.content {
    padding: 0 15px;
}
.teach {
    margin-bottom: 40px;
}
.teach a {
    display: block;
}
.teach .pic {
    margin-top: 30px;
}
.teach .pic img {
    width: 100%;
    height: auto;
}
.teach .name {
    font-size: 18px;
    color: #333;
    margin: 15px 0 11px;
    font-weight: bold;
}
.teach .desc {
    font-size: 12px;
    line-height: 20px;
    color: #333;
    margin-bottom: 11px;
}