ul.flickr{ list-style-type: none; padding: 0; } ul.flickr li, .widget ul.flickr li { width: auto; float: left; margin: 10px 10px 0 0; } ul.flickr a { display: block; } ul.flickr img { opacity:0.7; filter:alpha(opacity=70); } ul.flickr a:hover img{ opacity:1; filter:alpha(opacity=100); } .clear{ clear: both; }