.header_sticky {
  &.active_sticky{
  	position: fixed;
  	top: 0;
  	left: 0;
  	width: 100%;
  	z-index: 9999;
  	padding-top: 5px!important;
    padding-bottom: 5px!important;
    background-color: #fff;
  	@include transaction( all, 0.3s, linear );
  }
}