@charset "utf-8";
.accordion_container {
    height: 200px;
}

.accordion_container dl {
    height: 100%;
    overflow: hidden;
}

.accordion_container dl > dt {
    float: left;
    height: 100%;
    overflow: hidden;
    text-align: center;
}

.accordion_container dl > dt:hover {
    cursor: pointer;
}

.accordion_container dl > dt > span {
    text-align: center;
    height: 100%;
    font-size: 14px;
    color: #f2f2f2;
    writing-mode: vertical-lr;
    /*从左向右 从右向左是 writing-mode: vertical-rl;*/
    writing-mode: tb-lr;
    /*IE浏览器的从左向右 从右向左是 writing-mode: tb-rl；*/
}

.accordion_container dl > dt:hover > span {
    color: #fff;
}

.accordion_container dl > dd {
    position: relative;
    width: 440px;
    height: 100%;
    display: block;
    float: left;
    overflow: hidden;
}

.accordion_container dl > dd > div {
    width: 100%;
    height: 100%;
    overflow: hidden;
}