body{
		background-color: green;
		font-size: 20px;
		font-family: arial;
		color: white;
		
	}

	

	#sumatoria{
		text-align: center;
		background-color: green;
		font-size: 1.1em;
		font-style: bold;
		font-family: arial;
		color: white;

	}