.jianzhu {
  position: absolute;
  top: 73px;
  left: 20px;
  height: 720px;
  visibility: hidden;
  background: #ffffff;
  width: 83.5%;
  padding: 10px 20px;
}
.jianzhu h3 {
  text-align: left;
  padding: 20px;
  padding-left: 20px;
  border-bottom: 1px solid #e1e1e1;
}
.jianzhu b {
  margin: 0 10px;
  font-size: 18px;
}
.jianzhu > :nth-child(1) {
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 0 1px 1px #e1e1e1;
  margin-bottom: 20px;
  padding-right: 20px;
}
.jianzhu > :nth-child(1) h3 {
  border-bottom: none;
  padding: 10px 20px;
}
.jianzhu > :nth-child(1) b {
  font-size: 26px;
}
.jianzhu .top {
  display: flex;
  justify-content: space-between;
  height: 600px;
}
.jianzhu .top > div {
  width: 24%;
  box-shadow: 0 0 1px 1px #e1e1e1;
  text-align: left;
  padding-bottom: 50px;
}
.jianzhu .top > div > :nth-child(2) {
  padding-top: 20px;
  padding-left: 20px;
}
.jianzhu .top > div > :nth-child(2) span {
  margin-right: 20px;
}
.jianzhu .top > div > :nth-child(3) {
  width: 80%;
  height: 200px;
  margin: 60px auto 0;
}
