#toolbar button.active {
  font-weight: bold;
}

#error {
  color: red;
}

#error .name {
  font-weight: bold;
}

#editor {
  outline: 1px solid black;
  width: 200px;
  min-height: 300px;
}

#editor[contenteditable="false"] {
  color: #9e9e9e;
  background-color: #f1f1f1;
}