.sub_0521a {
    background: #F8F8F8;
    box-sizing: border-box;
    padding: 30px 30px 25px;
    margin: 0 0 30px;
}

.sub_0521a .box_title {
    display: inline-block;
    font-size: 17px;
    vertical-align: middle;
    margin: 0px 0px 0 0;
}

.sub_0521a .item {
    display: inline-block;
    margin-left: 0px;
    width: 30px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    background: #eee;
    border-radius: 50%;
    cursor: pointer;
}

.sub_0521a .item.all {
    font-size: 14px;
    /* color: #999; */
    /* background: #0168B7; */
    /* border-radius: 20px; */
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
    padding: 0px 10px;
    width: auto;
    /* color: #fff; */
}

.sub_0521a .item.on {
    color: #fff;
    background: #0168B7;
}

.sub_0521a .item:last-child {
    margin-right: 0;
}


.sub_0521 {
    margin: 0 0 50px;
}

.sub_0521:last-child {
    margin: 0;
}

.sub_0521 ul {
    margin: 0 -13px;
    padding: 9px 0 0;
}

.sub_0521 li {
    margin-bottom: 20px
}

.sub_0521 .item {
    margin: 0 13px;
    display: block;
}

.sub_0521 .img_box {
    /* width: 80px; */
    /* float: right; */
    /* padding: 20px 0; */
    position: relative;
    z-index: 2;
}

.sub_0521 .info_box {
    box-sizing: border-box;
    position: relative;
    transition: all ease-in-out .3s;
    -ms-transition: all ease-in-out .3s;
    -moz-transition: all ease-in-out .3s;
    -webkit-transition: all ease-in-out .3s;
    -o-transition: all ease-in-out .3s;
}

.sub_0521 .img_box+.info_box {
    margin: 8px 0 5px;
    line-height: 24px;
    overflow: hidden;
    text-align: center;
}





.sub_0521 .img {
    padding-bottom: 140%;
    height: 0px;
    display: block;
    overflow: hidden;
}

.sub_0521 .title {
    margin: 0 0 5px;
    font-size: 16px;
}

.sub_0521 .tip {
    color: #666;
    line-height: 29px;
    word-break: break-all;
    font-size: 14px;
}

.sub_0521 .tip i {
    color: #ccc;
    padding: 0 12px 0 0;
}

@media screen and (max-width:1300px) {
    .sub_0521a .item {
        margin: 0 0 5px 15px;
    }

    .sub_0521a .all {
        margin: 0 0 5px 0px;
    }
}

.sub_0521 .item:hover .info_box {}