@charset "utf-8";

.banner {
    position: relative;
    overflow: hidden;

}

.banner img {
    display: block;
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    object-fit: cover;
}


.banner a {
    display: block;
    position: relative;
    overflow: hidden;
    padding-top: 30%;
}


.banner .slick {
    position: relative;
    z-index: 9;
}

.banner .slick-slide a {
    display: block;
    position: relative;
}

.banner .slick-dots {
    bottom: 5%;
    right: 14%;
    text-align: right;
}

.banner .slick-dots li {
    width: 60px;
    height: 41px;
    background: url(https://sce.hit.edu.cn/images/banner-dots.png) no-repeat;
    background-position: center bottom;
}

.banner .slick-dots li.slick-active {
    background: url(https://sce.hit.edu.cn/images/banner-dots-active.png) no-repeat;
    background-position: center bottom;
    background-size: 100%;
}

.banner .slick-slide a::after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: url(https://sce.hit.edu.cn/images/banner-zzc2.png) repeat-x;
    background-position: center bottom;
    z-index: 1;
}

.banner-tx {
    position: absolute;
    top: 50%;
    left: 14%;
    transform: translateY(-50%);
    z-index: 9;
    background: url(https://sce.hit.edu.cn/images/banner-tx.png) no-repeat;
    background-size: 100% 100%;
    padding: 60px 40px;
    padding-right: 175px;
}

.banner-tx h3 {
    font-size: 36px;
    color: #ffffff;
    position: relative;
}

.banner-tx h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 143px;
    height: 1px;
    background-color: #ffffff;
    opacity: 0.6;
}

.banner-tx h3:last-child {
    margin-left: 70px;
    margin-top: 15px;
}


/* s1 */

.s1 {
    padding-top: 30px;
    padding-bottom: 60px;
    background: url(https://fisfgov.fudan.edu.cn/jixujiaoyu/view/template/demo/img/s1-bj.png) no-repeat;
    background-position: right 84px bottom;
}

.tit h2 b {
    font-size: 32px;
    line-height: 32px;
    color: #333333;
}

.tit {
    position: relative;
    text-align: center;
    font-size: 0;
    padding-top: 60px;
    background-position: center top;
    margin-bottom: 30px;
}

.tit h2 {
    position: relative;
}

.tit h2::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    width: 40%;
    height: 3px;
    background: url(https://sce.hit.edu.cn/images/tit-line.png) no-repeat;
    background-size: cover;
}

.tit h2::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 130px;
    transform: translateY(-50%);
    width: 32%;
    height: 3px;
    background: url(https://sce.hit.edu.cn/images/tit-line.png) no-repeat;
    background-size: cover;
}

.tit h2 b:nth-child(2) {
    color: #015679;
}

.tit h2 span {
    margin-top: 5px;
    font-size: 14px;
    color: #015679;
    opacity: 0.6;
    display: block;
}

.tit .more {
    padding-right: 30px;
    background: url(https://sce.hit.edu.cn/images/more.png) no-repeat;
    background-position: right center;
    text-align: right;
    position: absolute;
    bottom: 15px;
    right: 0;
}

.tit .more p {
    font-size: 16px;
    color: #015679;
    line-height: 20px;
    transition: all 0.3s;
}

.tit .more span {
    font-size: 12px;
    line-height: 14px;
    color: #015679;
    opacity: 0.5;
    transition: all 0.3s;
}

.tit .more:hover p {
    color: #f39800;
}

.tit .more:hover span {
    color: #f39800;
}

.s1-banner {
    float: left;
    width: 52%;
    margin-right: 2.8%;
}

.s1-banner a {
    position: relative;
}

.s1-banner a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background: url(https://sce.hit.edu.cn/images/s1-zzc.png) repeat-x;
    background-position: left bottom;
}

.s1-banner .pic {
    height: 490px;
}

.s1-info {
    border-left: 4px solid #f39800;
    width: 60%;
    position: absolute;
    left: 0;
    bottom: 25px;
    z-index: 2;
    padding-left: 25px;
}

.s1-info p {
    font-family: Arial;
    font-size: 18px;
    color: #f39800;
}

.s1-info h3 {
    font-size: 22px;
    color: #ffffff;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.s1-banner .slick-dots {
    text-align: right;
    padding-bottom: 25px;
    padding-right: 25px;
}

.s1-banner .slick-dots li {
    width: auto;
    height: auto;
    margin: 0 9px;
    vertical-align: bottom;
    background: url(https://sce.hit.edu.cn/images/s1-dots.png) no-repeat;
    background-position: center bottom;
    position: relative;
    transition: all 0.3s;
}

.s1-banner .slick-dots li.slick-active {
    background-size: 0;
    margin-right: 70px;
}

.s1-banner .slick-dots li.slick-active::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 50px;
    width: 50px;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.6);
}

.s1-banner .slick-dots li button {
    width: 12px;
    height: 12px;
    font-family: 'Times New Roman';
    font-size: 0;
    color: #ffffff;
}

.s1-banner .slick-dots li button::before {
    content: '0';
}

.s1-banner .slick-dots li.slick-active button {
    width: 33px;
    height: 24px;
    font-size: 36px;
}

.s1-list {
    overflow: hidden;
}

.s1-tx {
    overflow: hidden;
}

.s1-list .pic {
    width: 250px;
    height: 170px;
    padding-top: 0;
    float: left;
    margin-right: 30px;
    display: none;
}

.s1-list .pic span {
    font-family: 'Times New Roman', Times, serif;
    font-size: 20px;
    color: #ffffff;
    line-height: 34px;
    padding-left: 17px;
    padding-right: 29px;
    background: url(https://sce.hit.edu.cn/images/s1-date.png) no-repeat;
    background-size: 100% 100%;
    position: absolute;
    bottom: 0;
    left: 0;
}

.s1-list ul li a .s1-tx p {
    display: none;
}

.s1-list ul li a {
    clear: both;
    overflow: hidden;
    padding: 15px 0;
    line-height: 22px;
}

.s1-list ul li.on a {
    padding: 25px;
    padding-right: 70px;
    background: url(../img/s1-txbj.png) no-repeat;
    background-size: 100% 100%;
    margin-bottom: 20px;
}

.s1-list ul li.on .pic {
    display: block;
}

.s1-list ul li.on h3 span {
    display: none;
}

.s1-list ul li.on a .s1-tx p {
    display: block;
}


.s1-tx span {
    font-family: 'Times New Roman', Times, serif;
    float: left;
    font-size: 22px;
    color: #015679;
    margin-right: 25px;
    font-weight: 600;
}

.s1-tx h3 {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 18px;
    color: #333333;
    font-weight: normal;
    text-align: justify;
}

.s1-list ul li.on h3 {
    white-space: normal;
    line-height: 26px;
    height: 78px;
    color: #ffffff;
}

.s1-tx p {
    font-size: 14px;
    color: #ffffff;
    padding-right: 30px;
    margin-top: 35px;
}

.s1-tx p img {
    margin-left: 5px;
}


/* s2 */
.s2 {
    padding-top: 40px;
    padding-bottom: 70px;
    background: url(https://sce.hit.edu.cn/images/s2-bj.png) no-repeat;
    background-size: cover;
}

.s2-l {
    width: 47%;
    margin-right: 6%;
    float: left;
}

.s2 .tit {
    text-align: left;
    background: url(https://sce.hit.edu.cn/images/tit2.png) no-repeat;
    background-position: left top;
}

.s2 .tit h2 {
    background: url(https://sce.hit.edu.cn/images/tit-line.png) no-repeat;
    background-position: 160px center;
    background-size: 55%;
}

.s2 .tit h2::after {
    content: none;
}

.s2 .tit h2::before {
    content: none;
}

.s2 .tit h2 b {
    color: #ffffff;
}

.s2 .tit h2 b:nth-child(2) {
    color: #f39800;
}

.s2 .tit .more {
    background: url(https://sce.hit.edu.cn/images/more2.png) no-repeat;
    background-position: right center;
    transition: all 0.3s;
}

.s2 .tit .more p,
.s2 .tit .more span {
    color: #fff;
}

.s2 .tit .more:hover {
    opacity: 0.7;
}

.s2 .tit h2 span {
    color: #fff;
}

.s2-l ul li a span {
    float: left;
    margin-right: 20px;
    background-color: #066e98;
    border-radius: 16px;
    padding: 0 20px;
    font-size: 18px;
    color: #fff;
    font-family: 'Times New Roman', Times, serif;
}

.s2-l ul li a {
    padding-top: 30px;
    padding-bottom: 20px;
    padding-right: 40px;
    background: url(https://sce.hit.edu.cn/images/s2-arrow.png) no-repeat;
    background-position: 98% center;
    line-height: 32px;
    position: relative;
    transition: all 0.3s;
}

.s2-l ul li a:hover {
    background-position: 100% center;
}

.s2-l ul li a p {
    color: #fff;
    font-size: 18px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.s2-r {
    float: left;
    width: 47%;
}

.s2-r ul li a {
    line-height: 32px;
    padding-top: 30px;
    padding-bottom: 20px;
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-right: 120px;
}

.s2-r ul li a p {
    color: #fff;
    font-size: 18px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.s2-r ul li a span {
    font-size: 24px;
    color: #ffffff;
    font-family: 'Times New Roman', Times, serif;
    font-weight: 600;
    margin-right: 30px;
    float: left;
}

.s2-r ul li a b {
    display: block;
    line-height: 37px;
    position: absolute;
    bottom: 0;
    right: 0;
    background: url(https://sce.hit.edu.cn/images/s2-bm0.png) no-repeat;
    background-size: 100% 100%;
    padding-left: 30px;
    padding-right: 20px;
    font-weight: normal;
    color: #fff;
}

.s2-r ul li a:hover b {
    background: url(https://sce.hit.edu.cn/images/s2-bm.png) no-repeat;
    background-size: 100% 100%;
}

.s2-r ul li a b img {
    vertical-align: -3px;
    margin-right: 8px;
}


/* s3 */
.s3 {
    padding: 50px 0;
}

.s3-tit {
    font-size: 0;
    margin-bottom: 40px;
    padding: 0 20px;
}

.s3-tit span {
    vertical-align: top;
    display: inline-block;
    font-size: 17px;
    line-height: 52px;
    color: #015679;
    cursor: pointer;
    width: 14.2%;
    text-align: center;
    position: relative;
}



.s3-tit span.on {
    background: url(https://sce.hit.edu.cn/images/s3-titbj.png) no-repeat;
    background-size: 100% 100%;
    color: #fff;
}

.s3-tit span.on::after {
    content: '';
    position: absolute;
    top: 50%;
    left: -30px;
    transform: translateY(-50%);
    width: 66px;
    height: 66px;
    background: url(https://sce.hit.edu.cn/images/s3-ico.png) no-repeat;
}

.s3-list .slick-list{
    padding-top: 25px;
}

.s3-box {
    background: url(https://sce.hit.edu.cn/images/s3-box.png) no-repeat;
    background-position: right bottom;
    background-size: cover;
    padding-top: 30px;
    padding-bottom: 40px;
    position: relative;
    border-left: 2px solid #3277c6;
    margin: 0 20px;
}

.s3-box::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    border-top: 10px solid transparent;
    border-right: 10px solid #3277c6;
    border-bottom: 10px solid #3277c6;
    border-left: 10px solid transparent;
}

.s3-c ul li .s3-box {
    border-color: #066e98;
    min-height: 420px;
}

.s3-c ul li .s3-box::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    border-top: 10px solid transparent;
    border-right: 10px solid #066e98;
    border-bottom: 10px solid #066e98;
    border-left: 10px solid transparent;
}

.s3-box a {
    font-size: 16px;
    line-height: 20px;
    color: #333333;
    padding: 30px;
    padding-bottom: 0;
    background: url(https://sce.hit.edu.cn/images/s3-kedu.png) no-repeat;
    background-position: left 0px;
    position: relative;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;

}

.s3-box a:nth-child(2) {
    background-size: 0;
}

.s3-box a:nth-child(2)::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 10px;
    width: 20px;
    border-top: 1px solid #abc7e6;
}

.s3-box a:hover {
    color: #015679;
}

.s3-box h3 {
    padding-left: 30px;
    padding-right: 50px;
    line-height: 50px;
    font-size: 16px;
    color: #ffffff;
    position: absolute;
    top: 0;
    left: -2px;
    transform: translateY(-50%);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.s3-c ul li .s3-box:nth-child(3n+1) h3 {
    background: url(https://sce.hit.edu.cn/images/s3-lm1.png) no-repeat;
    background-size: 100% 100%;
    width: fit-content;
}

.s3-c ul li .s3-box:nth-child(3n+2) h3 {
    background: url(https://sce.hit.edu.cn/images/s3-lm2.png) no-repeat;
    background-size: 100% 100%;
    width: fit-content;
}

.s3-c ul li .s3-box:nth-child(3n+3) h3 {
    background: url(https://sce.hit.edu.cn/images/s3-lm3.png) no-repeat;
    background-size: 100% 100%;
    width: fit-content;
}

.s3-c{
    position: relative;   
}
.s3-list{
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    right: 0;
    z-index: -1;
    opacity: 0;
    transition: all 0.3s;
}
.s3-list.on{
    position: relative;
    z-index: 1;
    opacity: 1;
}
.s3-list .slick-prev {
    width: 50px;
    height: 50px;
    background: url(https://sce.hit.edu.cn/images/s4-prev.png) no-repeat;
    transform: translateY(-50%) rotateY(0deg);
    background-size: cover;
    left: -50px;
}

.s3-list .slick-prev:hover {
    background: url(https://sce.hit.edu.cn/images/s4-next.png) no-repeat;
    transform: translateY(-50%) rotateY(180deg);
    background-size: cover;
}

.s3-list .slick-next {
    width: 50px;
    height: 50px;
    background: url(https://sce.hit.edu.cn/images/s4-prev.png) no-repeat;
    transform: translateY(-50%) rotateY(180deg);
    background-size: cover;
    right: -50px;
}

.s3-list .slick-next:hover {
    background: url(https://sce.hit.edu.cn/images/s4-next.png) no-repeat;
    transform: translateY(-50%) rotateY(0deg);
    background-size: cover;
}
/* s4 */
.s4 {
    padding-bottom: 65px;
}
.s4 .tit h2{display: inline-block;    padding: 0 20px;opacity: .5;    cursor: pointer;}
.s4 .tit h2.on{opacity:1;}
.s4 .tit h2:after{    content: '';
    position: absolute;
    top: 50%;
    left: -7px;
    transform: translateY(-50%);
    width: 15%;
    height: 3px;
    background: url(https://sce.hit.edu.cn/images/tit-line.png) no-repeat;
    transform: rotate(-55deg);
    background-size: cover;}.s4 .tit h2:before{display:none;}
.s4 .tit h2:first-child:after{display:none;}
.s4 .tit .more{width: 100px;bottom:0;}
.s4 .tit .more a{display: none;}
.s4 .tit .more a.on{display: block;}
.s4-banner .pic {
    padding-top: 68%;
}
.s4-tpp{position: relative;}
.s4-tpp .s4-banner{position: absolute;
    left: 0;
    right: 0;
    top: 0;
    opacity: 0;
    bottom: 0;
    z-index: -1;}
.s4-tpp .s4-banner.on{    position: relative;opacity: 1; z-index: 1;}
.s4-banner ul li a {
    margin: 0 20px;
    position: relative;
}

.s4-banner ul li a::after {
    content: '';
    width: 100%;
    height: 100%;
    background: url(https://sce.hit.edu.cn/images/s4-zzc.png) repeat-x;
    background-position: center bottom;
    position: absolute;
    bottom: 0;
    left: 0;
}

.s4-tx {
    padding: 20px;
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 2;
}

.s4-tx p {
    font-size: 18px;
    color: #ffffff;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    display: -moz-box;
    -moz-line-clamp: 1;
    -moz-box-orient: vertical;
    word-wrap: break-word;
    word-break: break-all;
    white-space: normal;
}

.s4-tx::after {
    content: '';
    position: absolute;
    left: 20px;
    bottom: 0;
    width: 70px;
    height: 3px;
    background-color: #f39800;
}

.s4-banner .slick-prev {
    width: 50px;
    height: 50px;
    background: url(https://sce.hit.edu.cn/images/s4-prev.png) no-repeat;
    transform: translateY(-50%) rotateY(0deg);
    background-size: cover;
    left: -50px;
}

.s4-banner .slick-prev:hover {
    background: url(https://sce.hit.edu.cn/images/s4-next.png) no-repeat;
    transform: translateY(-50%) rotateY(180deg);
    background-size: cover;
}

.s4-banner .slick-next {
    width: 50px;
    height: 50px;
    background: url(https://sce.hit.edu.cn/images/s4-prev.png) no-repeat;
    transform: translateY(-50%) rotateY(180deg);
    background-size: cover;
    right: -50px;
}

.s4-banner .slick-next:hover {
    background: url(https://sce.hit.edu.cn/images/s4-next.png) no-repeat;
    transform: translateY(-50%) rotateY(0deg);
    background-size: cover;
}



/* 专题切换按钮样式 */
.s3-c {
    position: relative;
}

.s3-prev {
    position: absolute;
    top: 50%;
    width: 50px;
    height: 50px;
    background: url(https://sce.hit.edu.cn/images/s4-prev.png) no-repeat;
    transform: translateY(-50%) rotateY(0deg);
    background-size: cover;
    left: -60px;
    cursor: pointer;
}

.s3-prev:hover {
    background: url(https://sce.hit.edu.cn/images/s4-next.png) no-repeat;
    transform: translateY(-50%) rotateY(180deg);
    background-size: cover;
}

.s3-next {
    position: absolute;
    top: 50%;
    width: 50px;
    height: 50px;
    background: url(https://sce.hit.edu.cn/images/s4-prev.png) no-repeat;
    transform: translateY(-50%) rotateY(180deg);
    background-size: cover;
    right: -60px;
    cursor: pointer;
}

.s3-next:hover {
    background: url(https://sce.hit.edu.cn/images/s4-next.png) no-repeat;
    transform: translateY(-50%) rotateY(0deg);
    background-size: cover;
}

/* 11/7修改 */
.s1 .tit h2 div{
    display: inline-block;
    cursor: pointer;
}
.s1 .tit h2 div:first-child{
    margin-right: 2%;
}
.s1 .tit h2 div{
    opacity: 0.5;
    transform: scale(0.9);
    transition: all 0.3s;
}
.s1 .tit h2 div.on{
    opacity: 1;
    transform: scale(1);
}
.s1-box{
    position: relative;
}
.s1-box .s1-c{
    position: absolute;
    width: 100%;
    left: 0;
    right: 0;
    top: 0;
    opacity: 0;
    z-index: -1;
    transition: all 0.3s;
}
.s1-box .s1-c.on{
    opacity: 1;
    z-index: 1;
    position: relative;
}

@media screen and (max-width:1600px){
    .s3-list .slick-arrow{
        display: none !important;
    }
}
@media screen and (max-width:768px){
    .s1 .tit{
        text-align: left;
        background-position: left top;
    }
}






@media screen and (max-width:1600px) {

    .s4-banner .slick-prev {
        left: 0;
    }

    .s4-banner .slick-next {
        right: 0;
    }

    .s3-tit span {
        font-size: 16px;
        padding-left: 10px;
    }
    .s3-btn{
        display: flex;
        flex-wrap: wrap;
        justify-content:center;
        transform: translateY(100%);
    }
    .s3-btn>div{
        position: static;
        text-align: center;
        margin: 0 10px;
    }
}






@media screen and (max-width:1200px) {

    .s3-btn{
        display: none;
    }
    .banner-tx h3 {
        font-size: 28px;
    }

    .banner-tx {
        padding: 40px 20px;
        padding-right: 110px;
    }

    .banner .slick-dots {
        text-align: center;
        right: auto;
    }

    .s3-tit span {
        width: 20%;
    }
}

@media screen and (max-width:1024px) {
    .s3-box {
        width: 48%;
    }

    .s3-c ul li .s3-box:nth-child(3) {
        margin-top: 40px;
    }

    .s1-banner {
        float: none;
        width: auto;
        margin-right: 0;
        margin-bottom: 20px;
    }

    .s1-banner .pic {
        padding-top: 67%;
        height: auto;
    }

    .tit h2::after {
        content: none;
    }

    .tit h2::before {
        content: none;
    }

    .tit h2 b {
        font-size: 28px;
    }

    .s2-l {
        float: none;
        width: auto;
        margin-right: 0;
    }

    .s2-r {
        float: none;
        width: auto;
        margin-right: 0;
    }

    .s2 .tit {
        margin-bottom: 0px;
    }

    .s2 .tit h2 {
        background-size: 0;
    }

    .s2 {
        padding-top: 10px;
        padding-bottom: 50px;
    }

    .s3-tit span {
        width: 25%;
    }

    .s4-banner .slick-arrow {
        display: none !important;
    }

}

@media screen and (max-width:768px) {
    .s1 {
        padding-top: 0;
        padding-bottom: 20px;
    }
.s4 .tit .bt{text-align: left;}
    .s3-box {
        width: 100%;
        margin-top: 40px !important;
    }
.s4 .tit h2 b{font-size: 20px;}
    .s3-tit {
        margin-bottom: 0;
    }

    .banner-tx {
        display: none;
    }

    .banner .slick-dots li {
        width: 40px;
        height: 20px;
        background-size: 10px;
        margin: 0;
    }

    .tit {
        background-size: 200px;
        padding-top: 30px;
        margin-bottom: 20px;
    }

    .tit h2 b {
        font-size: 24px;
    }

    .tit .more p {
        font-size: 14px;
    }

    .s1-info h3 {
        font-size: 16px;
    }

    .s1-banner .slick-dots li.slick-active button {
        font-size: 24px;
    }

    .s1-banner .slick-dots li {
        margin: 0 5px;
        background-size: 8px;
        vertical-align: middle;
    }

    .s1-banner .slick-dots li.slick-active {
        margin-right: 50px;
    }

    .s1-banner .slick-dots li.slick-active::after {
        left: 40px;
        width: 30px;
    }

    .s1-banner .slick-dots {
        padding-bottom: 5px;
        padding-right: 10px;
    }

    .s1-info {
        width: 100%;
    }

    .s1-banner {
        margin-bottom: 10px;
    }

    .s1-tx span {
        font-size: 18px;
    }

    .s1-tx h3 {
        font-size: 16px;
    }

    .s1-list ul li a {
        padding: 10px 0;
    }

    .s2-l ul li a p,
    .s2-r ul li a p {
        font-size: 16px;
    }

    .s2-l ul li a span,
    .s2-r ul li a span {
        font-size: 16px;
    }

    .s2-l ul li a,
    .s2-r ul li a {
        padding-top: 20px;
        padding-bottom: 10px;
    }

    .s2 .tit {
        background-size: 200px;
    }

    .s3-tit span {
        width: 33.3%;
    }

    .s3 {
        padding-top: 20px;
        padding-bottom: 10px;
    }
}

@media screen and (max-width:640px) {
.s4 .tit .more{bottom:20px;}
    .m-nav ul li ul li{
        width: 100%;
    }
    .s1-list ul li.on .pic {
        float: none;
        width: auto;
        margin-right: 0;
        margin-bottom: 20px;
        height: auto;
        padding-top: 68%;
    }

    .s1-list ul li.on a {
        background-color: #015679;
        padding: 15px;
    }

    .s1-list ul li.on h3 {
        line-height: 24px;
        height: 48px;
    }

    .s1-tx p {
        margin-top: 15px;
    }

    .s2-l ul li a,
    .s2-r ul li a {
        padding-top: 15px;
        padding-bottom: 15px;
    }

    .s2-l ul li a {
        line-height: 24px;
    }

    .s2-r ul li a b {
        padding-left: 20px;
        padding-right: 10px;
        font-size: 12px;
        line-height: 32px;
    }

    .s2-r ul li a {
        padding-right: 80px;
    }

    .s3-tit span {
        width: 50%;
        line-height: 40px;
    }

}

@media screen and (max-width:480px) {
    .s4-banner ul li a {
        margin: 0;
    }
}