* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  user-select: none;
}

body {
  background-color: rgb(31, 31, 31);
}

button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  height: 4rem;
  width: 20rem;
  font-size: 1.5rem;
  border-radius: 5px;
  border: none;
  box-shadow: 1px 1px 5px black;
  background-color: white;
}