a.external {
  position: relative;
  display: inline;
}

p a.external {
  display: inline-block;
}

em a.external {
}

a.external::after {
  content: '';
  display: block;
  width: 16px;
  height: 16px;
  background-image: url('external-link.svg');
  background-repeat: no-repeat;
  background-size: 16px 16px;
  background-position: top right;
  display: inline-block;
  margin-left: 8px;
}

p a.external::after {
  top: 0;
}

em a.external::after {
  width: 12px;
  height: 12px;
  background-size: 12px 12px;
}