li.next-page {
  height: 26px;
  width: 26px;
  background: url("image/next_page.png") no-repeat;
  text-indent: -7000px;
  }
	
     li.next-page:hover {
       background: url("image/next_page_hover.png") no-repeat;
       -webkit-transition: background 0.2s ease-out;
       transition: background 0.2s ease-out;
     }