.jiaochen {
  margin-top: 30px;
  width: 1100px;
}
.jiaochen a {
  float: left;
}
.jiaochen dl {
  padding: 25px 20px;
  display: block;
  border-bottom: 1px solid #e8e8e8;
  background: #fff;
  margin-right: 25px;
  height: 90px;
}
.jiaochen dl:after {
  clear: both;
  content: "";
  height: 0;
  overflow: hidden;
  line-height: 0;
  display: block;
}
.jiaochen dt {
  width: 90px;
  display: inline-block;
  float: left;
  margin-right: 20px;
  overflow: hidden;
}
.jiaochen dt img {
  max-width: 90px;
}
.jiaochen dd {
  display: inline-block;
  width: 335px;
  float: left;
}
.jiaochen dd h4 {
  color: #333;
  font-size: 16px;
  display: block;
  font-weight: bold;
  margin-top: -10px;
}
.jiaochen dd p {
  display: block;
  margin-top: 5px;
  line-height: 25px;
  font-size: 12px;
  color: #666;
  overflow: hidden;
}
@media screen and (min-width: 1520px) {
  .jiaochen {
    width: 1600px;
  }
  .jiaochen dl {
    height: 60px;
  }
  .jiaochen dd {
    width: 590px;
  }
}