* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #fff;
  -webkit-tap-highlight-color: transparent;
}

#display {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: text;
}

#text {
  color: #000;
  font-family: sans-serif;
  font-weight: bold;
  text-align: center;
  line-height: 1.1;
}

#display.empty #text::before {
  content: "Type here...";
  color: #555;
  font-size: 32px;
}

#input {
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  font-size: 32px;
  color: transparent;
  caret-color: transparent;
  background: transparent;
  border: none;
  outline: none;
  resize: none;
  z-index: -1;
}