.contents {
    width: 1200px;
    margin: 0 auto;
}

.teacher-xq {
    padding-bottom: 30px;
    border-top: 1px dashed #999;
    padding-top: 40px;
}

.teacher-xq .pic {
    margin-right: 45px
}

.teacher-xq .pic img {
    display: block;
    width: 430px;
    height: 320px
}

.teacher-xq .pic h2 {
    text-align: center;
    font: 400 24px/40px "Microsoft YaHei";
    color: #000;
    margin-top: 15px
}

.teacher-xq .txt {
    width: 700px;
    margin-top: 30px;
    margin-bottom: 60px
}

.teacher-xq .txt h2 {
    font: 400 24px/48px "Microsoft YaHei"
}

.teacher-xq .txt p {
    /* font: 400 24px/48px "Microsoft YaHei";
    color: #808080 */
}

.txt .txtBox span {
    font: 400 18px/24px "Microsoft YaHei";
}

.preBox {
    border-bottom: 1px dashed #ccc;
    border-top: 1px dashed #ccc;
    height: 110px;
    width: 1400px;
    margin: 0 auto 40px
}

.preBox a {
    display: block;
    font: 400 24px/48px "Microsoft YaHei";
    color: #000
}

.preBox a:hover {
    color: #f00
}

.title {
    width: 400px;
    height: 40px;
    margin: 70px auto 30px;
    /* border-bottom: 1px; */
}