.banner{
    margin-bottom: 25px;
    position: relative;
}
.banner_model{
    position:absolute;
    width: 100%;
    height: 100%;
    z-index:1;
    text-align: center;
}
.banner_model i{
    position:absolute;
    top:180px;
}
.banner_wrap {
    height: 340px;
    padding-bottom: 0;
    background: #fff;
    background: rgba(255, 255, 255, .86);
    width: 100%;
    position: relative;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 0;
    box-shadow: 0 1px 3px rgba(167, 167, 167, .4);
}
.banner_wrap:hover .right {
    width: 30px;
}
.banner_wrap:hover .left {
    width: 30px;
}
.banner_wrap>ul li {
    position: absolute;
    display: none;
    width: 100%;
}
.left,  .right {
    position: absolute;
    z-index: 999;
    background: #000;
    opacity: .4;
    cursor: pointer;
    font-weight: bold;
    width: 0px;
    height: 40px;
    color: #FFFFFF;
    font-size: 30px;
    font-family: "黑体";
    line-height: 40px;
    text-align: center;
    padding: 10px 0;
    top: 150px;
    overflow: hidden;
    -webkit-transition-duration: 0.2s;/* Safari 和 Chrome */
}
.right {
    right: 0px;
}
.on {
    z-index: 9;
}
.banner_select {
    text-align: center;
    width: 100%;
    height: 40px;
    position: absolute;
    bottom: 0;
}
.banner_select>ul {
    width: 100%;
    height: 40px;
    text-align: center;
}
.banner_select>ul>li {
    float: left;
    font-size: 12px;
    display: inline-block;
    width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    height: 40px;
    color: #666;
    cursor: pointer;
    border-bottom: transparent 3px solid;
    position: relative;
}
.banner_select>ul>li a {
    border-right: 1px solid #c0c0c0;
    display: block;
    height: 15px;
    margin-top: 11px;
}
.last {
    border: 0px !important;
}
.J_trigger_line {
    background-color: #e6057d;
    position: absolute;
    bottom: -3px;
    left: 0;
    z-index: 9999;
    height: 3px;
    width: 0;
    -webkit-transition-duration: 0.5s; /* Safari 和 Chrome */
}