#content {
  margin-left: 260px;
  margin-right: 1em;
  font-size: 1.1em;
  padding: 1em;
}
.index h2 {
  background-image: none;
  border-bottom: 1px solid black;
  color: black;
  text-align: center;
  font-size: 1.8em;
}
.index img {
  border: 1px solid lightgray;
  padding: 2px;
}