body {
  overflow-y: scroll;
}
iframe {
  border: none;
}
div#contents a.btn {
  margin-bottom: 4px;
}
div#contents ul {
  list-style: none;
  padding-left: 5px;
}
div#contents ul.dot {
  list-style: disc;
  padding-left: 2em;
}
div#contents li a.btn {
  margin-bottom: 4px;
}
div#contents img.icon {
  float: left;
  margin-right: 10px;
  margin-bottom: 10px;
}
div#contents p {
  margin: 0.5em;
}
.loading {
  opacity: 0.5;
}

iframe.auto-height {
  width: 100%;
  overflow: hidden;
}

#amazon_banner {
  transition: opacity 1s ease-in-out;
}

dd {
  margin-left:10px;
  margin-bottom:10px;
}