/* 第1部分 */

.part1 {
    position: relative;
    z-index: 1;
    height: 100vh;
    overflow: hidden;
}

video {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
}

.video-img{
    position: absolute;
    z-index: 5;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}
.video-img img{
    width: 100%;
}


/* 第2部分 */

.part2 {
    position: relative;
    padding: 0 0 10vw;
    background: url(../images/part2_wave.png) repeat-y center bottom/100%;
}

.part2-big {
    padding: 3.6vw 0 0;
    font-size: 1.8vw;
    line-height: 2.4vw;
    color: #0050a4;
    text-align: center;
}

.part2-small {
    padding: 1vw 0;
    font-size: 0.9vw;
    line-height: 1.4vw;
    color: #000;
    text-align: center;
}

.part2-small span {
    color: #0051a4;
}

.part2-name {
    width: 10vw;
    margin: 0 auto;
    font-size: 0.9vw;
    line-height: 3vw;
    text-align: center;
}

.part2-name a {
    display: block;
    color: #fff;
    background: #0051a4;
    border: 1px solid #0050a4;
    border-radius: 10px;
}

.part2-name a:hover {
    color: #0050a4;
    background: none;
}

 .part2-box {
    perspective: 1000px;
    display: flex;
    justify-content: space-between;
    width: 74vw;
    overflow: hidden;
    margin: 3vw auto 0;
    background: url(../images/part2_box_bg.jpg) no-repeat center center/cover;
}

.part2-left {
    position: relative;
    width: 38vw;
}

.part2-left {
    position: relative;
    width: 38vw;
    overflow: hidden;
}

.part2-left i {
    display: block;
    animation: 15s scales infinite;
}

@keyframes scales {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
    }
}

.part2-left i img {
    width: 100%;
}

.part2-left-layer {
    position: absolute;
    left: 3vw;
    top: 3vw;
}

.part-title {
    color: #000;
    text-align: left;
}

.part-title-big {
    font-size: 1.8vw;
    line-height: 2vw;
}

.part2 .part-title-big {
    background: url(../images/part4_line.png) no-repeat right bottom/3vw;
}

.part-title-small {
    padding: 0.2vw 0 0;
    font-size: 1vw;
    line-height: 1.5vw;
}

.part-title-wave {
    padding: 0.5vw 0 0;
}

.part-title-wave img {
    width: 1.4vw;
}

.part2-ul {
    display: flex;
    justify-content: center;
    position: absolute;
    z-index: 1;
    left: 0;
    bottom: 4vw;
    width: 46vw;
    padding: 3vw 0 1vw;
    background: url(../images/part2_en.jpg) no-repeat center 0/100% 100%;
}

.part2-li {
    display: flex;
    align-items: flex-end;
    padding: 0 1vw;
    background: url(../images/part2_line.png) no-repeat right bottom;
}

.part2-li-icon {
    width: 4vw;
    padding-bottom: 0.5vw;
}

.part2-li-icon img {
    width: 2.4vw;
}

.part2-li-font {
    font-size: 1vw;
    line-height: 1.2vw;
    color: #000;
}

.part2-right {
    width: 28vw;
    padding: 7.2vw 0 0;
    text-align: center;
}

.part2-icon {
    width: 10vw;
    height: 4.8vw;
    margin: 0 auto;
    background: url(../images/map1.png) no-repeat center 0/100%;
    animation: maps 6s linear infinite;
}

@keyframes maps {
    0% {
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

.part2-font {
    display: flex;
    justify-content: center;
    padding: 1.2vw 0 0;
}

.part2-map {
    width: 12vw;
    padding-right: 0.6vw;
    color: #0051a4;
    text-align: right;
    border-right: 1px dashed #0050a4;
}

.part2-map span {
    display: block;
    font-size: 1.2vw;
    line-height: 1.5vw;
}

.part2-map p {
    font-size: 1.8vw;
    line-height: 2vw;
}

.part2-info {
    width: 12vw;
    padding-left: 0.6vw;
    font-size: 0.9vw;
    line-height: 1.2vw;
    color: #000;
    text-align: left;
}


/* 第3部分 */

.part3 {
    position: relative;
    padding: 0 0 5vw;
}

.part3-main {
    width: 84vw;
    margin: 0 auto;
}

.part3-top {
    display: flex;
    justify-content: space-between;
    margin-top: -5vw;
    padding: 0 5vw 3vw;
}

.part3-more a {
    display: block;
    width: 10vw;
    font-size: 0.9vw;
    line-height: 2.6vw;
    color: #fff;
    text-align: center;
    background: #0051a4;
    border: 1px solid #0050a4;
    border-radius: 0.2vw;
}

.part3-more a:hover {
    color: #0050a4;
    background: none;
}

.part3-box {
    padding: 0 5vw;
    background: url(../images/jsq.png) no-repeat center center/82vw;
}

.part3-box ul {
    display: flex;
}

.part3-box ul li {
    width: 18.5vw;
}

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

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

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

.part3-box ul a p {
    width: 8vw;
    margin: 0.2vw auto 0;
    font-size: 1vw;
    line-height: 2vw;
    text-align: center;
    color: #000;
    border-radius: 1vw;
}

.part3-box ul a .pic-li-layer {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: translate3d(0, 50%, 0);
    transition: 0.6s;
}

.part3-box ul a .pic-li-layer img {
    width: 100%;
}

.part3-box ul a:hover p {
    color: #fff;
    background: #0051a4;
}

.part3-box ul a:hover .pic-li-layer {
    opacity: 1;
    transform: translate3d(0, 0, 0);
}


/* 第4部分 */

.part4 {
    position: relative;
    background: url(../images/part4_bg.jpg) no-repeat center 0 / cover;
}

.part4-main {
    width: 62vw;
    margin: 0 auto;
    padding: 12vw 0;
}

.part4-title {
    color: #fff;
}

.part4-title .part-title-big {
    background: url(../images/part4_line.png) no-repeat 0 bottom/6vw;
}

.part4-icon {
    width: 2.3vw;
    padding: 0 0 3vw;
}

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

.part4-p {
    width: 30vw;
    margin: 3vw 0 0;
    font-size: 0.9vw;
    line-height: 1.4vw;
    color: #fff;
}


/* 第5部分 */

.part5 {
    position: relative;
}

.part5-name {
    width: 74vw;
    margin: 0 auto;
    padding: 4vw 0;
    font-size: 1.8vw;
    line-height: 2vw;
    color: #0050a4;
    text-align: right;
}

.part5-main {
    width: 74vw;
    margin: 0 auto;
    padding: 4.5vw 6vw;
    background: url(../images/part5_box_bg.jpg) no-repeat center 0/cover;
}

.part5-box {
    padding: 6.5vw 2vw;
    background: url(../images/part5_sp.png) no-repeat 0 center/12vw;
}

.part5-line {
    display: flex;
}

.part5-line-name {
    width: 38%;
}

.part5-line-name:nth-child(1) {
    width: 24%;
}

.part5-line-name span {
    display: block;
    width: 12vw;
    font-size: 1vw;
    line-height: 2vw;
    color: #fff;
    text-align: center;
    background: #0051a4;
    border-radius: 1vw;
}

.part5-ul {
    padding: 2vw 0 0;
}

.part5-li {
    display: flex;
    padding: 1vw 0;
    font-size: 1vw;
    line-height: 2.4vw;
    color: #000;
    border-bottom: 1px dashed #000;
}

.part5-li-center,
.part5-li-right {
    width: 38%;
}

.part5-li-left {
    width: 24%;
    padding-left: 3vw;
}