/* banner */
.video {
    position: relative;
}

.video-bg {
    display: none;
    position: fixed;
    z-index: 99;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
}

.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%;
}


.video i {
    display: block;
}

.video i img {
    width: 100%;
}

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

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

.videos {
    width: 100%;
}

.mouse {
    position: absolute;
    z-index: 10;
    left: 50%;
    bottom: 1.6rem;
    margin-left: -1rem;
}

.mouse img {
    width: 2rem;
}

/* 第1部分 */

.part1 {
    position: relative;
    padding: 0.6rem 0 0;
    background: url(../images/part1_bg.jpg) repeat-y center 0/100%;
}

.part1-main {
    display: block;
}

.part1-img {
    position: relative;
    padding: 0 0.3rem;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part1-img i {
    display: block;
    position: relative;
}

.part1-img img {
    width: 100%;
}

.part1-name {
    position: absolute;
    z-index: 15;
    right: 0.3rem;
    bottom: 0.6rem;
    width: 4rem;
    padding: 0.2rem 0 0.2rem 0.4rem;
    background: #fff;
}

.part1-name .ch {
    font: 400 16px/20px '微软雅黑';
    color: #000;
}

.part1-name .en {
    font: 400 12px/16px '微软雅黑';
    color: #d4d4d4;
}

.part1-title {
    padding: 0.3rem;
    text-align: left;
    color: #000;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part1-title .en {
    font: 400 18px/20px '微软雅黑';
}

.part1-title .ch {
    font: 400 18px/20px '微软雅黑';
}

.part1-img2 {
    padding: 0 0 0.4rem 0.3rem;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part1-img2 img {
    width: 100%;
}

.part1-font {
    padding: 0 0.3rem;
    overflow: hidden;
    font: 400 16px/24px '微软雅黑';
    color: #666666;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part1-more {
    padding: 0.4rem;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part1-more a {
    display: block;
    width: 80px;
    font: 400 12px/20px '微软雅黑';
    color: #000;
    background: url(../images/part1_arrow.png) no-repeat right center;
}

/* 动画 */
.part1-img.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 1s;
}

.part1-title.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 1s;
}

.part1-img2.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 1s;
}

.part1-font.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 1s;
}

.part1-more.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 1s;
}




/* 第2部分 */

.part2 {
    position: relative;
    padding: 0.6rem;
    background: #f5f5f5 url(../images/part2_img.jpg) no-repeat center 0/auto 4.8rem;
}

.part2-main {
    width: 100%;
}

.part2-top {
    display: flex;
    justify-content: space-between;
    padding: 0 0 0.2rem;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part2-title {
    color: #fff;
    background: url(../images/part2_line.png) no-repeat 0 1.4rem;
}

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

.part2-en {
    font: 400 12px/18px '微软雅黑';
    text-transform: uppercase;
}

.part2-name {
    width: 180px;
    color: #fff;
    text-align: left;
}

.part2-big {
    font: 400 18px/20px '微软雅黑';
}

.part2-small {
    font: 400 12px/18px '微软雅黑';
}

.part2-box {
    display: block;
    position: relative;
    margin: 1.6rem 0 0;
    padding: 0.4rem 0.8rem 1.4rem;
    background: #fff;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part2-font {
    position: absolute;
    z-index: 10;
    left: 5px;
    top: -1.2rem;
    width: 100%;
    text-align: right;
}

.part2-font img {
    width: 7rem;
}

.part2-ul {
    padding: 0 0.3rem;
}

.part2-li {
    padding: 0.4rem 0;
}

.part2-li:nth-child(1) {
    border-bottom: 1px solid #000;
}

.part2-li {
    display: flex;
    align-items: center;
}

.part2-li i {
    display: block;
    padding: 0 0.1rem 0 0;
}

.part2-li i img {
    width: 0.6rem;
}

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

.part2-li-p {
    height: 60px;
    overflow: hidden;
    font: 400 14px/20px '微软雅黑';
    color: #000;
}

.part2-img2 img {
    width: 100%;
}

.part2-nav {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
}

.part2-nav ul {
    display: flex;
}

.part2-nav ul li {
    width: 25%;
    padding: 0 1px;
}

.part2-nav ul li:first-child {
    padding-left: 0;
}

.part2-nav ul li:last-child {
    padding-right: 0;
}

.part2-nav ul a {
    display: block;
    font: 400 0.4rem/0.8rem '微软雅黑';
    color: #fff;
    text-align: center;
    background: #ec6400;
}

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

.part2-box.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 1.2s;
}

/* 第3部分 */

.part3 {
    position: relative;
    padding: 1.2rem 0 0.6rem;
    text-align: center;
    background: #fff;
}

.part3-title {
    padding: 0 0 10px;
    text-align: center;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

.part3-title .ch {
    font: bold 24px/30px '微软雅黑';
    color: #000;
}

.part3-title .en {
    padding: 5px 0 0;
    font: 400 14px/20px '微软雅黑';
    color: #7a7a7a;
}

.part3-main {
    width: 100%;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
}

#marquee {
    position: relative;
    height: 6.8rem;
    overflow: hidden;
}

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

.part3-main ul li {
    width: 5.4rem;
    padding: 0 0.1rem;
}

.part3-main ul a {
    display: block;
    padding: 0.4rem 0.4rem 0.6rem 0.2rem;
    border: 1px solid #333;
}

.new-li-time {
    background: url(../images/arrow_b.png) no-repeat right center/12px;
}

.new-li-day {
    padding: 0 0 0 0.2rem;
    font: 400 18px/30px '微软雅黑';
    color: #000;
    text-align: left;
    background: url(../images/circle_y.png) no-repeat 0 center/4px;
}

.new-li-year {
    width: 48px;
    margin: 0.1rem 0 0 0.2rem;
    font: 400 12px/16px '微软雅黑';
    color: #999999;
    text-align: center;
    border: 1px solid #999999;
}

.new-li-name {
    margin: 0.2rem 0 0 0.2rem;
    overflow: hidden;
    font: 400 16px/30px '微软雅黑';
    color: #000;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.new-li-p {
    height: 80px;
    margin: 0 0 0 0.2rem;
    overflow: hidden;
    font: 400 14px/20px '微软雅黑';
    color: #999999;
}

.new-li-more {
    margin: 10px 0 0 0.2rem;
    font: 400 12px/18px '微软雅黑';
    color: #000;
    text-align: left;
}

.part3-more {
    margin: 0.5rem 0.3rem 0;
}

.part3-more a {
    display: flex;
    justify-content: center;
    padding: 5px 0;
    font: 400 12px/30px '微软雅黑';
    color: #000;
    text-align: center;
    background: #f1f1f1;
}

.part3-more a span {
    display: block;
    padding-right: 0.8rem;
    background: url(../images/arrow_b.png) no-repeat right center/auto 6px;
}

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

.part3-main.animated_visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition: 0.6s 1.2s;
}


/* 第4部分 */

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

.part4-main {
    display: flex;
    justify-content: space-between;
    position: relative;
    width: 100%;
    padding: 0 0.6rem;
}

.part4-left {
    width: 6rem;
    padding: 2.8rem 0 0;
    opacity: 0;
    transform: translate3d(-50%, 0, 0);
}

.part4-detail {
    width: 3rem;
    font: 400 0.4rem/0.6rem '微软雅黑';
    color: #fff;
    text-align: center;
    background: #ec6400;
    border-radius: 20px;
}

.part4-title {
    padding: 0.3rem 0 2.4rem;
}

.part4-title img {
    width: 5.6rem;
}

.part4-more {
    font: 400 14px/20px '微软雅黑';
}

.part4-more a {
    color: #fff;
}

.part4-right {
    width: 2.4rem;
    opacity: 0;
    transform: translate3d(50%, 0, 0);
}

.part4-slide {
    padding: 0 0 0.2rem;
}

.part4-logo img {
    width: 100%;
}

.part4-ewm i {
    display: block;
    padding: 5px;
    background: #fff;
}

.part4-ewm img {
    width: 100%;
}

.part4-ewm p {
    margin: 2px 0 0;
    padding: 0 2px;
    font: 400 12px/20px '微软雅黑';
    color: #000;
    text-align: center;
    background: #fff;
}

.part4-nav {
    position: relative;
}

.part4-nav ul {
    display: flex;
}

.part4-nav ul li {
    width: 50%;
    padding: 0 1px;
}

.part4-nav ul li a {
    display: block;
    position: relative;
    text-align: center;
    padding: 18px 0 12px;
    background: #fff;
}

.part4-nav-circle {
    padding: 0 0 10px;
    text-align: center;
}

.part4-nav-circle img {
    width: 15px;
}

.part4-nav-font {
    width: 20px;
    margin: 0 auto;
    font: 400 18px/1 '微软雅黑';
    text-align: center;
    color: #000;
}

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

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