.footer {
  font-size: smaller;
  font-style: italic;
  margin-top: 3em;
}

img.thumb {
  width: 460px;
  margin: 8px;
}

ol ol {
  list-style-type: lower-alpha;
}

iframe {
  border: none;
  display: block;
  margin: 0 auto;
}

.right {
  text-align: right;
}

.fullscreen {
  font-style: italic;
  font-size: smaller;
}

.clear {
  clear: both;
}

div.thumbs {
  margin: 50px 0;
}

div.thumb {
  float: left;
  text-align: center;
  width: 230px;
}

div.thumb .img {
  display: block;
  height: 180px;
}

div.thumb a {
  text-decoration: none;
}

div.thumb a:hover {
  text-decoration: underline;
}

div.thumb img {
  width: 230px;
}