.ht-kefu {
  position: fixed;
  left: 3px;
  bottom: 10%;
  z-index: 50;
  width: 77px;
  height: 374px;
  margin-top: -187px;
}
.ht-kefu ul {
  position: relative;
  color: #fff;
}
.ht-kefu ul a {
  color: #fff;
}
.ht-kefu ul li {
  position: relative;
  background: #4d4d4d;
  height: 57px;
  margin-bottom: 1px;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  text-align: center;
  cursor: pointer;
}
.ht-kefu ul li i {
  font-size: 22px;
}
.ht-kefu ul li p {
  font-size: 12px;
  margin-top: 3px;
}
.ht-kefu ul li .box {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
  z-index: -1;
}
.ht-kefu ul li:hover .box {
  left: 100%;
  opacity: 1;
  visibility: visible;
}
.ht-kefu ul li[class] {
  background-color: #e62412;
}
.ht-kefu ul li:not([class]) {
  transition: all 0.3s;
}
.ht-kefu ul li:not([class]):hover {
  transform: translateX(5px);
}
.ht-kefu ul .phone .box {
  background-color: #e62412;
  width: 180px;
  line-height: 57px;
  color: #fff;
  text-align: center;
  font-size: 22px;
}
.ht-kefu ul .wx .box {
  width: 130px;
  padding: 5px;
  margin-left: 5px;
  background-color: #fff;
  box-shadow: 0 0 3px rgba(0, 0, 0, 0.15);
  line-height: 1.5;
}
.ht-kefu ul .wx .box p {
  font-size: 14px;
  color: #666;
}