#page { margin: 0 auto; max-width:640px; padding-top: 34px;}
.demonstrations { float: left; clear: both; width: 100%; margin-bottom: 18px; }
.demonstrations a {
  float: left;
  width: 150px;
  height: 115px;
  margin: 0 10px 5px 0;
  cursor: pointer;
}
.demonstrations a img {
  float: left;
  width: 140px;
  height: 110px;
}
.demonstrations .rightmost { margin-right: 0; }

.resources strong {}