.time-line-box {
  margin-top: 40px;
}
.time-line-box ul:after {
  content: '';
  background: url(../images/line.png) repeat-x left bottom;
  height: 52px;
  width: 1000%;
  position: absolute;
  left: 0;
  z-index: 1;
}
.time-line-box ul li {
  float: left;
  width:600px;
  position: relative;
  padding-top: 120px;
  padding-bottom: 0;
  padding-left: 0;
 margin-left: -290px;
  z-index: 2;
}
.time-line-box ul li:after {
  content: '';
  height:70px;
  border-left: #d3d3d2 2px solid;
  position: absolute;
  top: 52px;
  left: 0;
}
.time-line-box ul li dl {
  padding-left: 25px;
}
.time-line-box ul li dl dt {
  font-size: 22px;
  color: #275d38;
  font-weight: bold;
  position: relative;
  margin-bottom: 10px;
}
.time-line-box ul li dl dt:after {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 100%;
  background: #2DA891;
  position: absolute;
  left: -32px;
  top: 0;
  border: #a1d4cc 4px solid;
}
.time-line-box ul li dl dd {
  color: #333;
  font-size: 16px;
  line-height:26px;
  padding-left: 0px;
  position: relative;
}
.time-line-box ul li dl dd:after {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 100%;
  
  position: absolute;
  left: 0;
}
.time-line-box ul li:first-child {
  margin-left: 10px;
}
.time-line-box ul li:last-child {
  margin-right: 40px;
}
.time-line-box ul li:nth-child(2n) {
  padding-top: 0;
}
.time-line-box ul li:nth-child(2n):after {
  top: auto;
  bottom: -51px;
  height: 76px;
  z-index: 2;
}
.time-line-box ul li:nth-child(2n) dt:after {
  left: -34px;
}
.time-line-box ul li:nth-child(2n) .layui-text {
  position: absolute;
  left: 0;
  bottom: 10px;
  border-left: #d3d3d2 2px solid;
}
.time-line-box ul .item-this:after {
  border-left: #2DA891 2px solid;
}
.time-line-box ul .item-this .layui-text {
  border-left: #2DA891 2px solid !important;
}