body {
  background: #179898 url(../img/bj.png) repeat;
}
.login {
  box-shadow: 0px 0px 15px #ccc;
  width: 260px;
  margin-top: 200px;
  margin: 0 auto;
  background: #fff;
  padding: 60px 80px;
  position: fixed;
  top: 50%;
  left: 50%;
  margin-top: -210px;
  margin-left: -205px;
  h2 {
    font-size: 28px;
    font-weight: 100;
    color: #333;
    text-align: center;
    margin-bottom: 50px;
  }
  .back {
    float: right;
    color: #666;
  }
}
.layui-form-item {
  position: relative;
  .input-icon {
    position: absolute;
    left: 5px;
    top: 10px;
    color: #999;
  }
  .layui-input {
    padding-left: 24px;
  }
}