*{margin: 0;padding: 0;font-family:'Microsoft YaHei';}
ul,ol,li{list-style: none;}
li{cursor: pointer;}
img{vertical-align: top;}
a{text-decoration: none;cursor: pointer;}

body{
    width: 1920px;
    background: #000;
    overflow-x: hidden;
}
input{
    outline: none;
    background: none;
    border: none;
}
#main{
    width: 1920px;
    height: 986px;
    background: url(../images/jt_main_bg.jpg) no-repeat;
    background-size: 100% 100%;
    overflow: hidden;
}
.jt-banner{
    width: 1920px;
    height: 133px;
    background: url(../images/screenshot_banner.jpg) no-repeat;
    background-size: 100% 100%;
    overflow: hidden;
}
.jt-banner .down{
    width: 209px;
    height: 112px;
    background: url(../images/jt_sp_down_bg_.png) no-repeat;
    background-size: 100% 100%;
    position: relative;
    margin: 18px 0 0 1133px;
}
.jt-banner .down .code{
    width: 84px;
    height: 84px;
    margin: 14px 0 0 23px;
}
.jt-banner .down .down-btn{
    position: absolute;
    top: 26px;
    right: 18px;
}

.down-btn:hover{
    animation: move .8s infinite;
}
@keyframes move{
    /* 0%表示动画开始的关键帧 */
    0%{
        top: 26px;
    }   

    100%{
        top: 30px;
    }
   /*  100%{
        margin: 16px 0 0 33px;
    } */
}

#content{
    width: 1192px;
    height: 963px;
    background: #ffffff;
    margin: 12px auto 0;
    position: relative;
    overflow: hidden;
}
#content #tit{
    height: 96px;
    text-align: center;
    overflow: hidden;
}
#content #tit h3{
    width: 836px;
    color: #000;
    font-size: 25px;
    margin: 24px auto 0;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
}
#content #tit p{
    color: #000;
    margin-top: 12px;
    font-size: 14px;
}
#content #tit .tit-nav{
    position: absolute;
    top: 44px;
    right: 30px;
    color: #4B4037;
    font-size: 14px;
}

.slideshow{
    width: 951px;
    height: 510px;
    margin: 0 auto;
    position: relative;
}
.swiper-container{
    width: 834px;
    height: 100%;
    /* padding: 0 58px !important; */
}
.swiper-wrapper{
    width: 834px !important;
    height: 510px !important;
}
.swiper-slide{
    width: 834px !important;
    height: 510px !important;
}
.swiper-slide img{
    width: 100%;
    height: 100%;
}
.button-next, .button-prev{
    position: absolute;
    top: 247px;
    cursor: pointer;
    outline: none;
}
.button-next{
    right: 0;
}
.button-prev{
    left: 0;
}
.button-next{
    transform: rotate(180deg);
}

.related-pic{
    width: 1177px;
    height: 335px;
    margin: 19px auto 0;
    border-top: 1px dashed #DFDFDF;
}
.related-pic h3{
    font-size: 19px;
    color: #000;
    height: 36px;
    line-height: 36px;
    margin-bottom: 4px;
    margin-left: 34px;
}
.pic-list{
    width: 1114px;
    margin-left: 29px;
    height: 287px;
    overflow: hidden;
}
.related-pic li{
    width: 201px;
    height: 140px;
    position: relative;
    float: left;
    margin-right: 21px;
    margin-bottom: 4px;
}
.related-pic li img{
    width: 201px;
    height: 111px;
}
.related-pic li:hover img{
    position: absolute;
    top: -2px;
    left: -2px;
    width: 205px;
    height: 115px;

}
.related-pic li h4{
    font-size: 12px;
    height: 26px;
    line-height: 26px;
    margin-bottom: 3px;
    color: #000;
    font-weight: 400;
    overflow : hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    position: absolute;
    left: 0;
    bottom: 0;
}