/* header */
.rwd-bth-menu1{
    width: 100%;
    height: 50px;
    display: block;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    background-image: url('../img/bth-icon1.png');
}
.rwd-menu.active .rwd-bth-menu1{
    background-image: url('../img/bth-icon2.png');
}
/* ------------- */

.index-banner-box{
    width: 100%;
    display: block;
    position: relative;
    overflow: hidden;
    height: 100vh;
    padding: 20px;
    box-sizing: border-box;
}

.index-banner-list,
.index-video-box,
.index-video,
.index-video-bg,
.index-banner-list-box,
.slick-list,
.slick-track
{
     height: 100%;
}
.index-banner-list-box{
    width: 100%;
    display: block;
    position: relative;
    
}
.index-banner-list{
    width: 100%;
    display: block;
    
}
.index-banner-list span{
    height: 100%;
    width: 100%;
    display: block;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
.index-banner{
    width: 100%;
    height: 100%;
    display: block;
    position: relative;
}

.index-banner-slong,
.index-video-slong{
    width: 100%;
    text-align: center;
    font-size: 36px;
    color: #FFF;
    display: block;
    position: absolute;
    z-index: 9;
    top: 48%;
    text-shadow: rgba(0,0,0,0.6) 2px 2px 2px;
    cursor: context-menu;
}
.index-video-mask{
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    background-color: #000;
    z-index: 5;
}
.index-video-box{
    width: 100%;
    display: block;
    position: relative;
}
.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-slong-box{
    width: 100%;
    display: block;
    position: absolute;
    top: 48%;
    left: 0;
    z-index: 5;
    pointer-events: none;
    text-align: center;
}
.index-video-open{
    display: none;
}

.index-video-logo{

    display: block;
    position: absolute;
    top: calc(50% - 257px);
    left: calc(50% - 257px);
    z-index: 7;
    box-sizing: border-box;
}
.index-video-logo,
.video-logo-svg-box{
    width: 514px;
    max-width: 100%;
}
.index-video-logo span{
    width: 100%;
    height: 100%;
    display: block;
    background-repeat: no-repeat;
    background-size: 514px;
    background-position: center;
    background-image: url('../img/banner-logo.png');
}
.banner-scroll-box{
    width: 50px;
    max-width: 100%;
    display: block;
    position: absolute;
    bottom: 5%;
    left: calc(50% - 25px);
    text-align: center;
    font-size: 14px;
    color: #FFF;
    letter-spacing: 1px;
    z-index: 9;
}

.index-news-title-box{
    text-align: center;
}
.index-news-title-en{
    font-size: 14px;
    letter-spacing: 2px;
}
.index-news-title-ch{
    font-size: 14px;
    color: #555;
    letter-spacing: 2px;
}
.index-news-icon{
    margin: 10px 0;
}
.index-news-box{
    padding: 40px 0; 
}
.index-news-list{
    width: 280px;
    max-width: 100%;
    display: block;
    padding: 10px;
    margin: 10px 25px;
    box-sizing: border-box;
    transition: all .3s linear;
    box-shadow: rgba(0, 0, 0, 0.7)0px 0px 4px, rgba(0, 0, 0, 0.7)1px 1px 3px;
}
.index-news-list span{
    width: 100%;
    height: 100%;
    display: block;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    transition: all .3s linear;
}
.video-logo-svg-box{

    position: absolute;
    top: 0;
    left: 0;
    display: block;
}
.video-logo-img{
    width: 100%;
    height: 100%;
    display: block;
    position: relative;
    z-index: 1;
}
.index-news-list-img{
    width: 100%;
    height: 300px;
    display: block;
    overflow: hidden;
    position: relative;
}
.index-news-list-box{
    width: 1300px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    padding: 10px 0;
    margin-top: 20px;
}
.index-news-list-date{
    font-size: 14px;
    margin-top: 5px;
    letter-spacing: 1px;
    transition: all .3s linear;
}
.index-news-list-p{
    font-size: 16px;
    letter-spacing: 1px;
    padding-bottom: 5px;
    transition: all .3s linear;
}

.index-news-list i{
    float: right;
    transition: all .3s linear;
    color: #c30d23;
}
.index-news-list:after{
    content: 'none';
    font-size: 0;
    display: block;
    clear: both;
}
.index-banner-slong-box{
    display: none;
}
.slick-prev:before,
.slick-next:before{
    font-size: 0;
    opacity: 1;
}
.slick-prev,
.slick-next{
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    width: 50px;
    height: 50px;
    max-width: 100%;
}
.slick-prev{
    left: -10%;
    background-image: url('../img/arrow-left.png');
}
.slick-next{
    right: -10%;
    background-image: url('../img/arrow-right.png');
}
.index-more-box{
    width: 180px;
    height: 70px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    background-color: #000;
    color: #FFF;
    line-height: 70px;
    text-align: center;
    letter-spacing: 1px;
    margin: 50px auto;
    font-size: 16px;
    transition: all .3s linear
}
.index-s-banner-box{
    width: 100%;
    height: 300px;
    display: block;
    overflow: hidden;
    position: relative;
}
.index-s-banner{
    width: 100%;
    height: 130%;
    display: block;
    position: relative;
    background-repeat: no-repeat;
    background-size: cover;
    background-attachment: fixed;
    background-image: url('../img/index-bg-mask.jpg');

}
.index-s-banner-mask{
    width: 100%;
    height: 100%;
    display: block;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    background-image: url('../img/s-banner-mask.jpg');
    position: relative;
    z-index: 1;
    opacity: 0.4;
    position: absolute;
    top: 0;
    left: 0;
}

.index-s-banner-title{
    display: block;
    font-size: 60px;
    font-family: 'cwTeXFangSong';
    position: absolute;
    color: #FFF;
    z-index: 3;
    top: calc(50% - 48px);
    text-align: center;
    width: 100%;
    letter-spacing: 20px;
}

.index-products-box{
    margin: 80px auto;
}
.index-products-list-box{
    width: 100%;
    display: block;
    font-size: 0;
    margin-top: 80px;
}
.index-products-list{
    display: inline-block;
    vertical-align: top;
    width: 50%;  
    position: relative; 
}
.index-products-list-img-box{
    width: 100%;
    height: 560px;
    display: block;
    overflow: hidden;
}
.index-products-list-img-box span{
    width: 100%;
    height: 100%;
    transition: all .3s linear;
    display: block;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
.index-products-list-mask-box{
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.7);
    padding: 20px;
    box-sizing: border-box;
}
.index-products-list-mask{
    width: 100%;
    height: 100%;
    border: 1px solid #FFF;
    display: -webkit-flex;
    display:         flex;
    -webkit-align-items: center;
          align-items: center;
    -webkit-justify-content: center;
          justify-content: center;
    flex-direction:column;
}
.index-products-list-mask-title-box{
    display: block;
    position: relative;
}
.index-products-list-mask-title{
    padding: 0 30px;
    max-width: 100%;
    height: 50px;
    line-height: 50px;
    margin: 0 auto;
    display: block;
    border: 1px solid #FFF;
    box-sizing: border-box;
    text-align: center;
    letter-spacing: 2px;
    font-size: 18px;
    color: #FFF;
    position: relative;
    z-index: 1;
}
.index-products-list-mask-title-box span{
    width: 100%;
    height: 100%;
    background-color: #c30d23;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    transform: scale(0,1);
    transition: all .3s linear;
}
.index-products-list-p{
    width: 310px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    font-size: 14px;
    color: #FFF;
    letter-spacing: 2px;
    margin-top: 20px;
    line-height: 2.5;
}

.map-box{
    width: 100%;
    height: 600px;
    display: block;
}