body {
  padding-left: 5%;
  padding-right: 5%;
  background: white;
}

.source {
  width: 100%;
  height: 25em;
  padding: 0.5em;
  border: 1px solid #cccccc;
  margin-bottom: 0.5em;
  background: white;
}

.left {
  float: left;
}

.right {
  float: right;
}

.nl {
  clear: both;
}

.compile {
  color: white;
  background: black;
  font-weight: bold;
  border: none;
}

.compile:active {
  color: black;
  background: white;
}

.clear {
  color: white;
  background: black;
  font-weight: bold;
  border: none;
}

.clear:active {
  color: black;
  background: white;
}

.output {
  width: 100%;
  height: 25em;
  border: 1px solid #cccccc;
  margin-top: 0.5em;
  padding: 0.5em;
  background: white;
}