html body{
    line-height: 1.8;
}
body{
    font-size: 1em;
    background-color: #f3f3f3;
}
header{
    background: rgba(0,0,0,.5);
}
header .lf>ul li>a{
    color: #ffffff;
}
main{
    position: relative;
    top: -6rem;
    z-index: 1000;
}
main .sec-1{
    position: relative;
    height: 100vh;
}
main .sec-1 .video-btn{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    background: rgba(0, 0, 0, .8);
}
main .sec-1 .video-btn dl{
    color: #ffffff;
    font-size: 3.2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 55%;
    left: 50%;
    transform: translate(-50%, -50%);
}
main .sec-1 .video-btn dl dd:first-child{
    font-weight: bold;
}
main .sec-1 .video-btn dl dd:nth-child(2){
    font-size: 1.4rem;
    margin: .8rem 0 3rem;
}
main .sec-1 .video-btn dl dt{
    font-size: 1.2rem;
    width: 12rem;
    text-align: center;
    cursor: pointer;
    height: 3.2rem;
    line-height: 3.2rem;
    border-radius: 2.8rem;
    border: 1px solid #ffffff;
    color: #fff;
}
main .sec-2{
    background: #ffffff;
    padding-bottom: 3rem;
}
main .sec-2 .container{
    display: flex;
    justify-content: space-between;
    padding: 5.5rem 0;
}
main .sec-2 .lf{
    width: 58%;
}
main .sec-2 .lf .sub h3{
    font-size: 2.7rem;
    margin-bottom: 2rem;
}
main .sec-2 .lf .sub p{
    font-size: .875rem;
    color: #808080;
    margin-bottom: 1rem;
}
main .sec-2 .lf dl{
    margin: 1.5rem 0 3.5rem;
}
main .sec-2 .lf dl p:first-child{
    font-size: 3.5rem;
    font-weight: bold;
}
main .sec-2 .lf dl p:first-child sup{
    font-size: 1.5rem;
}
main .sec-2 .lf dl p:last-child{
    font-size: 13px;
    color: #7F7F7F;
}
main .sec-2 .lf .btn{
    font-size: 1.125rem;
    text-align: center;
    background: #2836AB;
    cursor: pointer;
    width: 15rem;
    height: 3rem;
    line-height: 3rem;
    border-radius: 2.5rem;
}
main .sec-2 .lf .btn a{
    display: block;
    width: 100%;
    height: 100%;
    color: #ffffff;
    position: relative;
}
main .sec-2 .lf .btn a span{
    display: block;
    width: 100%;
    height: 100%;
    z-index: 3;
    position: relative;
}
main .sec-2 .lf .btn a::before {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    background: rgba(0,0,0,.5);
    width: 0;
    height: 100%;
    transition: all 0.5s ease 0.2s;
    border-radius: 2.5rem;
}
main .sec-2 .lf .btn a:hover:before{
    width: 100%;
}
main .sec-2 .rt{
    width: 30%;
    position: relative;
}
main .sec-2 .rt .img-1{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
main .sec-2 .rt .img-2{
    position: absolute;
    bottom: 0;
    width: 35rem;
    left: -50%;
}
main .sec-3{
    width: 100%;
    height: 55rem;
    background: url(../images/bg_1.png) no-repeat;
    background-size: 100% 100%;
    /*padding: 10rem 0;*/
    box-sizing: border-box;
    /*background-attachment: fixed;*/
    position: relative;
    top: -3rem;
}
main .sec-3 .swiper{
    width: 100%;
    height: 100%;
    padding: 10rem 0 20rem 0;
    box-sizing: border-box;
}
main .sec-3 .swiper a{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: #ffffff;
    border-radius: .6rem;
}
main .sec-3 .swiper a img{
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
}
main .sec-3 .swiper .swiper-slide{
    transform: scale(0.8);
}
main .sec-3 .swiper .swiper-slide-active, main .sec-3 .swiper .swiper-slide-duplicate-active {
    transform: scale(1);
}
.swiper-button-next, .swiper-button-prev{
    top: 80%;
}
.swiper-button-prev, .swiper-rtl .swiper-button-next{
    left: 30%;
    color: #fff;
}
.swiper-button-next, .swiper-rtl .swiper-button-prev{
    right: 30%;
    color: #fff;
}
.swiper-button-prev:after, .swiper-rtl .swiper-button-next:after{
    font-size: 1.5rem;
}
.swiper-button-next:after, .swiper-rtl .swiper-button-prev:after{
    font-size: 1.5rem;
}
main .sec-3 dl{
    position: absolute;
    bottom: 13%;
    left: 50%;
    color: #ffffff;
    transform: translate(-50%, 0);
    text-align: center;
}
main .sec-3 dl dt{
    position: relative;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}
main .sec-3 dl dt::after{
    position: absolute;
    content: "";
    width: 5rem;
    height: .1rem;
    transform: translate(-50%, 0);
    background: #fff;
    bottom: 0;
    left: 50%;
}
main .sec-3 dl dd:nth-child(2){
    font-size: 2rem;
    font-weight: bold;
}
main .news .card-content{
    margin-top: 4rem;
}
main .news .card-content a{
    display: inline-block;
    width: 31%;
    background: #ffffff;
    transition: all .5s ease;
    padding-bottom: 1.5rem;
}
main .news .card-content a dl dt{
    width: 100%;
    height: 18.125rem;
    background: #FFFFFF;
}
main .news .card-content a dl dt img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
main .news .card-content a:hover{
    transform: scale(1.03,1.03);
}
main .news .card-content a dl dd{
    padding: 0 1rem;
    box-sizing: border-box;
}
main .news .card-content a dl dd p:first-child{
    font-size: 1.125rem;
    font-weight: bold;
    margin: .6rem 0 .25rem;
}
main .news .card-content a dl dd p:last-child{
    font-size: .875rem;
    color: #7F7F7F;
}
.more-btn{
    color: #ffffff;
    font-size: 1.125rem;
    text-align: center;
    background: #2836AB;
    margin: 30px auto;
    cursor: pointer;
    width: 15rem;
    height: 3rem;
    line-height: 3rem;
    border-radius: 2.5rem;
}
.more-btn a{
    width: 100%;
    height: 100%;
    color: #ffffff;
    background: transparent;
    display: block;
    position: relative;
}
.news .more-btn a span{
    display: block;
    width: 100%;
    height: 100%;
    z-index: 3;
    position: relative;
}
.more-btn a::before {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    background: rgba(0,0,0,.5);
    width: 0;
    height: 100%;
    transition: all 0.5s ease 0.2s;
    border-radius: 2.5rem;
}
.more-btn a:hover:before{
    width: 100%;
}