/* 首页banner */
.index-banner {
    width: 100vw;

    overflow: hidden;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 3;
    background-color: #000000;
}

.index-banner .swiper-slide {
    position: relative;
}

.index-banner .swiper-slide .mm {
    display: none;
}

.index-banner .swiper-slide img.mm {
    display: none;
    width: 100%;
}

.index-banner .swiper-slide .img {
    width: 100%;
    height: 100vh;
}

.index-banner .swiper-slide .img img {
    width: 100%;
    height: 100vh;
    -webkit-animation-duration: 5s;
    animation-duration: 5s;
    -webkit-animation-timing-function: linear;
    animation-timing-function: linear;
    -webkit-animation-fill-mode: forwards;
    animation-fill-mode: forwards;
}

.index-banner .leftUp .img img {
    -webkit-animation-name: leftUp;
    animation-name: leftUp;
}

@-webkit-keyframes leftUp {
    0% {
        -webkit-transform: scale(1.1) translate(4.545%, 4.545%);
        transform: scale(1.1) translate(4.545%, 4.545%);
    }

    to {
        -webkit-transform: scale(1.1) translate(-4.545%, -4.545%);
        transform: scale(1.1) translate(-4.545%, -4.545%);
    }
}

@keyframes leftUp {
    0% {
        -webkit-transform: scale(1.1) translate(4.545%, 4.545%);
        transform: scale(1.1) translate(4.545%, 4.545%);
    }

    to {
        -webkit-transform: scale(1.1) translate(-4.545%, -4.545%);
        transform: scale(1.1) translate(-4.545%, -4.545%);
    }
}

.index-banner .moveRight .img img {
    -webkit-animation-name: moveRight;
    animation-name: moveRight;
}

@-webkit-keyframes moveRight {
    0% {
        -webkit-transform: scale(1.1) translate(-4.545%);
        transform: scale(1.1) translate(-4.545%);
    }

    to {
        -webkit-transform: scale(1.1) translate(4.545%);
        transform: scale(1.1) translate(4.545%);
    }
}

@keyframes moveRight {
    0% {
        -webkit-transform: scale(1.1) translate(-4.545%);
        transform: scale(1.1) translate(-4.545%);
    }

    to {
        -webkit-transform: scale(1.1) translate(4.545%);
        transform: scale(1.1) translate(4.545%);
    }
}

.index-banner .moveDown .img img {
    -webkit-animation-name: moveDown;
    animation-name: moveDown;
}

@-webkit-keyframes moveDown {
    0% {
        -webkit-transform: scale(1.1) translateY(-4.545%);
        transform: scale(1.1) translateY(-4.545%);
    }

    to {
        -webkit-transform: scale(1.1) translateY(4.545%);
        transform: scale(1.1) translateY(4.545%);
    }
}

@keyframes moveDown {
    0% {
        -webkit-transform: scale(1.1) translateY(-4.545%);
        transform: scale(1.1) translateY(-4.545%);
    }

    to {
        -webkit-transform: scale(1.1) translateY(4.545%);
        transform: scale(1.1) translateY(4.545%);
    }
}

.index-banner .centerBig .img img {
    -webkit-animation-name: centerBig;
    animation-name: centerBig;
}

@-webkit-keyframes centerBig {
    to {
        -webkit-transform: scale(1.1);
        transform: scale(1.1);
    }
}

@keyframes centerBig {
    to {
        -webkit-transform: scale(1.1);
        transform: scale(1.1);
    }
}

.index-banner .rightDownBig .img img {
    -webkit-animation-name: rightDownBig;
    animation-name: rightDownBig;
}

@-webkit-keyframes rightDownBig {
    to {
        -webkit-transform: scale(1.1) translate(4%, 4%);
        transform: scale(1.1) translate(4%, 4%);
    }
}

@keyframes rightDownBig {
    to {
        -webkit-transform: scale(1.1) translate(4%, 4%);
        transform: scale(1.1) translate(4%, 4%);
    }
}

@media screen and (min-width: 1920px){
    .index-banner .swiper-slide video{
        height:50vw;
    }
}
@media screen and (min-width: 1600px)and (max-width: 1920px){
    .index-banner .swiper-slide video{
        height:60vw;
    }
}
@media screen and (min-width: 1440px)and (max-width: 1600px){
    .index-banner .swiper-slide video{
        height:80vw;
    }
}

@media screen and (min-width: 1280px) and (max-width: 1440px){
    .index-banner .swiper-slide video{
        height:85vw;
    }
}
@media screen and (min-width: 1024px) and (max-width: 1280px){
    .index-banner .swiper-slide video{
        height:90vw;
    }
}
@media screen and (min-width: 768px)and (max-width: 1024px){
    .index-banner .swiper-slide video{
        height:140vw;
    }
}
.index-banner .swiper-slide .img img.pc {
    display: block;
}

.index-banner .swiper-slide .img img.m {
    display: none;
}

.index-banner .swiper-slide .word {
    position: absolute;
    top: 50%;
    left: 20%;
    margin-top: -104.5px;
}

.index-banner .swiper-slide .word h3 {
    color: #fff;
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 45px;
    position: relative;
}

.index-banner .swiper-slide .word h3 strong {
    display: block;
}

.index-banner .swiper-slide .word p {
    color: #fff;
    font-size: 25px;
    line-height: 35px;
    max-width: 700px;
    margin-bottom: 220px;
    position: relative;
}

.index-banner .swiper-slide .word p strong {
    display: block;
    font-weight: normal;
}

.index-banner .swiper-slide .word .oc {}

.index-banner .swiper-slide .word a.more {
    position: relative;
    overflow: hidden;
}

.index-banner .index-prev {
    transition: all .3s linear;
    -moz-transition: all .3s linear;
    -webkit-transition: all .3s linear;
    -o-transition: all .3s linear;
    -ms-transition: all .3s linear;
    cursor: pointer;
    width: 50px;
    height: 50px;
    background-color: rgba(0, 0, 0, 0);
    border-radius: 50%;
    position: absolute;
    left: 60px;
    top: 50%;
    margin-top: -25px;
    z-index: 3;
}

.index-banner .index-prev::before {
    transition: all .3s linear;
    -moz-transition: all .3s linear;
    -webkit-transition: all .3s linear;
    -o-transition: all .3s linear;
    -ms-transition: all .3s linear;
    content: '';
    display: block;
    width: 8px;
    height: 13px;
    background-image: url(../images/prev-ico1.png);
    position: absolute;
    left: 50%;
    margin-left: -4px;
    top: 50%;
    margin-top: -6.5px;
}

.index-banner .index-next {
    transition: all .3s linear;
    -moz-transition: all .3s linear;
    -webkit-transition: all .3s linear;
    -o-transition: all .3s linear;
    -ms-transition: all .3s linear;
    cursor: pointer;
    width: 50px;
    height: 50px;
    background-color: rgba(0, 0, 0, 0);
    border-radius: 50%;
    position: absolute;
    right: 60px;
    top: 50%;
    margin-top: -25px;
    z-index: 3;
}

.index-banner .index-next::before {
    transition: all .3s linear;
    -moz-transition: all .3s linear;
    -webkit-transition: all .3s linear;
    -o-transition: all .3s linear;
    -ms-transition: all .3s linear;
    content: '';
    display: block;
    width: 8px;
    height: 13px;
    background-image: url(../images/next-ico1.png);
    position: absolute;
    left: 50%;
    margin-left: -3px;
    top: 50%;
    margin-top: -6.5px;
}

.index-banner .index-p {
    bottom: 92px;
    left: 8%;
    text-align: left;
    position: absolute;
    z-index: 3;
}

.index-banner .index-p .swiper-pagination-bullet {
    background: transparent;
    opacity: 1;
    position: relative;
    width: 16px;
    height: 16px;
    outline: none;
    margin: 0 12px;
}

.index-banner .index-p .swiper-pagination-bullet:after {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 0;
    width: 10px;
    height: 10px;
    background-color: #fff;
    border-radius: 50%;
    margin: -6px 0 0 -5px;
    -webkit-transition: opacity .3s;
    -o-transition: opacity .3s;
    transition: opacity .3s;
}

.index-banner .index-p .swiper-pagination-bullet.swiper-pagination-bullet-active .svg {
    opacity: 1;
}

.index-banner .index-p .swiper-pagination-bullet.swiper-pagination-bullet-active:after {
    opacity: 1;
    width: 12px;
    height: 12px;
    background: url(../images/b_dian.png) no-repeat center;
    border-radius: 0;
}

.index-banner .index-p .swiper-pagination-bullet.swiper-pagination-bullet-active .circle2 {
    -webkit-animation: svgCircleAnmi 6s linear forwards;
    animation: svgCircleAnmi 6s linear forwards;

}

.index-banner .index-p .svg {
    margin: -8px 0 0 -8px;
    width: 32px;
    height: 32px;
    -webkit-transform: rotate(-90deg);
    -ms-transform: rotate(-90deg);
    transform: rotate(-90deg);
    opacity: 0;
    -webkit-transition: opacity .3s;
    -o-transition: opacity .3s;
    transition: opacity .3s;
    display: block;
}

.index-banner .index-p .circle1 {
    stroke: transparent;
    
}

.index-banner .index-p .circle2 {
    stroke: #fff;
    stroke-dasharray: 0 339;
  
}

.index-banner .swiper-container svg:not(:root) {
    overflow: hidden;
}

.index-banner .bg {
    z-index: 0;
    position: relative;
    transition: all 0.2s ease-out;
    -webkit-transition: all 0.2s ease-out;
    -o-transition: all 0.2s ease-out;
    -moz-transition: all 0.2s ease-out;
    opacity: 1;
}

@-webkit-keyframes svgCircleAnmi {
    0% {
        stroke-dasharray: 0 339;
    }

    to {
        stroke-dasharray: 339 339;
    }
}

@keyframes svgCircleAnmi {
    0% {
        stroke-dasharray: 0 339;
    }

    to {
        stroke-dasharray: 339 339;
    }
}

.oo {
    width: 100%;
    height: 100vh;
}




/* 首页案例 */
.i-main {
    padding: 40px 0;
    position: relative;
    z-index: 4;
    width: 100%;
}

.i-main .bga {
    background-color: #FFFFFF;
    position: absolute;
    left: 0;
    top: 0px;
    width: 100%;
    height: calc(100% + 40px);
    opacity: 0;
    z-index: 4;
    transition: all .3s linear;
    -moz-transition: all .3s linear;
    -webkit-transition: all .3s linear;
    -o-transition: all .3s linear;
    -ms-transition: all .3s linear;
}

.i-main .bg {
    width: 100%;
    height: calc(100% + 40px);
    background-color: #F9F9F9;
    position: absolute;
    top: 0px;
    right: 0;
    z-index: 5;
}

.i-main .w83 {
    position: relative;
    z-index: 6;
    width: calc(100%)
}






@media (max-width:1480px) {


    .index-banner .swiper-slide .word {
        margin-top: -123px;
        left: 7%
    }

    .index-banner .index-p {
        left: 7%;
    }

    .index-banner .swiper-slide .word h3 {
        font-size: 30px;
        margin-bottom: 20px;
    }

    .index-banner .swiper-slide .word p {
        font-size: 16px;
        margin-bottom: 100px;
    }

    a.more,
    button.more{
        width: 140px;
        height: 40px;
        font-size: 12px;
        line-height: 40px;
    }

    .index-banner .index-prev {
        left: 3%;
        width: 40px;
        height: 40px;
    }

    .index-banner .index-next {
        right: 3%;
        width: 40px;
        height: 40px;
    }
}


/* hover */
@media (min-width:1025px) {
    .index-banner .index-prev:hover {
        background-color: #fff;
    }
    .index-banner .index-prev:hover::before {
        background-image: url(../images/prev-ico2.png);
    }
    .index-banner .index-next:hover {
        background-color: #fff;
    }
    .index-banner .index-next:hover::before {
        background-image: url(../images/next-ico2.png);
    }
    a.more:hover {
        background-color: #fff;
    }

    a.more:hover::before {
        width: 100%;
    }

    a.more:hover span {
        color: #1A4275;
    }

    a.more:hover i {
        background-image: url(../images/more-ico2.png);
    }


}

/* 移动端 */
@media (max-width:768px) {
    .index-banner .swiper-slide .word {
        left: 10%;
    }

    .index-banner .index-prev,
    .index-banner .index-next {
        display: none;
    }

    a.more,
    a.more {
        width: 140px;
        height: 40px;
        font-size: 12px;
        line-height: 40px;
    }



    .i-main .bg {
        display: none;
    }

    .index-banner .swiper-slide .mm {
        display: block;
        height:230vw;
    }

    .index-banner .swiper-slide .img img.pc {
        display: none;
    }

    .index-banner .swiper-slide .img img.m {
        display: block;
    }

    .index-banner .swiper-slide video {
        display: none !important
    }

    .index-banner .swiper-slide img.mm {
        display: block;
    }

    .index-banner .swiper-slide .word {
        margin-top: -112px;
    }

    .index-banner .swiper-slide .word h3 {
        transform: translateY(0);
        opacity: 1;
        transition-duration: 0s;
        transition-delay: 0s;
        font-size: 30px;
        margin-bottom: 20px;
    }

    .index-banner .swiper-slide .word p {
        transform: translateY(0);
        opacity: 1;
        transition-duration: 0s;
        transition-delay: 0s;
        font-size: 18px;
        max-width: 70%;
        margin-bottom: 60px;
    }

    .index-banner .swiper-slide .word a.more {
        transform: translateY(0);
        opacity: 1;
        transition-duration: 0s;
        transition-delay: 0s;
    }

    .index-banner .index-p {
        left: 0%;
        text-align: center;
        bottom: 40px;
    }

    .i-main {
        padding: 30px 0;
        background-color: #FFFFFF;
    }


}