.side-bar{bottom:200px;position:fixed;right:10px;z-index:999;}
.side-bar a{display:block;cursor:pointer;width:46px;height:46px;line-height:46px;background:var(--san-service-background-color);position:relative;text-align:center;box-sizing:border-box;border-radius:5px;}
.side-bar a+a{margin-top:10px;}
.side-bar a i{display:inline-block;font-size:30px;color: var(--san-service-icon-color);}
.side-bar a:last-child i{font-size:30px;}
.side-bar a:hover{background: var(--san-service-background-color-hover);}

.side-bar a:nth-child(1){background-color: #4bca59;}
.side-bar a:nth-child(2){background-color: #ed7d2a;}
.side-bar a:nth-child(3){background-color: #d20000;}
.side-bar a:nth-child(4){background-color: #5ca22c;}


.side-bar a.wx .wx-box {
  position: absolute;
  right: 70px;
  top: 50%;
  transform: translateY(-50%);
  display: none;
}

.side-bar a.wx .wx-box .box {
  width: 140px;
  padding: 5px;
  border: 1px solid #D6D7D7;
  text-align: center;
  background: #fff;
  overflow: hidden;
}

.side-bar a.wx .wx-box .box img {
  width: 140px;
}

.side-bar a.wx .wx-box .box span {
  font-size: 12px;
  line-height: 18px;
  letter-spacing: 1px;
}

.side-bar a.wx .wx-box .arrowPanel {
  width: 12px;
  height: 20px;
  position: absolute;
  right: -10px;
  top: 50%;
  transform: translateY(-50%);
}

.side-bar a.wx .wx-box .arrowPanel .arrow01 {
  width: 0;
  height: 0;
  font-size: 0;
  line-height: 0;
  position: absolute;
  bottom: 0;
  left: 2px;
  top: 0;
  border-top: 10px dashed transparent;
  border-right: 10px dashed transparent;
  border-bottom: 10px dashed transparent;
  border-left: 10px solid #ddd;
}

.side-bar a.wx .wx-box .arrowPanel .arrow02 {
  width: 0;
  height: 0;
  font-size: 0;
  line-height: 0;
  position: absolute;
  bottom: 0;
  left: 0;
  top: 0;
  border-top: 10px dashed transparent;
  border-right: 10px dashed transparent;
  border-bottom: 10px dashed transparent;
  border-left: 10px solid #fff;
}

.side-bar a.wx:hover .wx-box {
  display: block;
}