*{
  box-sizing: border-box;
}

body{
  font-family: courier new, monospace;
  color: #0f8;
  margin: 2.0em;
  font-size: 1.2em;
  background-color: #1d1f20;
}

#terminal{
  white-space: pre-wrap;
  line-height: 1.4;
  text-shadow: 0 0 5px #fff;
}

#cursor{
  display: inline-block;
  height: 1.0em;
  width: 0.5em;
  vertical-align: middle;
  background-color: #0f8;
}

.invisible{
  transition: all 0.5s;
  box-shadow: 0 0 5px #fff;
  opacity: 0;
}

a {
  color: inherit;
  text-decoration: underline;
}