body {
    background: #fff;
}

.banner i {
    display: block;
}

.banner i img {
    width: 100%;
}

.video-layer {
    position: absolute;
    z-index: 10;
    left: 0;
    top: 2.8rem;
    width: 100%;
    text-align: center;
}

.video-layer img {
    width: 7.2rem;
}


.video-bg {
    display: none;
    position: fixed;
    z-index: 99;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
}

.alerts {
    position: absolute;
    z-index: 99;
    left: 0;
    bottom: 10%;
    width: 100%;
    text-align: center;
}

.alerts img {
    width: 40px;
}

.video-bg div {
    display: flex;
    align-items: center;
    position: fixed;
    z-index: 1;
    width: 100%;
    height: 100%;
}

.videos {
    width: 100%;
}

/* 第1部分 */

.part1 {
    position: relative;
    padding: 30px 0 0;
}

.part1-title {
    font: bold 18px/24px '微软雅黑';
    text-align: center;
    color: #000;
}

.part1-detail {
    padding: 0 0 20px;
    font: 400 16px/36px '微软雅黑';
    color: #666666;
    text-align: center;
}

.part1-bg {
    display: block;
    padding: 3.5rem 0 0 0.3rem;
    background: no-repeat 0 0/9.6rem;
}

.part1-box {
    padding: 0.8rem 0.6rem 0.4rem;
    background: url(../images/mpart1_bg.png) no-repeat 0 0/cover;
}


.part1-box-title {
    margin: 0 0 0.5rem;
    text-align: left;
}

.part1-right-title .ch {
    font: 400 18px/24px '微软雅黑';
    color: #0154a6;
}

.part1-right-title .en {
    font: 400 12px/16px '微软雅黑';
    color: #e4e4e4;
}

.part1-p {
    height: 140px;
    overflow: hidden;
    font: 400 14px/20px '微软雅黑';
    color: #000;
}

.part1-more {
    margin: 20px 0 0;
    width: 90px;
}

.part1-more a {
    display: block;
    font: 400 14px/30px '微软雅黑';
    color: #fff;
    text-align: center;
    background: #0154a6;
}

.part1-more a span {
    padding-right: 5px;
}

.part1-nav {
    background: rgba(1, 84, 166, 0.9);
    border-bottom: 2px solid #fc7019;
}

.part1-nav ul {
    display: flex;
    justify-content: center;
    padding: 0 0.2rem;
}

.part1-nav ul li {
    width: 25%;
    background: url(../images/part1_li_border.png) no-repeat 0 center;
}

.part1-nav ul li:nth-child(1) {
    background: none;
}

.part1-nav ul a {
    display: block;
    padding: 0.6rem 0;
    text-align: center;
}

.part1-nav ul i {
    display: block;
    text-align: center;
}

.part1-nav ul i img {
    width: 0.64rem;
}

.part1-nav ul p {
    width: 36px;
    margin: 5px auto 0;
    font: bold 16px/18px '微软雅黑';
    color: #fff;
}


/* 第2部分 */

.part2 {
    position: relative;
}

.part2-main {
    padding: 1.2rem 0.3rem 0;
}

.part2-top {
    padding-left: 0.3rem;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part2-top-title {
    padding: 0.6rem 0 0.4rem;
    color: #000;
    background: url(../images/part2_line.png) no-repeat 0 0/40px;
}

.part2-top-title .en {
    font: bold 18px/24px '微软雅黑';
    text-transform: uppercase;
}

.part2-top-title .ch {
    font: 400 16px/24px '微软雅黑';
}

.part2-top ul {
    display: flex;
    flex-wrap: wrap;
}

.part2-top ul li {
    width: 40%;
    padding: 0 0 0.2rem;
}

.part2-top ul li:nth-child(2n) {
    width: 60%;
}

.part2-top ul li span {
    display: block;
    padding: 0 0 0 0.3rem;
    font: 400 12px/20px '微软雅黑';
    color: #000;
    background: url(../images/part2_circle.png) no-repeat 0 center;
}


.part2-bottom {
    padding: 0.5rem 0 0;
}

.part2-bottom ul {
    display: flex;
    flex-wrap: wrap;
    border-right: 1px solid #e7e7e7;
    border-bottom: 1px solid #e7e7e7;
}

.part2-bottom ul li {
    width: 50%;
    padding: 20px 8px;
    color: #000;
    text-align: center;
    border-top: 1px solid #e7e7e7;
    border-left: 1px solid #e7e7e7;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part2-bottom ul li i {
    display: block;
    padding: 0 0 15px;
}

.part2-bottom ul li i img {
    width: 30px;
}

.part2-li-ch {
    font: 400 18px/24px '微软雅黑';
}

.part2-li-en {
    font: 400 12px/16px '微软雅黑';
}

.part2-li-p {
    height: 80px;
    margin: 20px 0 0;
    overflow: hidden;
    font: 400 14px/20px '微软雅黑';
    color: #666666;
}

/* 动画 */
.part2-top.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 0.8s;
}

.part2-bottom ul li.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 0.8s;
}


.ad {
    position: relative;
    margin: 15px 0;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.ad i {
    display: block;
}

.ad img {
    width: 100%;
}

.ad a {
    position: absolute;
    left: 1rem;
    bottom: 0;
    width: 100px;
    font: 400 14px/30px '微软雅黑';
    color: #fff;
    text-align: center;
    background: #0154a6;
}

/* 动画 */
.ad.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 0.8s;
}

/* 第3部分 */

.part3 {
    position: relative;
    padding: 0.8rem 0;
}

.part3-main {
    padding: 0;
}

.part3-top {
    display: block;
    position: relative;
    padding-left: 0.6rem;
    background: url(../images/mpart3_border.png) no-repeat 0 bottom/9.7rem 2px;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part3-title {
    padding: 24px 0 0;
    color: #000;
    background: url(../images/part2_line.png) no-repeat 0 0/40px;
}

.part3-title .en {
    font: bold 18px/30px '微软雅黑';
    text-transform: uppercase;
}

.part3-title .ch {
    font: 400 16px/20px '微软雅黑';
}

.part3-video {
    position: absolute;
    right: 0.3rem;
    bottom: 0;
    width: 2rem;
    height: 2.4rem;
    text-align: center;
    background: #0154a6;
}

.part3-video i {
    display: block;
    padding: 0.4rem 0 0.2rem;
    text-align: center;
}

.part3-video i img {
    width: 0.64rem;
}

.part3-video p {
    width: 30px;
    margin: 0 auto;
    font: 400 14px/16px '微软雅黑';
    color: #fff;
    text-align: center;
}

.part3-more {
    width: 90px;
    margin-top: 0.4rem;
}

.part3-more a {
    display: block;
    font: 400 12px/24px '微软雅黑';
    color: #fff;
    text-align: center;
    background: #0154a6;
}

.part3-more a span {
    padding-right: 5px;
}

.part3-line {
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part3-nav {
    padding: 0.8rem 0;
}

.part3-nav ul {
    display: flex;
    flex-wrap: wrap;
    padding-left: 0.2rem;
}

.part3-nav ul li {
    padding: 0.2rem 0.3rem;
}

.part3-nav ul a {
    display: block;
    color: #000;
}

.part3-nav ul span {
    display: block;
    font: bold 16px/30px '微软雅黑';
}

.part3-box {
    position: relative;
    height: 5.6rem;
    overflow: hidden;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part3-box ul {
    position: absolute;
    left: 0;
    top: 0;
    display: flex;
}

.part3-box ul li {
    width: 6rem;
    padding: 0 0.1rem;
}

.part3-box ul a {
    display: block;
    position: relative;
    overflow: hidden;
}

.part3-box ul a i {
    display: block;
}

.part3-box ul a i img {
    width: 100%;
}

.pic-li-layer {
    position: absolute;
    z-index: 10;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    border: 2px solid #fbcf47;
}

/* 动画 */
.part3-top.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 0.8s;
}

.part3-line.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 0.8s;
}

.part3-box.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 0.8s opacity,
        0.6s 0.8s transform;
}


/* 第4部分 */

.part4 {
    position: relative;
    padding: 1rem 0 1.2rem;
    background: url(../images/mpart4_bg.jpg) no-repeat center 0 /100%;
}

.part4-main {
    padding: 0 0.3rem;
}

.part4-title {
    padding: 24px 0 0;
    background: url(../images/part4_line.png) no-repeat 0 0/40px;
    opacity: 0;
    transform: translate3d(0,50%,0);
}

.part4-title .en {
    font: bold 18px/30px '微软雅黑';
    color: #fff;
    text-transform: uppercase;
}

.part4-title .ch {
    font: 400 16px/20px '微软雅黑';
    color: #fff;
}

.part4-more {
    width: 90px;
    margin-top: 0.4rem;
    margin-bottom: 0.6rem;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part4-more a {
    display: block;
    font: 400 12px/24px '微软雅黑';
    color: #fff;
    text-align: center;
    border: 1px solid #fff;
}

.part4-more a span {
    padding-right: 5px;
}

.part4-main ul {
    display: flex;
    flex-wrap: wrap;
    perspective: 1000px;
}

.part4-main ul li {
    width: 50%;
    padding: 1px;
    opacity: 0;
    transform: rotateY(120deg);
}

.part4-main ul li a {
    display: block;
    position: relative;
}

.part4-main ul i {
    display: block;
}

.part4-main ul i img {
    width: 100%;
}

.case-li-name {
    position: absolute;
    z-index: 10;
    right: 5%;
    bottom: 0;
    width: 90%;
    font: bold 12px/24px '微软雅黑';
    color: #000;
    text-align: center;
    background: #fff;
}

.part4-bottom{
    opacity: 0;
    transform: translate3d(0,50%,0);
}
.part4-ad {
    padding: 0.6rem 0;
}

.part4-ad img {
    width: 5.8rem;
}

.part4-detail {
    width: 7.4rem;
    padding: 0 0 0 0.8rem;
    font: 400 12px/20px '微软雅黑';
    color: #fff;
}

.part4-dt {
    padding: 0.3rem 0 0 0.3rem;
}

.part4-dt img {
    width: 4.2rem;
}

.part4-logo {
    position: absolute;
    z-index: 1;
    right: 1%;
    bottom: 1.4rem;
}

.part4-logo img {
    width: 3.5rem;
}

/* 动画 */
.part4-title.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 0.8s;
}

.part4-more.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 0.8s;
}

.part4-main ul li.animated_visible {
    opacity: 1;
    transform: rotateY(0);
    transition: 0.6s 0.8s;
}

.part4-bottom.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 0.8s;
}


/* 第5部分 */

.part5 {
    position: relative;
    padding: 4rem 0 1.6rem;
}

.part5-top {
    position: absolute;
    left: 0;
    top: -1.2rem;
    width: 100%;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part5-top ul {
    display: flex;
    align-items: flex-end;
    padding-left: 0.3rem;
}

.part5-top ul li {
    padding: 0 1px;
}

.part5-top ul a {
    display: block;
    position: relative;
}

.part5-top ul a i {
    display: block;
}

.part5-top ul a i img {
    width: 100%;
}

.part5-top ul a p {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 20px;
    padding: 0.6rem 0;
    font: 400 12px/1 '微软雅黑';
    text-align: center;
    color: #fff;
    background: #0154a6;
}

.part5-main {
    padding: 0 0.3rem;
}

.part5-title {
    padding: 24px 0 0;
    text-align: center;
    background: url(../images/part5_line.png) no-repeat center 0/40px;
}

.part5-title .en {
    font: bold 18px/30px '微软雅黑';
    color: #000;
}

.part5-title .ch {
    font: 400 16px/20px '微软雅黑';
    color: #000;
}

.part5-nav {
    padding: 0.6rem 0;
}

.part5-nav ul {
    display: flex;
    justify-content: center;
}

.part5-nav ul li {
    padding: 0 2px;
}

.part5-nav ul a {
    display: block;
}

.part5-nav ul a span {
    position: relative;
    display: block;
    padding: 0 0.2rem;
    font: bold 16px/24px '微软雅黑';
    color: #000;
}

.part5-new ul li {
    padding: 5px 0 0;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part5-new ul a {
    display: flex;
    justify-content: space-between;
    padding: 0.6rem 0.2rem;
    border: 1px solid #e0e0e0;
}

.new-li-font {
    width: 6.8rem;
}

.new-li-title {
    overflow: hidden;
    font: 400 18px/24px '微软雅黑';
    color: #000;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.new-li-p {
    height: 60px;
    margin: 5px 0 0;
    overflow: hidden;
    font: 400 14px/20px '微软雅黑';
    color: #666666;
}

.new-li-time {
    width: 2rem;
    padding: 0.2rem 0 0;
    text-align: center;
    color: #000;
    border-left: 1px solid #e0e0e0;
}

.new-li-day {
    font: bold 36px/48px '微软雅黑';
}

.new-li-year {
    font: 400 14px/20px '微软雅黑';
}

/* 动画 */
.part5-top.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 0.8s;
}

.part5-nav.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 0.8s;
}

.part5-new ul li.animated_visible {
    opacity: 1;
    transform: translate3d(0,0,0);
    transition: 0.6s 0.8s;
}