.main-right-box{
    display: block;
    width: calc(100% - 250px);
    vertical-align: top;
    height: 100vh;
    float: right;
    position: relative;
}

.index-banner-box{
    width: 100%;
    height: 100vh;
    display: block;
    position: relative;
    overflow: hidden;
    padding: 35px;
    box-sizing: border-box;
}

.index-banner-img,
.index-video-box,
.index-video,
.index-video-bg{
     height: 100%;
}
.index-baner-img{
    width: 100%;
    height: 100%;
    display: block;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}
.index-banner-list{
    width: 100%;
    height: 100%;
    display: block;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}
.index-banner{
    width: 100%;
    height: 100%;
    display: block;
    position: relative;
}
.index-banner-slong{
    width: 600px;
    max-width: 100%;
    display: block;
    position: absolute;
    height: 105px;
    bottom: 15%;
    background-color: rgba(0, 0, 0, 0.7); 
    z-index: 6; 
}
.banner-slong{
    width: 100%;
    display: block;
    text-align: center;
    height: 105px;
    line-height: 105px;
    color: #FFF;   
}
.banner-slong{
    font-size: 20px;
    letter-spacing: 3px;
}
.slick-list,
.slick-slider .slick-track{
    height: 100%;
}

.index-video-mask{
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 5;
    background-color:#000;
}
.index-video-box{
    width: 100%;
    display: block;
    position: relative;
}
.index-video-open{
    display: none;
}
.index-video{
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 5;
    display: block;
}

.index-video-bg{
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    z-index: 1;
    top: 0;
    left: 0;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
.index-banner-icon-box span{
    width: 50px;
    height: 50px;
    display: block;
    z-index: 6;
    position: absolute;
    background-color: #FFF;
}
.index-banner-icon1{
    top: 20px;
    left: 20px;
}
.index-banner-icon2{
    top: 20px;
    right: 20px;
}
.index-banner-icon3{
    bottom: 20px;
    right: 20px;
}
/*過場動畫*/

.dt-loading-2 {
    width: 100%;
    height: 100vh;
    display: table;
    position: fixed;
    top: 0;
    z-index: 99999;
    transition: all .4s linear;
    background-color: #FFF;
}

.laying-2 {
   display: table-cell;
   vertical-align: middle;
}

.loading-logo-box{
    width: 154px;
    display: block;
    position: relative;
    margin: 0 auto;
    overflow: hidden;
}
.loading-log{
    width: 100%;
    display: block;
    position: relative;
 
}
.loading-mask{
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    top: 0;
    background: #FFF;
    right: 0%;
    animation:  right2 2s linear 0s 1 forwards;

}