.nav_yjy i.icon_yjy{background-image:url(./img/4.png);background-size: 100%;}
.nav_yjy.nav_on i.icon_yjy{background-image:url(./img/5.png);background-size: 100%;}
.tab-wrap{
  position: relative;
}
.tab-three{
  padding-top:51px;
  display:flex;
  justify-content: flex-start;
  height:39px;
  font-weight: 300;
  font-size: 20px;
  color: #333333;
  border-bottom:1px solid #e7e8f1 ;
  text-align: center;

}
.item-normal {
  color:'#333';
  width: 110px;
  font-weight: 300;
  position: relative;
  cursor: pointer;

}
.active_item {
  height: 3px;
  background: #8c7fee;
  /* border-bottom:3px solid #8c7fee; */
  border-radius: 2px;
  box-shadow: 0px 4px 6px 0px rgba(140,127,238,0.4); 
  position: absolute;
  bottom: -1px;
  left: 50%;
  width: 61px;
  margin-left: -30px;

}
.text-39{
  padding-bottom: 39px;
}
.title-h5{
  font-size: 22px;
  letter-spacing: 1px;
	color: #333333;
}
.title-h1 {
  font-size: 26px;
  font-family: Source Han Sans CN Bold, Source Han Sans CN Bold-Bold;
  font-weight: 700;
  text-align: center;
  color: #3c3c3c;
  line-height: 20px;
  letter-spacing: 2px;
  padding-top: 64px;
  padding-bottom: 39px;
}
.text-p {
  font-size: 18px;
  letter-spacing: 1px;
	color: #999999;
}
.text-p1 {
  font-size: 18px;
  letter-spacing: 1px;
	color: #3c3c3c;
}
.img1{
  width: 641px;
  margin: 50px auto 69px;
  display: block;
}
.img3{
  width: 563px;
  margin: 50px auto 69px;
  display: block;
}

/* join */
.join-box {
  padding-left: 0;
  padding-right: 0;
}
.join-img {
  display: block;
  width: 100%;
}
.join-box-content {
  padding: 0 25px 10px;
}
.join-box-ul {
  margin-top: 35px;
}
.join-box-ul:first-of-type {
  margin-top: 32px;
}
.join-box-hd {
  display: inline-block;
  padding-left: 16px;
  padding-right: 16px;
  height: 24px;
  line-height: 24px;
  text-align: center;
  background: linear-gradient(180deg,#b6adfb, #ada2ff);
  border-radius: 12px 2px 12px 2px;
  font-size: 14px;
  color: #fff;
}
.join-box-li {
  font-size: 14px;
  color: #333333;
  line-height: 24px;
  margin-top: 16px;
}