scss 将px转换为rem

Posted 2021-05-17

set a var like $bodyFontSize: 16px;

@function em($px, $base: $bodyFontSize) {
 @return ($px / $base) * 1em;
}
then to set height in px but have it spit out EM:

.box {
  background: red;
  width: em(100px); 
  height: em(100px);
}