kiyeon's sass

kiyeon.scss

@function _px2($px, $unit) {
    $BROWSER_FONTSIZE: 16px;

    @if (unitless($px)) { $px: $px * 1px; }
    @if (unitless($BROWSER_FONTSIZE)) { $BROWSER_FONTSIZE: $BROWSER_FONTSIZE * 1px; }
    
    @return $px / $BROWSER_FONTSIZE * $unit;
}

@function rem($px) {
    @return _px2($px, 1rem);
}

@function em($px) {
    @return _px2($px, 1em);
}

Reference

• Px to Em Functions
• sass bourrbon function