.common_banner {
    height: 100vh;
}

.common_banner .img {
    width: 100%;
    height: 100%;
}

.common_banner .img img {
    display: block;
    width: 100%;
    height: 100%;
}

.common_banner .text {
    top: 9.427083333333vw;
    width: 950px;
    text-align: center;
}

.common_banner .text h5 {
    font-family: 'Montserrat';
    font-weight: 400;
    font-size: 46px;
    color: #FFFFFF;
    margin-bottom: 40px;
}

.common_banner .text p {
    font-family: 'Montserrat';
    font-weight: 300;
    font-size: 16px;
    color: #FFFFFF;
    line-height: 26px;
}

.common_title {
    font-family: 'Montserrat';
    font-weight: bold;
    font-size: 42px;
    color: #1A1A1A;
    text-align: center;
}

.sec1 {
    padding: 188px 0 178px;
}

.sec1 .wrap .content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 130px;
}

.sec1 .wrap .content .common_title {
    text-align: left;
}

.sec1 .wrap .content .text {
    width: 1015px;
    font-family: 'Montserrat';
    font-weight: 300;
    font-size: 16px;
    color: #1A1A1A;
    line-height: 36px;
}

.sec1 .wrap .numList {
    display: flex;
    justify-content: space-between;
    margin-bottom: 60px;
}

.sec1 .wrap .numList .item .num {
    width: fit-content;
    margin: 0 auto 8px;
}

.sec1 .wrap .numList .item .num p {
    line-height: 1;
    font-family: 'Montserrat';
    font-weight: bold;
    font-size: 72px;
    color: #333333;
    position: relative;
}

.sec1 .wrap .numList .item .num p:after {
    content: attr(data-biao);
    position: absolute;
    top: 0;
    right: -9px;
    transform: translateX(100%);
    font-family: 'Montserrat';
    font-weight: bold;
    font-size: 32px;
    color: #333333;
}

.sec1 .wrap .numList .item h5 {
    font-weight: 400;
    font-size: 16px;
    color: #888888;
    text-align: center;
}

.sec1 .wrap .video_box {
    margin: 126px 0 0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.sec1 .wrap .video_box>img {
    display: block;
    width: 100%;
}

.sec1 .wrap .video_box .play {
    width: 136px;
    height: 136px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    z-index: 3;
    cursor: pointer;
}

.sec1 .wrap .video_box .play img {
    display: block;
    width: 116px;
}

.sec1 .wrap .video_box .play .iconfont {
    position: absolute;
    font-size: 18px;
    color: #7F1085;
}

.sec2 {
    position: relative;
}

.sec2 .swiper {
    width: 100vw;
    height: 100vh;
}

.sec2 .swiper .swiper-slide img {
    display: block;
    width: 100%;
    height: 100%;
    transition: 2s;
    transform: scale(1.1);
}

.sec2 .swiper .swiper-slide.swiper-slide-active img {
    transform: scale(1);
}

.sec2 .swiper_control {
    display: flex;
    justify-content: center;
    position: absolute;
    width: 100%;
    bottom: 100px;
    z-index: 3;
    gap: 60px;
}

.sec2 .swiper_control .item {
    width: 300px;
    padding: 20px 0 0;
    border-top: 1px solid rgba(255, 255, 255, 0.4);
    position: relative;
    cursor: pointer;
}

.sec2 .swiper_control .item:after {
    content: "";
    width: 100%;
    height: 1px;
    background: #FFFFFF;
    position: absolute;
    top: -1px;
    left: 0;
    transform: scaleX(0);
    transform-origin: left;
    transition: 1s;
}

.sec2 .swiper_control .item h5 {
    /* font-family: 'Poppins-SemiBold'; */
    font-family: 'Montserrat';
    font-weight: 600;
    font-size: 18px;
    color: #FFFFFF;
    line-height: 1;
    margin-bottom: 18px;
    opacity: 0.4;
    transition: 0.6s;
}

.sec2 .swiper_control .item p {
    font-weight: 400;
    font-size: 16px;
    color: #FFFFFF;
    -webkit-line-clamp: 2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    opacity: 0.4;
    transition: 0.6s;
}

.sec2 .swiper_control .item:hover:after,
.sec2 .swiper_control .item.on:after {
    transform: scaleX(1);
}

.sec2 .swiper_control .item:hover h5,
.sec2 .swiper_control .item:hover p,
.sec2 .swiper_control .item.on h5,
.sec2 .swiper_control .item.on p {
    opacity: 1;
}

.sec3 {
    background: linear-gradient(180deg, #703CAF, rgba(106, 49, 175, 0));
    padding: 96px 0 149px;
}

.sec3 .common_title {
    color: #FFFFFF;
    margin-bottom: 180px;
}

.sec3 .swiper {
    width: 1264px;
    overflow: unset;
}

.sec3 .swiper .swiper-slide {
    transition: 0.6s;
    opacity: 0.2;
}

.sec3 .swiper .swiper-slide .img {
    width: 258px;
    margin: 0 auto 105px;
    transition: 0.6s;
}

.sec3 .swiper .swiper-slide .img img {
    display: block;
    width: 100%;
    transition: 0.8s;
}

.sec3 .swiper .swiper-slide .name {
    width: 100%;
    height: 62px;
    position: relative;
    text-align: center;
    padding: 10px 0 0;
}

.sec3 .swiper .swiper-slide .name p {
    font-weight: 400;
    font-size: 18px;
    color: #FFFFFF;
    line-height: 1;
    margin-bottom: 12px;
}

.sec3 .swiper .swiper-slide .name .time {
    font-weight: 400;
    font-size: 14px;
    color: #FFFFFF;
    line-height: 1;
}

.sec3 .swiper .swiper-slide .name img {
    display: block;
    width: 44px;
    position: absolute;
    top: 0;
}

.sec3 .swiper .swiper-slide .name .name_l {
    left: 0;
}

.sec3 .swiper .swiper-slide .name .name_r {
    right: 0;
    transform: rotateY(180deg);
}

.sec3 .swiper .swiper-slide.swiper-slide-active,
.sec3 .swiper .swiper-slide.swiper-slide-prev,
.sec3 .swiper .swiper-slide.swiper-slide-next {
    opacity: 1;
}

.sec3 .swiper .swiper-slide.swiper-slide-active .img {
    transform: translateY(-40px);
}

.sec3 .swiper .swiper-slide.swiper-slide-active .img img {
    transform: scale(1.77);
}

.sec3 .swiper .swiper_control {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 19px;
    margin: 63px 0 0;
}

.sec3 .swiper .swiper_control .iconfont {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    border: 1px solid #7F1085;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: #7F1085;
    cursor: pointer;
    transition: 0.6s;
    font-weight: bold;
}

.sec3 .swiper .swiper_control .iconfont:hover {
    background: #7F1085;
    color: #FFFFFF;
}

.sec3 .swiper .swiper_control .iconfont.prev {
    transform: rotate(180deg);
}

.sec3 .swiper .swiper_control .swiper-scrollbar {
    width: 200px;
    height: 1px;
    background: #FFFFFF;
}

.sec3 .swiper .swiper_control .swiper-scrollbar .swiper-scrollbar-drag {
    height: 2px;
    background: #7F1085;
}

.sec4 {
    padding: 54px 0 124px;
    padding: 124px 0 124px;
}

.sec4 .wrap .common_title {
    margin-bottom: 101px;
}

.sec4 .wrap .list {
    display: flex;
    justify-content: center;
}

.sec4 .wrap .list .item {
    width: 113px;
    height: 620px;
    transition: 1s;
    border-left: 1px dashed rgba(85, 85, 85, 0.2);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.sec4 .wrap .list .item .year {
    font-family: 'Montserrat';
    font-weight: bold;
    font-size: 16px;
    color: rgba(26, 26, 26, 0.4);
    transition: 0.6s;
    position: absolute;
    top: 21px;
    left: 0;
    line-height: 1;
    width: 113px;
    text-align: center;
}


.sec4 .wrap .list .item .item_box {
    width: 570px;
    height: 100%;
    padding: 90px 49px 0 68px;
}

.sec4 .wrap .list .item .item_box .text {
    font-weight: 400;
    font-size: 16px;
    color: #888888;
    line-height: 28px;
    margin-bottom: 50px;
    opacity: 0;
    transform: translateY(20px);
    text-align: justify;
}

.sec4 .wrap .list .item .item_box .item_title {
    font-family: 'Montserrat';
    font-weight: bold;
    font-size: 20px;
    color: #1A1A1A;
    margin-bottom: 30px;
    opacity: 0;
    transform: translateY(20px);
}

.sec4 .wrap .list .item .item_box .img {
    display: none;
    width: 440px;
    height: 263px;
    opacity: 0;
    transform: translateY(20px);
}

.sec4 .wrap .list .item .item_box .img img {
    display: block;
    width: 100%;
    height: 100%;
}

.sec4 .wrap .list .item.on {
    width: 570px;
}

.sec4 .wrap .list .item.on .year {
    font-size: 42px;
    color: #7F1085;
    transform: translate(63px, -13px);
    width: 100%;
    text-align: left;
}

.sec4 .wrap .list .item.on .item_box .text {
    opacity: 1;
    transform: translateY(0px);
    transition: 0.6s;
    transition-delay: 0.3s;
}

.sec4 .wrap .list .item.on .item_box .item_title {
    opacity: 1;
    transform: translateY(0px);
    transition: 0.6s;
    transition-delay: 0.2s;
}

.sec4 .wrap .list .item.on .item_box .img {
    opacity: 1;
    transform: translateY(0px);
    transition: 0.6s;
    transition-delay: 0.3s;
}

.sec4 .wrap .list .item:nth-last-child(1) {
    border-right: 1px dashed rgba(85, 85, 85, 0.2);
}

.sec5 {
    padding: 99px 0 calc(200px + 5vw);
    background: #FBFBFB;
}

.sec5 .wrap .list {
    display: flex;
    flex-wrap: wrap;
    margin: 114px 0 0;
    gap: 36px 0;
}

.sec5 .wrap .list .item {
    width: 16.666%;
    display: flex;
    justify-content: center;
    align-items: center;
    mix-blend-mode: darken;
}

.sec5 .wrap .list .item img {
    transition: 0.6s;
    filter: grayscale(1);
}

.sec5 .wrap .list .item:hover img {
    filter: grayscale(0);
}

.footer {
    margin: 0;
}