@mixin box-sizing($box-model) {
  -webkit-box-sizing: $box-model; // Safari <= 5
     -moz-box-sizing: $box-model; // Firefox <= 19
          box-sizing: $box-model;
}

@mixin border-radius($radius) {
  -webkit-border-radius: $radius;
  border-radius: $radius;
  background-clip: padding-box;  /* stops bg color from leaking outside the border: */
}

@mixin opacity($opacity) {
  opacity: $opacity;
  $opacity-ie: $opacity * 100;
  filter: alpha(opacity=$opacity-ie); //IE8
}

// hack to remove scrollbars from chrome and IE
@mixin hideScroll(){
	-ms-overflow-style: none;
	&::-webkit-scrollbar { width: 0 !important }
}

// Sidebar Widget / Full width container mixin
@mixin contentWidth($container-width) {
  width: $container-width;
}