.root .content {
  background: url('../images/cert-bg.jpg') no-repeat center;
  background-size: cover;
  min-width: 1200px;
  min-height: inherit;
  height: 600px;
  padding-top: 100px;
  margin-bottom: 0;
}

.root .content .item1 {
  width: 560px;
  margin: 0 auto;
}

.root .content .item1 .tit {
  text-align: center;
  margin-bottom: 48px;
}

.root .content .item1 .tit1 {
  font-size: 28px;
  margin-bottom: 10px;
}

.root .content .item1 .tit2 {
  font-size: 20px;
}

.root .content .item1 .con {
  padding: 20px;
}

.root .content .item1 .con .form-item input {
  display: block;
  width: 100%;
  line-height: 18px;
  font-size: 16px;
  padding: 18px 1em;
  background-color: #ffffff;
}

.root .content .item1 .con .form-submit  {
  text-align: center;
  padding: 16px 0 0;
}

.root .content .item1 .con .form-submit .form-submit-btn {
  border-radius: 50%;
  display: inline-block;
  width: 48px;
  height: 48px;
  line-height: 48px;
}

.root .content .item1 .con .form-submit .form-submit-btn .iconfont {
  font-size: 40px;
}