.split-button {
  display: inline-block;
  border: 1px solid #eee;
}

.split-button a {
  display: inline-block;
  float: left;
  height: 20px;
  line-height: 20px;
  padding: 5px 10px;
  text-decoration: none;
  -webkit-user-select: none;
  -moz-user-select: none;
}

.split-button .toggle {
  border-left: 1px solid #eee;
}

.split-button .toggle span {
  display: block;
  margin-top: 8px;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid #888;
}