/* 不忘初心文章页 */

.updown {
    height: auto;
    padding: 10px 0px 10px 18px;
    background: url("../images/left_arr.png") left center no-repeat;
    overflow: hidden;
}

.updown1 {
    background: url("../images/right_arr.png") right center no-repeat;
    padding-right: 18px;
    line-height: 30px;
    overflow: hidden;
}

.updown1 div {
    float: left;
    max-width: 50%;
}
.updown1 div span{
    float: left;
}
.updown1 div a{
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: block;
}