:root {
  --width: 80%;
}

#content {
  display: inline;
}

#input {
  width: 24ch;
  height: 50em;
}

#output {
  width: 40ch;
  height: 50em;
}

#instructions-holder {
  width: 80%;
  margin-left: auto;
  margin-right: auto;
}

td {
  vertical-align: top;
}

#button-holder {
  vertical-align: middle;
}

aside {
  width: 100%;
  position: static;
}