.handle-box {
  width: 60px;
  position: fixed;
  top: 375px;
  left: 50%;
  margin-left: -680px
}
.handle-box .btn {
  display: block;
  border-bottom: 1px solid #eee;
  text-align: center;
  padding: 15px 0;
  cursor: pointer;
  color: #848895;
  transition: all .2s linear;
  opacity: .5
}
.handle-box .btn > span {
  display: block
}
.handle-box .btn:hover {
  opacity: .7
}
.handle-box .btn.active {
  opacity: 1
}
.handle-box .btns-wrap {
  background-color: #fff;
  border-radius: 10px
}