.box {
  background-color:#fefefe;
  padding:1em;
}

.size21, .size22, .size23, .twocols { background: #ffffff }
.size31, .size32, .size33, .threecols { background: #ffffff }

a.btn {
  margin-right: 1px;
  line-height: 30px;
  height: 30px;
  cursor: pointer;
  display: inline-block;
  width: 75px;
  color: #ffffff;
}