body {
	margin: 4px;
}

table {
  text-align: center;
  border-collapse:collapse;
  background-color: black;
}

td {
	border: 1px solid gray;
	position: relative;
	width: 100px;
	height: 100px;
}

td .content {
	-moz-box-sizing: border-box;
       box-sizing: border-box;
  
  /*These defaults are overridden by a dynamic stylesheet created in setSize method*/     
  width: 80px;
  height: 80px;
  line-height: 80px;
  font-size: 30px;
  
  background-color: white;
  display: inline-block;
  border-radius: 50%;
  border: 1px solid gray;
  background-color: white;
  font-family: sans-serif;
}

td .label {
	position: absolute;
	font-family: sans-serif;
	color: white;
	margin: -5px;
}