/* banner */
.index-banner .banner-item{
    position: relative;
}
.index-banner #down{
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 60px;
    z-index: 99;
}
#down img {width: auto;-webkit-animation: shakes 1s infinite;animation: shakes 1s infinite;-moz-animation: shakes 1s infinite;-o-animation: shakes 1s infinite;}
@keyframes shakes {
    0% {
        transform: translateY(10px);
    }

    50% {
        transform: translateY(15px);
    }

    100% {
        transform: translateY(10px);
    }
}
@keyframes curClick {
    0% {
        bottom: 60px
    }

    50% {
        bottom: 80px
    }

    100% {
        bottom: 60px
    }
}
@keyframes bannbottom {
    0% {
        bottom: 60px
    }

    50% {
        bottom: 80px
    }

    100% {
        bottom: 60px
    }
}
.index-banner .banner-item img{
    width: 100%;
    
}
.index-banner .banner-item .banner-title{
    position: absolute;
    left: 50%;
    top: 40%;
    transform: translate(-50%,-50%);
}
.index-banner .banner-item .banner-title p{
    color: #fff;
    font-size: 52px;
    font-weight: bold;
}
.index-banner .banner-item .banner-title h2{
    color: #fff;
    font-size: 74px;
    font-weight: bold;
    text-align: center;
    margin: 10px 0 40px;
}
.index-banner .banner-item .banner-title .banner-btn{
    display: flex;
    justify-content: center;
}
.index-banner .banner-item .banner-title .banner-btn .btn{
    width: 137px;
    height: 44px;
    margin: 0 27px;
    position: relative;
}
.index-banner .banner-item .banner-title .banner-btn .btn a{
    display: block;
    color: #fff;
    font-size: 16px;
    text-align: center;
    line-height: 44px;
}
.index-banner .banner-item .banner-title .banner-btn .btn a:hover{
    background: rgba(255, 255, 255, .3);
}
.index-banner .banner-item .banner-title .banner-btn .btn .line-top,
.index-banner .banner-item .banner-title .banner-btn .btn .line-bottom{
    width: 145px;
    height: 1px;
    background: #fff;
    position: absolute;
    left: -4px;
}
.index-banner .banner-item .banner-title .banner-btn .btn .line-top{
    top: 0;
}
.index-banner .banner-item .banner-title .banner-btn .btn .line-bottom{
    bottom: 0;
}
.index-banner .banner-item .banner-title .banner-btn .btn .line-left,
.index-banner .banner-item .banner-title .banner-btn .btn .line-right{
    width: 1px;
    height: 52px;
    background: #fff;
    position: absolute;
    top: -4px;
}
.index-banner .banner-item .banner-title .banner-btn .btn .line-left{
    left: 0;
}
.index-banner .banner-item .banner-title .banner-btn .btn .line-right{
    right: 0;
}
.index-banner .swiper .swiper-button-prev,
.index-banner .swiper .swiper-button-next{
    width: 37px;
    height: 37px;
    border: 2px solid #fff;
    border-radius: 50%;
    top: 90%;
}
.index-banner .swiper .swiper-button-prev{
    left: auto;
    right: 250px;
}
.index-banner .swiper .swiper-button-next{
    left: auto;
    right: 190px;
}
.index-banner .swiper .swiper-button-next:after,
.index-banner .swiper .swiper-button-prev:after{
    color: #fff;
    font-size: 12px;
    font-weight: bold;
}
.index-banner .swiper .swiper-button-next.swiper-button-disabled,
.index-banner .swiper .swiper-button-prev.swiper-button-disabled{
    opacity: .5;
}
.index-banner .swiper .swiper-pagination{
    color: #fff;
    height: 30px;
    width: 100px;
    font-size: 14px;
    letter-spacing: 2px;
    position: absolute;
    top: 57%;
    left: 7%;
    transform: rotate(90deg);
}
.index-banner .swiper .swiper-pagination::before{
    content: '';
    display: block;
    width: 311px;
    height: 1px;
    background: #fff;
    position: absolute;
    top: 9px;
    left: 122px;
    z-index: 999;
}
.index-banner .swiper .swiper-pagination span{
    font-weight: bold;
}
@media(max-width: 1440px){
    .index-banner .banner-item .banner-title p{
       font-size: 44px;
    }
    .index-banner .banner-item .banner-title h2{
        font-size: 56px;
    }
}
@media(max-width: 1200px){
    .index-banner .banner-item .banner-title{
        top: 50%;
    }
    .index-banner .banner-item .banner-title p{
       font-size: 36px;
    }
    .index-banner .banner-item .banner-title h2{
        font-size: 44px;
    }
    .index-banner .banner-item .banner-title .banner-btn .btn{
        width: 120px;
        height: 40px;
    }
    .index-banner .banner-item .banner-title .banner-btn .btn a{
        line-height: 40px;
    }
    .index-banner .banner-item .banner-title .banner-btn .btn .line-top,
    .index-banner .banner-item .banner-title .banner-btn .btn .line-bottom{
        width: 128px;
    }
    .index-banner .banner-item .banner-title .banner-btn .btn .line-left,
    .index-banner .banner-item .banner-title .banner-btn .btn .line-right{
        height: 48px;
    }
}
@media(max-width: 960px){
    .index-banner #down{
        bottom: 30px;
    }
    .swiper-button-prev,
    .swiper-button-next{
        display: none;
    }
    .index-banner .banner-item .banner-title p{
        font-size: 30px;
    }
    .index-banner .banner-item .banner-title h2{
         font-size: 36px;
    }
    .index-banner .banner-item .banner-title .banner-btn .btn{
        width: 100px;
        height: 30px;
    }
    .index-banner .banner-item .banner-title .banner-btn .btn a{
        font-size: 14px;
        line-height: 30px;
    }
    .index-banner .banner-item .banner-title .banner-btn .btn .line-top,
    .index-banner .banner-item .banner-title .banner-btn .btn .line-bottom{
        width: 108px;
    }
    .index-banner .banner-item .banner-title .banner-btn .btn .line-left,
    .index-banner .banner-item .banner-title .banner-btn .btn .line-right{
        height: 38px;
    }
}
@media(max-width: 768px){
    .index-banner #down{
        display: none;
    }
    .index-banner .banner-item img{
        height: 360px;
        object-fit: cover;
    }
    .index-banner .banner-item .banner-title p{
        text-align: center;
        font-size: 24px;
    }
    .index-banner .banner-item .banner-title h2{
         font-size: 30px;
    }
    .index-banner .banner-item .banner-title .banner-btn .btn{
        margin: 0 18px;
    }
    .index-banner .swiper .swiper-pagination{
        display: none;
        top: 63%;
        left: 0;
    }
    .index-banner .swiper .swiper-pagination::before{
        width: 70px;
        height: 1px;
        left: 100px;
    }
}
@media(max-width: 500px){
    .index-banner .swiper .swiper-pagination{
        top: 68%;
        left: -20px;
    }
    .index-banner .swiper .swiper-pagination span{
        font-size: 12px;
        font-weight: normal;
    }
}
/* 作品 */
.index-works{
    padding: 60px 0 80px;
}
.index-works .index-title h3{
    color: #050505;
    font-size: 32px;
    font-weight: bold;
    text-align: center;
}
.index-works .works-nav{
    display: flex;
    justify-content: center;
    margin: 20px 0 80px;
}
.index-works .works-nav li{
    width: 88px;
    height: 33px;
    margin: 0 15px;
    position: relative;
}
.index-works .works-nav li a{
    display: block;
    color: #050505;
    font-size: 16px;
    letter-spacing: 5px;
    text-indent: 5px;
    text-align: center;
    line-height: 33px;
}
.index-works .works-nav li .line-top,
.index-works .works-nav li .line-bottom{
    width: 0px;
    height: 1px;
    background: #dadada;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}
.index-works .works-nav li .line-top{
    top: 0;
}
.index-works .works-nav li .line-bottom{
    bottom: 0;
}
.index-works .works-nav li .line-left,
.index-works .works-nav li .line-right{
    width: 1px;
    height: 0px;
    background: #dadada;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}
.index-works .works-nav li .line-left{
    left: 0;
}
.index-works .works-nav li .line-right{
    right: 0;
}
.index-works .works-nav li:hover .line-top,
.index-works .works-nav li:hover .line-bottom,
.index-works .works-nav li.active .line-top,
.index-works .works-nav li.active .line-bottom{
    width: 94px;
}
.index-works .works-nav li:hover .line-left,
.index-works .works-nav li:hover .line-right,
.index-works .works-nav li.active .line-left,
.index-works .works-nav li.active .line-right{
    height: 40px;
}
.index-works .works-list{
    display: none;
    flex-wrap: wrap;
}
.index-works .works-list.show{
    display: flex;
}
.index-works .works-list .works-item{
    width: 32.96875%;
    margin-right: 0.46875%;
    margin-bottom: 10px;
    position: relative;
}
.index-works .works-list .works-item:nth-child(3n){
    margin-right: 0;
}
.works-item img{
    width: 100%;
    object-fit: cover;
}
.works-item .works-shadow{
    width: 80%;
    height: 80%;
    background: rgba(255, 255, 255, .85);
    position: absolute;
    top: 10%;
    left: 10%;
    transform: scale(0);
    opacity: 0;
    transition: all .6s;
}
.works-item:hover .works-shadow{
    transform: scale(1);
    opacity: 1;
}
.works-item .works-shadow .works-content{
    width: 100%;
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
}
.works-item .works-shadow .works-content h3{
    color: #333;
    font-size: 30px;
    text-align: center;
    transform: translateY(-60px);
    transition: .9s;
}
.works-item .works-shadow .works-content p{
    color: #333;
    font-size: 16px;
    text-align: center;
    margin-top: 15px;
    transform: translateY(60px);
    transition: .9s;
}
.works-item .works-shadow .works-content p>span{
    margin-left: 5px;
}
.works-item .works-shadow .works-content>span{
    display: block;
    width: 47px;
    height: 3px;
    background: #000;
    position: absolute;
    left: 50%;
    bottom: -30px;
    transform: translate(-50%,60px);
    transition: .9s;
}
.works-item:hover .works-shadow .works-content h3,
.works-item:hover .works-shadow .works-content p{
    transform: translateY(0);
}
.works-item:hover .works-shadow .works-content>span{
    transform: translate(-50%,0);
}
.index-works .works-more{
    text-align: center;
    margin-top: 44px;
}
.index-works .works-more a{
    display: inline-block;
    color: #333;
    font-size: 16px;
    border: 1px solid #5a5a5a;
    padding: 13px 54px;
}
.index-works .works-more a:hover{
    box-shadow: 0 10px 10px rgb(0 0 0 / 20%);
}
@media(max-width: 1200px){
    .works-item .works-shadow .works-content h3{
        font-size: 26px;
    }
}
@media(max-width: 960px){
    .index-works .works-list{
        justify-content: space-between;
    }
    .index-works .works-list .works-item{
        width: 49.2%;
        margin-right: 0;
    }
    .works-item .works-shadow .works-content h3{
        font-size: 24px;
    }
}
@media(max-width: 768px){
    .index-works{
        padding: 40px 0 60px;
    }
    .index-works .index-title h3{
        font-size: 26px;
    }
    .index-works .works-nav{
        justify-content: space-around;
        margin: 20px 0 40px;
    }
    .index-works .works-nav li{
        margin: 0;
    }
    .works-item .works-shadow{
        width: 100%;
        height: auto;
        position: static;
        transform:scale(1);
        opacity: 1;
    }
    .works-item .works-shadow .works-content{
        position: static;
        transform: translate(0);
        margin: 20px 0;
    }
    .works-item .works-shadow .works-content h3{
        transform: translate(0);
    }
    .works-item .works-shadow .works-content p{
        transform: translate(0);
    }
    .works-item .works-shadow .works-content>span{
        bottom: -15px;
        transform: translate(-50%,0);
    }
}
@media(max-width: 500px){
    .index-works{
        padding: 30px 0 40px;
    }
    .index-works .index-title h3{
        font-size: 22px;
    }
    .index-works .works-nav{
        margin: 15px 0 30px;
    }
    .index-works .works-nav li{
        width: 65px;
    }
    .index-works .works-nav li a{
        font-size: 14px;
    }
    .index-works .works-nav li:hover .line-top,
    .index-works .works-nav li:hover .line-bottom,
    .index-works .works-nav li.active .line-top,
    .index-works .works-nav li.active .line-bottom{
        width: 71px;
    }
    .works-item .works-shadow .works-content h3{
        font-size: 16px;
    }
    .works-item .works-shadow .works-content p{
        font-size: 12px;
        margin-top: 10px;
    }
    .works-item .works-shadow .works-content>span{
        width: 40px;
        height: 2px;
    }
    .index-works .works-more{
        margin-top: 30px;
    }
    .index-works .works-more a{
        font-size: 14px;
        padding: 10px 40px;
    }
}
/* 联系我们 */
.index-contact{
    background: #f7f6f6;
    padding: 65px 0 70px;
}
.index-contact .contact-title h3{
    color: #000;
    font-size: 32px;
    text-align: center;
    margin-bottom: 10px;
}
.index-contact .contact-title p{
    color: #747373;
    font-size: 14px;
    text-align: center;
}
.index-contact .contact-list{
    display: flex;
    margin-top: 80px;
}
.index-contact .contact-list .contact-item{
    width: 25%;
    text-align: center;
}
.index-contact .contact-list .contact-item .item-img{
    width: 57px;
    height: 57px;
    margin: 0 auto;
}
.index-contact .contact-list .contact-item .item-img img{
    width: 100%;
}
.index-contact .contact-list .contact-item:hover img{
    transform: translateY(-10px);
}
.index-contact .contact-list .contact-item h4{
    color: #000;
    font-size: 24px;
    margin: 45px 0;
    position: relative;
}
.index-contact .contact-list .contact-item h4::before{
    content: '';
    display: block;
    width: 34px;
    height: 2px;
    background: #000;
    position: absolute;
    left: 50%;
    bottom: -16px;
    transform: translateX(-50%);
}
.index-contact .contact-list .contact-item p{
    color: #505050;
    font-size: 14px;
}
@media(max-width: 1200px){
    .index-contact .contact-list{
        margin-top: 60px;
        justify-content: space-between;
    }
    .index-contact .contact-list .contact-item{
        width: 20%;
    }
    .index-contact .contact-list .contact-item .item-img{
        width: 50px;
        height: 50px;
    }
}
@media(max-width: 960px){
    .index-contact{
        padding: 40px 0 60px;
    }
    .index-contact .contact-list{
        margin-top: 40px;
    }
    .index-contact .contact-title h3{
        font-size: 28px;
    }
    .index-contact .contact-list .contact-item .item-img{
        width: 40px;
        height: 40px;
    }
    .index-contact .contact-list .contact-item h4{
        font-size: 20px;
        margin: 35px 0;
    }
}
@media(max-width: 768px){
    .index-contact .contact-list{
        flex-wrap: wrap;
        margin-top: 10px;
    }
    .index-contact .contact-list .contact-item{
        width: 48%;
        margin-top: 30px;
    }
    .index-contact .contact-list .contact-item h4{
        margin: 25px;
    }
}
@media(max-width: 500px){
    .index-contact{
        padding: 30px 0 40px;
    }
    .index-contact .contact-title h3{
        font-size: 22px;
    }
    .index-contact .contact-list .contact-item{
        margin-top: 25px;
    }
    .index-contact .contact-list .contact-item h4{
        font-size: 18px;
    }
    .index-contact .contact-list .contact-item h4::before{
        bottom: -10px;
    }
    .index-contact .contact-list .contact-item .item-img{
        width: 35px;
        height: 35px;
    }
}