.with-before::before {
  letter-spacing: 2px;
  font-size: 20px;
  content: 'JUST BEFORE';
}

.with-after::after {
  letter-spacing: 2px;
  font-size: 20px;
  content: 'JUST AFTER';
}

.with-both::before {
  letter-spacing: 2px;
  font-size: 20px;
  content: 'BOTH BEFORE';
}

.with-both::after {
  letter-spacing: 2px;
  font-size: 20px;
  content: 'BOTH AFTER';
}

#dom-node {
  background-color: white;
  font-family: sans-serif;
  font-size: 20px;
}