.el-help-tip {
  display: inline-block;
  width: 16px;
  height: 16px;
  line-height: 16px;
  text-align: center;
  border-radius: 50%;
  background: #6b7280;
  color: #fff;
  font-weight: 700;
  font-size: 11px;
  margin-left: 6px;
  cursor: help;
  vertical-align: middle;
}