.aaths-container {
  font-size:1em;
}

.aaths-iOS6-icon,
.aaths-iOS7-icon,
.aaths-iOS8-icon {
  width:1em;
  height:1em;
  line-height:1em;
  display: inline-block;
  background-size: contain;
  background-position: center center;
  background-repeat: no-repeat;
}

.aaths-iOS6-icon {
  background-image: url('images/ios6share.png');
}

.aaths-iOS7-icon {
  background-image: url('images/ios7share.png');
}

.aaths-iOS8-icon {
  background-image: url('images/ios8share.png');
}