.index-student-box .student-link .wrap img {
    display: none;
}

.index-student-box .wrap .shadow {
    display: none;
}

.index-student-box .wrap .tag {
    width: 100%;
    position: absolute;
    top: 50%;
    left: 0;
    text-align: center;
    font-size: 36px;
    line-height: 1.3;
    padding: 0 16px;
    transform: translateY(-50%);
    color: #FFFFFF;
    z-index: 1;
    transition: all .1s;
}

.index-student-box .wrap:hover .tag {
    top: 50%;
}

.index-student-box .col-md-3:nth-of-type(2n+1) .wrap {
    background: #2A896A;
}

.about-bg-img .content {
    background: rgba(255,255,255,.5);
    margin-left: 30px;
    margin-right: 30px;
}

.main-box {
    min-height: auto;
}

.about-bg-img .content .title {
    color: #000;
    text-shadow: none;
    margin-bottom: 22px;
}

.about-bg-img .content .intro {
    color: #000;
    text-shadow: none;
    margin-top: 0;
}

@media (max-width: 600px) {

    .index-student-box .wrap .tag {
        font-size: 18px;
    }

    .about-bg-img .content {
        background: rgba(255,255,255,.5);
        margin-left: 15px;
        margin-right: 15px;
    }
}