textarea {
  width: 100%;
  height: 90%;
  resize: none;
}

input {
  height: 10%;
  width: 100%;
}

#last-output-area {
  position: absolute;
  right: 2%;
  bottom: 12%;
}

/********************************************************************************/

body, body > * {
  overflow: hidden;
  background-color: black;
  color: red;
  font-size: 18px;
}

body > * {
  padding: 1%;
  border: 2px solid darkred;
  outline: none;
}