/*
 * @Author: 焦质晔
 * @Date: 2020-05-23 14:05:09
 * @Last Modified by: 焦质晔
 * @Last Modified time: 2021-02-10 12:46:23
 */
// mixins for clearfix
@mixin clearfix() {
  zoom: 1;
  &::before,
  &::after {
    display: table;
    content: '';
  }
  &::after {
    clear: both;
  }
}