h1 {
padding-top: 20px;
color: black;
text-align: center;
}

body {
  min-width: 200px;
}

.black {
		background-color: black;
  height: 3em;
  width: 2em;
	}

.white {
		background-color: white;
  height: 3em;
  width: 2em;
	}

.orange {
		background-color: orange;
  height: 3em;
  width: 2em;
	}

.yellow {
		background-color: yellow;
  height: 3em;
  width: 2em;
	}