//------------------------------------------------------------------------------------------------
// REM FUNCTION
//------------------------------------------------------------------------------------------------

/*
A function to convert any px value into its rem equivalent

.myElement {
	padding: rem(16px);
}
*/


@function rem($value) {
	@if (type-of($value) == number) {
		@if (unit($value) != 'px') {
			@error "'#{$value}' needs to be a pixel value.";
		}
	}
	@else {
		@error "'#{$value}' needs to be a number.";
	}

	@return $value / $global-body-font-size * 1rem;
}