.icon-big {
  height: 22px;
  width: 22px;
  display: inline-block;
  text-align: left;
  position: relative; }
  .icon-big img {
    height: 100%;
    max-height: 100%;
    width: auto;
    vertical-align: middle; }

.icon-small {
  text-align: left;
  height: 16px;
  width: 24px;
  display: inline-block; }
  .icon-small img {
    height: 100%;
    max-height: 100%;
    width: auto; }
  .icon-small.icon-fax img {
    max-height: 14px; }
  .icon-small.icon-mail img {
    max-height: 12px; }

.custom-icon {
  width: 30px;
  height: 30px; }
  .custom-icon img {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block; }