.constr_wrapper {
  background: url(/Sites/Uploaded/UserUpLoad/20211111/20211111150732.png)no-repeat left bottom;
  width: 100%;
  height: 870px;
  margin: 40px auto 150px;
}

.constr_info {
  width: 1608px;
  height: 634px;
  box-sizing: border-box;
  padding: 120px 0 0 85px;
  position: relative;
  background: url(/Sites/Uploaded/UserUpLoad/20211111/20211111150922.png)no-repeat;
  background-size: cover;
  float: right;
}

.info_left {
  width: 565px;
}

.constr_infoH2 {
  font-size: 30px;
  font-weight: 500;
  color: #7F5B3C;
  position: relative;
  padding-bottom: 36px;
  margin-bottom: 40px;
}

.constr_infoH2::before {
  width: 40px;
  height: 3px;
  background: #7F5B3C;
  content: "";
  display: block;
  position: absolute;
  bottom: 0px;
  left: 0;
}

.constr_infoH2::after {
  width: 100%;
  height: 1px;
  content: "";
  display: block;
  background: #7F5B3C;
  position: absolute;
  bottom: 1px;
  left: 0;
}

.constr_infoP {
  font-size: 16px;
  color: #666666;
  line-height: 36px;
}

.constr_infoP2 {
  text-indent: 2em;
}

.info_right {
  position: absolute;
  left: 735px;
  top: 118px;
  background: url(/Sites/Uploaded/UserUpLoad/20211111/20211111151943.png)no-repeat;
  background-size: cover;
  width: 618px;
  height: 826px;
  padding: 10px;
  z-index: 1;
  box-sizing: border-box;
}

.constr_infoImg {
  width: 100%;
}

.big_par {
  background: url(/Sites/Uploaded/UserUpLoad/20211111/20211111190201.jpg)no-repeat;
  width: 1840px;
  height: 650px;
  position: relative;
  margin: 0 auto;
}

.big_par>div {
  /* overflow: hidden; */
  width: 1100px;
  margin: 0 auto;
}


.techn_wrapper {
  width: 1200px;
  height: 500px;
  margin: 0 auto;
  position: relative;
}

.techn_con {
  width: 50%;
  padding: 0 60px;
  box-sizing: border-box;
}

.techn_wrapper::after {
  position: absolute;
  content: "";
  display: block;
  width: 1024px;
  height: 8px;
  background: #7F5B3C;
  left: 0;
  bottom: 0;
}

.techn_wrapper::before {
  position: absolute;
  content: "";
  display: block;
  width: 1024px;
  height: 420px;
  background: #fff;
  left: 0;
  bottom: 0;
  z-index: 0;
}

.techn_wrapper .articleImg {
  position: absolute;
  right: 0;
  top: 0;
}

.techn_con .articleH2 {
  font-size: 30px;
  font-weight: 400;
  color: #000000;
}

.techn_con .articleP {
  font-size: 16px;
  font-weight: 400;
  color: #666;
  line-height: 36px;
  margin-top: 90px;
  position: absolute;
  width: 490px;
}

.techn_con .more {
  width: 150px;
  height: 42px;
  line-height: 42px;
  text-align: center;
  cursor: pointer;
  font-size: 16px;
  color: #7F5B3C;
  margin-top: 40px;
  background: url(/Sites/Uploaded/UserUpLoad/20211112/20211112145630.png)no-repeat;
  background-size: cover;
  display: block;
  position: absolute;
  top: 307px;
}

.course {
  width: 100%;
  background: url(/Sites/Uploaded/UserUpLoad/20211111/20211111181957.png)no-repeat;
  height: 725px;
  padding: 110px 0;
  box-sizing: border-box;
}

.discu_wrapper {
  width: 1200px;
  height: 500px;
  margin: 110px auto;
  position: relative;
}

.discu_con {
  width: 50%;
  float: right;
  padding: 0 60px;
  box-sizing: border-box;
}

.discu_wrapper::after {
  position: absolute;
  content: "";
  display: block;
  width: 1024px;
  height: 8px;
  background: #5191FF;
  right: 0;
  bottom: 0;
}

.discu_wrapper::before {
  position: absolute;
  content: "";
  display: block;
  width: 1024px;
  height: 420px;
  background: url(/Sites/Uploaded/UserUpLoad/20211117/20211117142102.png)no-repeat;
  right: 0;
  bottom: 0;
  z-index: 0;
}

.discu_wrapper .articleImg {
  position: absolute;
  left: 0;
  top: 0;
}

.discu_con .articleH2 {
  font-size: 30px;
  font-weight: 400;
  color: #000000;
}

.discu_con .articleP {
  font-size: 16px;
  font-weight: 400;
  color: #fff;
  line-height: 36px;
  margin-top: 90px;
  position: absolute;
  width: 490px;
}

.discu_con .more {
  width: 150px;
  height: 42px;
  line-height: 42px;
  text-align: center;
  cursor: pointer;
  font-size: 16px;
  color: #fff;
  margin-top: 40px;
  background: url(/Sites/Uploaded/UserUpLoad/20211111/20211111173908.png)no-repeat;
  background-size: cover;
  display: block;
  position: absolute;
  top: 307px;
}

@media screen and (max-width:1400px){
  .info_left {
 width: 550px;
  }
  .info_right{
 left: 680px;
  }
  .constr_info{
 width: 100%;
 padding: 120px 0 0 70px;
  }
  
}