
        background: #3d5287;
    }

    .pf_down {
        display: block !important;
    }

    .banner .slick-dots li {
        height: 14px;
        width: 14px;
    }

    .banner .slick-dots li:after {
        height: 4px;
        width: 4px;
    }

    .banner .slick-dots li {
        margin: 0 6px;
    }

    .banner {
        margin-top: 0 !important;
    }

    .product_tab .product_tab_ul .product_tab_li a {
        font-size: 14px;
    }

    .pop_message .message_left .ewm {
        display: none;
    }

    .pop_message .message_right input::placeholder {
        font-size: 12px;
    }

    .pop_message .message_left .phone {
        display: none;
    }

    .pop_message .message_left {
        padding: 15px 15px 25px 15px;
    }

    .pop_message .message_right .box.yzm,
    .pop_message .message_right .box:last-child {
        width: 100%;
    }

    .pop_message .message_right .box:last-child {
        margin-top: 5px;
    }

}

.pf_down {
    width: 100%;
    float: left;
    left: 0;
    bottom: 0;
    height: 50px;
    background: #3d5287;
    z-index: 16;
    box-shadow: 0 -5px 10px rgba(0, 0, 0, 0.2);
    position: fixed;
    z-index: 15;
    margin: auto;
    width: 100%;
    bottom: 0;
    display: none;
}

.pf_down li {
    width: 25%;
    float: left;
    text-align: center;
    padding: 7px 0 4px 0;
    border-right: 1px solid #4560a6;
    height: 100%;
}

.pf_down li a {
    width: 100%;
    height: 100%;
    display: flex;
    flex-wrap: wrap;
    align-content: center;
}

.pf_down li .ico7 {
    width: 100%;
    float: left;
    height: 20px;
}

.pf_down li .d_name {
    width: 100%;
    float: left;
    margin-top: 4px;
    font-size: 12px;
    color: #fff;
    line-height: 14px;
}

.pf_down li.l1 .ico7 {
    background: url(../img/p6030_2.png) no-repeat center;
    background-size: 20px 20px;
}

.pf_down li.l2 .ico7 {
    background: url(../img/p6030_3.png) no-repeat center;
    background-size: 20px 20px;
}

.pf_down li.l3 .ico7 {
    background: url(../img/p6030_1.png) no-repeat center;
    background-size: 20px 20px;
}

.pf_down li:last-child {
    border: none;
}

.pf_down li:nth-child(4n) {
    border: none
}

.select {
    position: relative;
}

.select .con {
    line-height: 38px;
    padding: 0 14px;
    height: 38px;
    background: #fff;
    outline: none;
    border-radius: 4px;
    font-size: 14px;
    color: #333;
    width: 100%;
    color: #999;
    background: url(../img/arrow3.png)#fff top 50% right 13px no-repeat;
    background-size: auto;
}

.select .option {
    position: absolute;
    top: calc(100% + 2px);
    left: 0;
    width: 100%;
    box-shadow: 0 0 1px rgba(0, 0, 0, 0.2);
    display: none;
}

.select .option .optionli {
    line-height: 36px;
    padding: 0 10px;
    color: #666;
    background: #fff;
    width: 100%;
    cursor: pointer;
}

.select .option .optionli:hover {
    color: #fff;
    background: #3d5287;
}

.down_nav .select .con {
    line-height: 34px;
    height: 34px;
    border-bottom: 1px solid #8e8f87;
    background: transparent;
    outline: none;
    width: 100%;
    margin-bottom: 20px;
    font-size: 14px;
    border-radius: 0;
    padding: 0;
    color: #bbb;
    background: url(../img/arrow2.png) top 50% right 10px no-repeat;
}

.down_nav .select .option {
    top: 80%;
}

.sitemap{ width:100%;float:left;}
.sitemap li{border-bottom:1px dashed #d2d2d2; padding:7px 0; float:left; line-height:40px;width:98%; padding-left:2%;  }
.sitemap li a{ margin-right:10px;font-size:12px; float:left; white-space: nowrap; font-size:14px;}
.sitemap li a:hover{color:#3d5287;}
.sitemap li .font16{ font-size:16px;  /*color:#135fb1*/}
.sitemap li .font14{font-size:14px; }
.sitemap li .font12{ font-size:12px;  color:#999}