html, body {
    position: relative;
    height: 100%;
}
.swiper{
    width: 100%;
    height: 100%;
}

.swiper-slide {
    text-align: center;
    /* Center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
}
.top_nav{
    position: fixed;
    left: 0;
    right: 0;
    z-index: 999;
    
}
.top_img_txt{
    position: absolute;
    left: 10%;
    top: 30%;
    text-align: left;
    color: #fff;
}
.top_img_txt h1{
    font-size: 3.5rem;
    font-weight: 700;
}
.top_img_txt .sub_des{
    font-size: 2.5rem;
}
.top_img_txt p{
    font-size: 1.5rem;
}
.paginations {
    color: #fff;
    width:auto;
    left:48%;
    z-index: 10;
    bottom:5rem;
    position: absolute;
    text-align: center;
    -webkit-transition: .3s opacity;
    -o-transition: .3s opacity;
    transition: .3s opacity;
    -webkit-transform: translate3d(0,0,0);
    transform: translate3d(0,0,0);
    z-index: 10;
}
#top_banner .swiper-slide{
    perspective: 50vw;
    perspective-origin: 50% 50%;
}
.paginations ul{
    list-style: none;
    margin-bottom: 0;
    padding-left: 0;
    width: 70px;
}
.paginations ul li{
    position:absolute;
    left:0;
    top:0;
}
.paginations .total{
    margin-left:5px;
} 
.ui-loop{
    position:absolute;
    width:1.3rem;
    height:1.3rem;
    top: -.9rem;
    left: -.5rem;
    z-index: 10;
}
.path-loop {
    fill: none;
    stroke: #fff;
    stroke-miterlimit: 80;
    stroke-width: 6px;
    display: none;
}
.loading_swiper .swiper-pagination span{
    position: relative;
    margin:0 20px 0 0 !important;
}
#top_banner .swiper-pagination{
    text-align: center;
    bottom: 2rem;
}
.loading_swiper .swiper-pagination-bullet{
    font-family: FontAwesome;
    font-size: 1.3rem;
    height: 1.3rem;
    width: 1.3rem;
    color: #fff;
    background-color: transparent;
    opacity: 1;
    position: relative;
}
.loading_swiper .swiper-pagination-bullet:before{
    content: "\f111";
}
.loading_swiper .swiper-pagination-bullet-active{
    color: #066ffd;
/*    content: " ";
    width: .7rem;
    height: .7rem;
    position: absolute;
    left: 50%;
    background-color: #fff;
    top: 50%;
    transform: translate(-50%,-50%);
    z-index: 999;
    border-radius: 100%;*/
}
.loading_swiper .swiper-pagination-bullet-active:before{
    content: "\f111";
}
.index2_box{
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
}

.index3{
    height: 100%;
    background-size: cover;
    position: relative;
    background-position: center center;
}
.index3:before{
    position: absolute;
    background-color: rgba(0, 0, 0, .6);
    content: " ";
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
}

.index3.active:before{
    display: none;
}
.index3 .hover_show{
    display: none;
    overflow: hidden;
}
.index3_txt{
    position: absolute;
    left: 0;
    right: 0;
    bottom: 15%;
    padding: 3rem;
    text-align: left;
    color: #fff;
}
.index3_txt a{
    color: #fff;
}

.play:after,
.play:before{
    content: " ";
    border-radius: 100%;
    border: 1px solid #fff;
    width: 5rem;
    height: 5rem;
    position: absolute;
    top: -.5rem;
    left: -.5rem;
}
.play:after{
    animation:play1 1.5s linear;
    animation-iteration-count:infinite;
}
.play:before{
    animation:play2 1.5s linear;
    animation-iteration-count:infinite;
}
.play:before{
    width: 6rem;
    height: 6rem;
    position: absolute;
    top: -1rem;
    left: -1rem;
}
.news_content{
    width: 100%;
}
.index_news{
    border-bottom: 1px dashed #eaeaea;
    padding: 1.5rem 0;
    text-align: left;
}
.swiper_btn{
    background-color: rgba(0, 0, 0, .1);
    width: 3rem;
    height: 3rem;
    border-radius: 100%;
}
.swiper_btn:after{
    color: #fff;
    font-size: 1rem;
}
.swiper_btn:hover{
    background-color: #066ffd;
}
.swiper_btn:hover:after{
    color: #fff;
}
.txt_bottom{
    top: 70%;
    left: 60%;
}
.txt_center{
    left: 10%;
    right: 10%;
    text-align: center;
    top: 63%;
    transform: translateY(-50%);
}
@media screen and (max-width:500px) {
    .top_img_txt h1{
        font-size: 2.5rem;
    }
    .top_img_txt p{
        font-size: 1.8rem;
    }
    .top_img_txt{
        right: 10%;
    }
    .index3_txt{
        bottom: 0;
    }
    .news_content{
        position: absolute;
        bottom: 2rem;
        left: 0;
        right: 0;
    }
    .news_content .btn-lg{
        font-size: 1rem;
    }
    .txt_bottom{
        left: 10%;
        top: 75%;
    }
    .top_img_txt .sub_des{
        font-size: 1.8rem;
    }
}