body {
  background-color: black;
  color: lime;
  font-family: monospace;
  text-align: center;
  padding-top: 100px;
  overflow: hidden;
}

button {
  font-size: 2em;
  padding: 1em 2em;
  background: red;
  color: white;
  border: none;
  cursor: pointer;
  border-radius: 12px;
  transition: 0.3s;
}

button:hover {
  background: darkred;
}

.idiot-face {
  position: absolute;
  width: 100vw;
  height: 100vh;
  top: 0;
  left: 0;
  z-index: 99999;
  display: none;
}