.cti-toolbar a.callto span.inner {
  background: url('phone.png') no-repeat center center;
  width: 15px;
  height: 15px;
}

div.cti-toolbar {
  margin: 8px;
  padding: 5px;
  background: #EBEBEB;
  border: 1px solid #BFBFBF;
}
