.continent{display:inline-block;width:96px;height:96px;background:url("../images/continents_sprite.png") no-repeat}.continent.continent-NA{background-position:0 0}.continent.continent-SA{background-position:-96px 0}.continent.continent-EU{background-position:-192px 0}.continent.continent-AF{background-position:-288px 0}.continent.continent-AS{background-position:-384px 0}.continent.continent-AU{background-position:-480px 0}