html,body,ul,ol,li,p{margin:0;padding:0;font-family:"微软雅黑";}
ul,ol{list-style: none}
.pre_banner_3d a{
    text-decoration: none;
    border:none;
}
body{
    overflow-x: hidden;
}
.pre_banner_3d{
    -webkit-user-select:none;
    -moz-user-select:none;
    -ms-user-select:none;
    user-select:none;
    width: 100%;
    height: 348px;
    background: url(../images/banner.jpg)no-repeat;
    background-size: 100% 100%;
}
.banner_tree{
    width: 1200px;
    height: 231px;
    overflow: hidden;
    margin:0px auto 0;
    padding-top: 58px;
    padding-bottom: 10px;
    position:relative;
}
.color_font{
    position:absolute;
    top:50%;
    cursor: pointer;
    z-index: 1;
}
.left_btn{
    left:0;
    width: 33px;
    height: 65px;
    background: url(../images/curr_prev.png) no-repeat center center;
    margin-top: 0;
}
.right_btn{
    right:0;width: 33px;
    height: 65px;
    background-size: auto;
    background-image: url(../images/curr_next.png);
    margin-top: 0;
}
.show_s_ui{
    height:100%;
    position:relative;
}
.show_s_ui>li{
    width:285px;
    height:163px;
    position:absolute;
    top:0;
    bottom:0;
    margin:auto;
    z-index: 30;
    cursor: pointer;
    filter:progid:DXImageTransform.Microsoft.Alpha(opacity=0);
    opacity: 0;
    filter:Alpha(opacity=0);
    font-size:40px;
}

.show_s_ui>li>img{
    width:100%;
    height:100%;
}
#middel_shows{
    width:413px;
    height:231px;
    left:37.7%;
    left: 394px;
    filter:progid:DXImageTransform.Microsoft.Alpha(opacity=100);
    opacity:1;
    filter:Alpha(opacity=100);
    box-shadow: 0px 0px 20px #c8cb21;
}
#left_shows{
    left:8%;
    left: 70px;
    filter:progid:DXImageTransform.Microsoft.Alpha(opacity=100);
    opacity: 1;
    filter:Alpha(opacity=100);
    -webkit-filter: grayscale(40%);
    -moz-filter: grayscale(40%);
    -ms-filter: grayscale(40%);
    -o-filter: grayscale(40%);
    filter: grayscale(40%);
}
#right_shows{
    left:73%;
    left: 845px;
    opacity: 1;
    filter:Alpha(opacity=100);
    filter:progid:DXImageTransform.Microsoft.Alpha(opacity=100);
    -webkit-filter: grayscale(40%);
    -moz-filter: grayscale(40%);
    -ms-filter: grayscale(40%);
    -o-filter: grayscale(40%);
    filter: grayscale(40%);
}
#small_left,#small_right{
    width:154px;
    height:249px;
    opacity: 0;
    filter:Alpha(opacity=0);
    filter:progid:DXImageTransform.Microsoft.Alpha(opacity=0);
    -webkit-filter: grayscale(40%);
    -moz-filter: grayscale(40%);
    -ms-filter: grayscale(40%);
    -o-filter: grayscale(40%);
    filter: grayscale(40%);
}
#small_left{
    left:-15%;
}
#small_right{
    left:102.5%;
}
.show_s_ui li::after{
    content: '';
    position:absolute;
    top:50%;
    left:50%;
    width: 74px;
    height: 74px;
    margin-left: -37px;
    margin-top: -37px;
    background-image:url(../images/live.png);
    display: none;
}
.show_s_ui li:hover:after{display: block;}