#header li:nth-child(5)>a{
  text-indent: left;
  color:#0FCDDD;
  font-size: 16px;
  font-family: Source Han Sans CN;
  font-weight: bold;
  letter-spacing: 50;
  line-height: 40px;
  border-bottom: solid 3px #0FCDDD;
}
  /* -------------------------center---------------------------------- */
#center{
  margin-top: 1%;
  float: left;
  position: relative;
  width: 100%;
  background: url(../image/home/aboutbg.png) no-repeat center top;
  background-size: contain;
}
.content{
  width: 62%;
  height: 60%;
  position: absolute;
  left: 50%;
  top: 46%;
  transform: translate(-50%, -50%);
}
.team{
  justify-content: center;
  display: flex;
}
.team>span{
  height: 1.5%;
  font-size: 36px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #FFFFFF;
  line-height: 43px;
  text-shadow: 0px 4px 10px rgba(0, 0, 0, 0.75);
}
.experteam{
  justify-content: center;
  display: flex;
  margin-top: 2.5%;
}
.experteam>span{
  height: 0.38%;
  font-size: 18px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 40px;
  text-shadow: 0px 4px 10px rgba(0, 0, 0, 0.75);
}
.content>.fourimg{
  display: flex;
  justify-content:space-between
}
.fourimg>.fourdiv{
  margin-top: 5%;
  width: 23%;
  height: 350px;
  background: #FFFFFF;
}
.fourdiv>.fourcontent{
  display: flex;
  justify-content: center;
}
.fourcontent>.fouroneimg{
  width: 46%;
  height: 35%;
  margin-top: 8%;
}
.fourcontent>.fouroneteam{
  display: flex;
  justify-content: center;
  width: 80%;
  height: 4.5%;
  font-size: 12px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #333333;
  margin-top: 5%;
}
.fourcontent>.fouroneicontent{
  width: 73%;
  height: 87px;
  font-size: 10px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #666666;
  line-height: 20px;
  margin-top: 21px;
}
.fourfourteam{
  justify-content: center;
  display: flex;
  font-size: 12px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #333333;
  margin-top: 5%;
}