.f-cb{zoom:1;display: flex;justify-content: space-between;}
.f-cb:after{
display:block;
height:0;
clear:both;
visibility:hidden;
overflow:hidden;
content:".";
}
.about-num{margin-top:0px;background:none;}
.about-num li{position:relative;padding-left: 16px;margin: auto;text-align:left;border-left:1px solid #ccc;}
.about-num li:before{content:'';position:absolute;left:-1px;top:0;width: 3px;height: 50%;background: #009f3b;z-index:1;}
.about-num li h2{font-family:'Oswald', sans-serif;font-size:40px;color: #009f3b;line-height:40px;font-weight:bold;display:inline-block;}
.about-num li p{font-size: 16px;line-height: 32px;}
.about-num .count-unit{font-size:16px;color: #333;text-align:right;display:inline-block;font-style:normal;}
.about-num li .bot p{
font-size:15px;
color:#666;
line-height:24px;
}
@media only screen and (max-width: 768px){
.f-cb {
    zoom: 1;
    display: block;
}
.about-num li h2{
  font-size:30px;
      line-height: 30px;
}
.about-num{
  margin-top:0px;
  padding-top:20px;
  padding-bottom:0px;
}
.about-num .count-unit{
  font-size:14px;
}
.about-num li p{
  font-size:14px;
}
.about-num li{
  width:50%;
  border-bottom: none;
  float: left;
  margin: 3% auto;
}
.about-num li:nth-child(1){
border-top: none;
}
.about-num li:nth-child(2){
border-top: none;
border-right: none;
}
.about-num li:nth-child(4){
border-right: none;
}
.about-num li:last-child{
display:block;
}
}
@media only screen and (max-width: 1024px) and (min-width: 769px){

.about-num li h2{
  font-size:30px;
}
.about-num{
  margin-top:25px;
  padding-top:12px;
  padding-bottom:10px;
}
.about-num .count-unit{
  font-size:14px;
}
.about-num li p{
  font-size:14px;
}
}