/* 核心代码 */

.focus,
.focus ul li {
    width: 1366px;
    height: 120px;
}

.focus {
    overflow: hidden;
    position: relative;
}

.focus ul {
    height: 100%;
    position: absolute;
}

.focus ul li {
    float: left;
    overflow: hidden;
    position: relative;
    background: #000;
}

.focus ul li div {
    /* position: absolute;
    overflow: hidden; */
}

.focus .btn {
    position: absolute;
    width: 98%;
    height: 10px;
    padding: 5px 10px;
    right: 0;
    bottom: 25px;
    text-align: center;
    transition: all 0.5s;
    z-index: 99;
}

.focus .btn span {
    display: inline-block;
    _display: inline;
    _zoom: 1;
    width: 10px;
    height: 10px;
    _font-size: 0;
    margin-left: 5px;
    cursor: pointer;
    background: #8cbff8;
    border-radius: 5px;
    transition: all .5s;
}

.focus .btn span.on {
    width: 20px;
    background: #fff;
    transition: all .5s;
}

.focus .preNext {
    display: none;
    cursor: pointer;
}

.focus .pre {
    left: 0;
}

.focus .next {
    right: 0;
    background-position: right top;
}