.highlight {
  border: 1px solid black;
  border-radius: 5px;
  box-shadow: inset 0 1px 10px rgba(0,0,0,0.3), 0 1px 0 rgba(255,255,255,0.1), 0 -1px 0 rgba(0,0,0,0.5);
  padding: 5px;
}