/**
 * Convert font-size from px to rem with px fallback
 *
 * @param $size - the value in pixel you want to convert
 *
 * e.g. p font-size: fs-rem(12px);
 * e.g. p {@include fontSize(12px);}
 *
 */

// Function for converting a px based font-size to rem.
@function rem($size) {
  @return $size / 16px * 1rem;
}

// Font Responsive
@function strip-unit($value) {
  @return $value / ($value * 0 + 1);
}

// Minimum breakpoint width. Null for the smallest (first) breakpoint.
//
//    >> breakpoint-min(sm, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
//    576px
@function breakpoint-min($name, $breakpoints: $grid-breakpoints) {
  $min: map-get($breakpoints, $name);
  @return if($min !=0, $min, null);
}

// Maximum breakpoint width.
// The maximum value is reduced by 0.02px to work around the limitations of
// `min-` and `max-` prefixes and viewports with fractional widths.
// See https://www.w3.org/TR/mediaqueries-4/#mq-min-max
// Uses 0.02px rather than 0.01px to work around a current rounding bug in Safari.
// See https://bugs.webkit.org/show_bug.cgi?id=178261
//
//    >> breakpoint-max(md, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))
//    767.98px
@function breakpoint-max($name, $breakpoints: $grid-breakpoints) {
  $max: map-get($breakpoints, $name);
  @return if($max and $max > 0, $max - .02, null);
}