.line1 {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.line2 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.index-h3 {
    color: #303133;
    font-size: 28px;
    font-weight: 700;
    text-align: center;
}


/* banner图区域 */

.banner {
    position: relative;
}

.banner .swiper-container .swiper-wrapper {
    height: 500px !important;
}

.banner .swiper-container .swiper-wrapper .swiper-slide {
    height: 500px !important;
}

.swiper-container>.pagination {
    position: absolute;
    z-index: 20;
    bottom: 10px;
    width: 100%;
    text-align: center;
}

.swiper-pagination-switch {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 8px;
    background: #555;
    margin: 0 5px;
    opacity: 0.8;
    border: 1px solid #fff;
    cursor: pointer;
}

.swiper-active-switch {
    background: #fff;
}

.banner .arrow-left,
.banner .arrow-right {
    width: 100px;
    height: 120px;
    background: rgba(0, 0, 0, .3);
    filter: progid: DXImageTransform.Microsoft.gradient(startColorstr=#66FFFFFF, endColorstr=#66FFFFFF);
}

.banner .arrow-left i,
.banner .arrow-right i {
    position: absolute;
    top: 50%;
    left: 50%;
    margin: -30px 0 0 -20px;
    color: #fff;
    font-size: 40px;
}

.banner .arrow-left {
    position: absolute;
    left: 0;
    top: 50%;
    margin-top: -60px;
    border-radius: 0px 5px 5px 0px;
    z-index: 2;
}

.banner .arrow-right {
    position: absolute;
    right: 0;
    top: 50%;
    margin-top: -60px;
    border-radius: 5px 0px 0px 5px;
    z-index: 2;
}


/* 涂料分类 */

.tuliao-class {
    background: #fff;
}

.class-inner {
    height: 128px;
    background: #fff;
}

.class-inner a {
    float: left;
    width: 200px;
    height: 128px;
    text-align: center;
    vertical-align: top;
    transition: all .4s;
}

.class-inner a:hover {
    background: #3999ff;
    box-shadow: 0 4px 8px 4px rgba(57, 153, 255, 0.3);
}

.class-inner a:hover p {
    color: #fff;
}


/*
.class-inner a.fenmo:hover i {
    background: url('../../images/fenmoon.png') no-repeat center center;
}

.class-inner a.fangfu:hover i {
    background: url('../../images/fangfuon.png') no-repeat center center;
}

.class-inner a.cheyong:hover i {
    background: url('../../images/cheyongon.png') no-repeat center center;
}

.class-inner a.yanliao:hover i {
    background: url('../../images/yanliaoon.png') no-repeat center center;
}

.class-inner a.shuixing:hover i {
    background: url('../../images/shuixingon.png') no-repeat center center;
}

.class-inner a.fugui:hover i {
    background: url('../../images/fuguion.png') no-repeat center center;
} */

.class-inner a i {
    width: 68px;
    height: 68px;
    margin: 12px auto 0;
    border-radius: 50%;
}

.class-inner a i.fenmo {
    background: url('../../images/fenmoout.png') no-repeat center center;
}

.class-inner a i.fangfu {
    background: url('../../images/fangfuout.png') no-repeat center center;
}

.class-inner a i.cheyong {
    background: url('../../images/cheyongout.png') no-repeat center center;
}

.class-inner a i.yanliao {
    background: url('../../images/yanliaoout.png') no-repeat center center;
}

.class-inner a i.shuixing {
    background: url('../../images/shuixingout.png') no-repeat center center;
}

.class-inner a i.fugui {
    background: url('../../images/fuguiout.png') no-repeat center center;
}

.class-inner a p {
    margin-top: 10px;
    text-align: center;
}


/* 行业资讯 企业动态 */

.morelist {
    display: inline;
    position: absolute;
    top: 22px;
    right: 26px;
    color: #3999ff;
    padding-right: 14px;
    background: url('../../images/morelist.png') no-repeat center right;
    font-size: 14px;
}

.news {
    margin-top: 20px;
}

.news>div {
    width: 596px;
    height: 450px;
    padding: 22px 26px;
    background: #fff;
    border-radius: 10px;
    box-sizing: border-box;
}

.first-news .img-box {
    width: 176px;
    height: 114px;
    border-radius: 10px;
    overflow: hidden;
}

.news .img-box img {
    width: 176px;
    height: 114px;
}

.news .txt-box h4 {
    width: 310px;
    height: 44px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.news .txt-box p {
    width: 334px;
    height: 40px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.llgrey {
    color: #A8ABB3;
}

.news-list {
    height: 245px;
    overflow: hidden;
}

.news-list li {
    height: 40px;
    border-bottom: 1px solid #F4F4F4;
    line-height: 40px;
}

.news-list li i {
    display: inline-block;
    width: 6px;
    height: 6px;
    background: #FF4444;
    border-radius: 50%;
}

.list-title {
    width: 338px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}


/* 视频中心 */

.video {
    width: 100%;
    height: 376px;
    margin-top: 18px;
    background: url('../../images/bg-video.png') no-repeat top center;
    overflow: hidden;
}

.video h3 {
    margin-top: 20px;
}

.title-line {
    width: 40px;
    height: 3px;
    margin: 0 auto;
    border-radius: 2px;
}

.video-show-box {
    height: 274px;
    margin-top: 18px;
    padding: 12px;
    background: #fff;
    border-radius: 10px;
    box-sizing: border-box;
    overflow: hidden;
}

.video-show-box .img-box {
    position: relative;
    width: 280px;
    height: 160px;
    line-height: 160px;
    border-radius: 10px;
    overflow: hidden;
}

.video-show-box .img-box img.playicon {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 44px;
    height: 44px;
    margin: -22px 0 0 -22px;
    z-index: 2;
}

.video-show-box .img-box img.video-avatar {
    position: absolute;
    top: 0;
    left: 0;
    width: 280px;
    height: 160px;
}

.video-show-box ul {
    width: 1250px;
}

.video-show-box li {
    width: 280px;
    margin-right: 18px;
}

.video-show-box li p {
    width: 280px;
    height: 40px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.video-show-box li .txt-box .seenicon {
    width: 18px;
    height: 18px;
    background: url('../../images/yanjing.png') no-repeat center center;
}

.video-show-box li .txt-box .markicon {
    width: 18px;
    height: 18px;
    background: url('../../images/zanzan.png') no-repeat center center;
}

.video-more {
    display: inline;
    position: absolute;
    top: 22px;
    right: 26px;
    color: #fff;
    padding-right: 14px;
    background: url('../../images/arrow-right-white.png') no-repeat center right;
    font-size: 14px;
}


/* 热门活动 */

.hot-activity {
    background: #fff;
    overflow: hidden;
}

.act-list ul li .activityTag {
    position: absolute;
    right: 0;
    top: 150px;
    width: 66px;
    height: 26px;
    line-height: 26px;
    text-align: center;
    font-size: 12px;
    font-weight: bold;
    color: #f5f7fa;
    /* border: 2px solid #f5f7fa; */
}

.act-list ul li .activityTag.proceed {
    background-image: linear-gradient(90deg, #1ee5d0 0%, #2e93ff 100%), linear-gradient(#3999ff, #3999ff);
    background-blend-mode: normal, normal;
}

.act-list ul li .activityTag.join {
    background-image: linear-gradient(90deg, #fe8a73 0%, #fe2869 100%), linear-gradient(#3999ff, #3999ff);
    background-blend-mode: normal, normal;
}

.actmore {
    display: inline;
    position: absolute;
    top: 22px;
    right: 26px;
    color: #3999ff;
    padding-right: 14px;
    background: url('../../images/morelist.png') no-repeat center right;
    font-size: 14px;
}

.act-list ul {
    width: 1250px;
}

.act-list ul li {
    width: 290px;
    margin: 0 13px 18px 0;
    border: 1px solid #EDF1F9;
    border-radius: 10px;
    box-sizing: border-box;
    overflow: hidden;
}

.act-list ul li img {
    width: 290px;
    height: 172px;
}

.act-list ul li .txt-box {
    padding: 15px 15px 28px;
    box-sizing: border-box;
}

.act-list ul li .txt-box span {
    height: 24px;
    background: url('../../images/address.png') no-repeat center left;
    box-sizing: border-box;
}


/* 快捷入口 */

.fast-enter ul {
    width: 1250px;
}

.fast-enter ul li {
    margin: 0 13px 20px 0;
}

.fast-enter ul li a {
    width: 290px;
    height: 109px;
    overflow: hidden;
    border-radius: 10px;
}

.fast-enter ul li a.biaozhun {
    background: url('../../images/biaozhunchaxun.png') no-repeat center center;
}

.fast-enter ul li a.peifang {
    background: url('../../images/peifangtuijian.png') no-repeat center center;
}

.fast-enter ul li a.chanpin {
    background: url('../../images/chanpinjiansuo.png') no-repeat center center;
}

.fast-enter ul li a.wenku {
    background: url('../../images/wenkujiansuo.png') no-repeat center center;
}


/* 最新需求 产品推荐 */

.recommend>div {
    width: 598px;
    height: 320px;
    border: 1px solid #EDF1F9;
    border-radius: 10px;
    box-sizing: border-box;
}

.recommend>div ul li {
    width: 298px;
    padding: 10px 0;
    border-top: 1px solid #EDF1F9;
}

.recommend>div ul li p {
    height: 21px;
}

.recommend .latest-demand ul li a {
    border-left: 4px solid #3999ff;
}

.recommend .pro-recommend ul li a {
    border-left: 4px solid #57B769;
}


/* 检测 */

.jiance {
    width: 100%;
    height: 160px;
    line-height: 160px;
    background: url('../../images/bg-jiance.png') no-repeat top center;
}


/* 产学研 */

.chanxy {
    background: #fff;
    overflow: hidden;
}

.chanxy ul {
    width: 1250px;
}

.chanxy ul li {
    width: 290px;
    margin-right: 12px;
    border: 1px solid #EDF1F9;
    border-radius: 10px;
    overflow: hidden;
    box-sizing: border-box;
}

.chanxy ul li img {
    width: 290px;
    height: 180px;
}

.chanxy .txt-box {
    padding: 12px;
}

.chanxy .txt-box p {
    height: 48px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}


/* 期刊中心 */

.periodical-fa {
    width: 100%;
    background: #fff;
    overflow: hidden;
}

.periodical ul {
    width: 1230px;
    margin-top: 30px;
}

.periodical li {
    width: 596px;
    height: 294px;
    border: 1px solid #EDF1F9;
    margin-right: 10px;
    padding: 10px;
    vertical-align: top;
    border-radius: 10px;
    box-sizing: border-box;
}

.periodical li .img-box img {
    width: 200px;
    height: 273px;
}

.periodical li .txt-box {
    width: 347px;
    margin-left: 26px;
}

.periodical li .txt-box p {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 6;
    -webkit-box-orient: vertical;
    line-height: 22px;
    height: 132px;
}

.periodical li .txt-box a {
    width: 92px;
    height: 32px;
    color: #fff;
    background: #3999ff;
    line-height: 32px;
    text-align: center;
    border-radius: 10px;
}

.otw {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fAd-body {
    position: fixed;
    display: block;
    overflow: hidden;
    z-index: 699;
}

.fAd-body .fAd_close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 20px;
    height: 20px;
    background-image: url(../../images/icon-close.png);
    background-repeat: no-repeat;
    background-position: 0 0;
    background-size: 20px 20px;
}

@media only screen and (max-width: 1280px) {
    .fAd-left {
        left: 0;
        top: 40% !important;
        width: auto !important;
        max-height: 650px;
    }
    .fAd-right {
        right: 0;
        top: 40% !important;
        width: auto !important;
        max-height: 650px;
    }
    .fAd-left img,
    .fAd-right img {
        width: 160px !important;
        height: 88px !important;
        margin: 0 0 5px;
    }

}
.fAd-left {
    left: 0;
    top: 55%;
    margin-top: -230px;
    width: 200px;
    height: auto;
    max-height: 650px;
}

.fAd-left img,
.fAd-right img {
    width: 200px;
    height: 110px;
    margin: 0 0 5px;
}

.fAd-center {
    left: 50%;
    top: 50%;
    margin-top: -190px;
    margin-left: -350px;
    width: 700px;
    height: 380px;
    box-shadow: 0 0 2px 2px #f1f1f1;
}

@media only screen and (max-width: 1280px) {
    .fAd-center {
        left: 50%;
        top: 50%;
        margin-top: -124px !important;
        margin-left: -225px !important;
        width: 450px !important;
        height: 248px !important;
        box-shadow: 0 0 2px 2px #f1f1f1;
    }
    .fAd-center img {
        width: 450px !important;
        height: 248px !important;
    }
}

.fAd-center img {
    width: 700px;
    height: 380px;
}

.fAd-right {
    right: 0;
    top: 55%;
    margin-top: -230px;
    width: 200px;
    height: auto;
    max-height: 650px;
}

.tab-ad {
    padding-top: 30px;
    background-color: white;
}

.swiper-view {
    height: 180px;
}

.swiper-view img {
    width: 290px;
    margin-right: 12px;
    height: 180px;
    border-radius: 10px;
}

.mw1200 {
    width: 1200px;
    margin: 0 auto;
    position: relative;
}

.arrow-left-view {
    width: 50px;
    height: 50px;
    position: absolute;
    left: -85px;
    top: 65px;
    z-index: 100;
    cursor: pointer;
    background: url('../../images/left-view.png') no-repeat center center;
}

.arrow-right-view {
    width: 50px;
    height: 50px;
    position: absolute;
    right: -85px;
    top: 65px;
    z-index: 100;
    cursor: pointer;
    background: url('../../images/right-view.png') no-repeat center center;
}