li.portfolio {
	float: left;
    padding-right: 30px;
    padding-top: 50px;
    width: 80px;
    height: 80px;
    position: relative;
}

li.portfolio em {

    width: 94px;
    height: 68px;
    position: absolute;
    top: -5px;
    left: 0px;
    text-align: center;

    z-index: 2;
    display: none;
    background: url('/site_media/i/bubble1.png') no-repeat top center;
}

#rss-icon {
    width: 42px;
    height: 42px;
    background: url(icon.png) no-repeat 0 0;
    text-indent: -9999px;
    margin: 0 auto;
    display: block;
}