.content_border {
    width: 1220px;
    margin: 16px auto;
}

.school_list {
    margin-top: 50px;
    margin-bottom: 40px;
    padding-left: 22px;
}

.school_tu {
    position: relative;
    width: 180px;
    height: 160px;
    float: left;
    margin-right: 19px;
    margin-bottom: 80px;
}

    .school_tu label {
        position: absolute;
        width: 100%;
        height: 26px;
        line-height: 26px;
        text-align: center;
        background: green;
        bottom: 0px;
        color: white;
        font-size: 16px;
        left:0px;

    }

.k1 {
    display: inline-block;
    font-size: 16px;
    float: left;
    margin-left: 2px;
    margin-top: 22px;
}

.k2 {
    display: inline-block;
    font-size: 16px;
    float: right;
    margin-right: 2px;
    margin-top: 22px;
}

.k1:hover {
    color: red;
}

.k2:hover {
    color: red;
}