div.gallery {
  position:relative;float:right;margin:0 0 10px 10px;height:400px;width:400px;
}
div.gallery ul {
  width:100%;
}
div.gallery ul, div.gallery li {
  margin:0;padding:0;position:relative;list-style:none;
}
div.gallery li {
  float:left;overflow:hidden;
}
div.gallery li > img {
  position:relative;max-height:400px;width:auto;
}
div.gallery li > div.mask {
  background:url(/img/mask.png) repeat-x;min-height:150px;position:absolute;bottom:0;left:0;right:0;
}

#aside {float:right;width:250px;background-color:rgba(255, 255, 255, .2);margin-top:1.3em;}
#aside h3 {text-align:center;margin:8px 0;}

h2.cat {background:rgba(255, 255, 255, .1);padding:6px 9px;}
h4 {margin-left:3em;}