style.css

.square{

	min-width: 5em;
	min-height: 10em;
	max-width: 10em;
	max-height: 10em;
	background-color:#DAE5E8;
	border:1px solid black;
	border-radius: 10px;
	text-align: center;	
	padding: 10px;
	
}

.container{
	margin:0 auto;
	padding:40px;
}


li{
	list-style: none;
}




.main {
   	
    color: red;
}

span{
	min-width: 80px;
	min-height: 80px;
	font-size: 80px;
	
}