.lbt{
  width: 100%;
  height: 100%;
  overflow:hidden;
  position:relative;
}
.lbt .hd{
    width: 100%;
    height: .5rem;
    overflow:hidden;
    position:absolute;
    right:0;
    bottom:0;
    z-index:1;
    padding-right: .1rem;
    /*background-color: rgba(0,0,0,.6);*/
}
.lbt .hd ul{
    overflow:hidden;
    zoom:1;
    margin-top: 6px;
    height: .5rem;
    text-align: right;
}
.lbt .hd ul li{
    display: inline-block;
    margin: 0 2px;
    width: .08rem;
    height:.08rem;
    background:#fff;
    cursor:pointer;
    border-radius: 50%;
    vertical-align: middle;
}
.lbt .hd ul li.on{
    background:#9f663c;
    width: .1rem;
    height: .1rem;
}
.lbt .bd{
    position:relative;
    height:100%;
    z-index:0;
}
.lbt .bd li{
    zoom:1;
    position: relative;
}
.lbt .bd li .lbt-play{
    position: absolute;
    width: .93rem;
    height: .93rem;
    left: 50%;
    top: 50%;
    margin-top: -.465rem;
    margin-left: -.465rem;
}

.lbt .bd span img{
    width: 100%;
    /*height: 100%;*/
    display:block;
}

.lbt b {
    display: block;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, .6);
    position: absolute;
    left: 0;
    top: 0;
    z-index: 2;
}

.lbt p{
    width: 100%;
    padding: .3rem .2rem;
    box-sizing: border-box;
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 4;
    color: #fff;
    font-size: .32rem;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    line-height: .3rem;
    background-color: rgba(0,0,0,.6);
}