header {text-align: center;
			font-size: 40px;
			font-style: italic;
			font-weight: bolder;
			color: black;
	}
		
table {width: 60%;
		margin-left: auto; 
		margin-right: auto;
		}

td {width: 50%;
		text-align: center;
		border-radius: 10px;
		background-color: black;
		font-size: 25px;
		font-style: oblique;
		font-weight: bold;
		}
		
iframe {width: 98%;
		height: 400px;
		border: 8px solid black;
		border-radius: 20px;
		}