body{
			background: #3F72E7;
		}
		.contenido{
	 		width:70%;
	    	height:100%;
	    	background-color:#CDD9E4;   
	   		padding:20px;
	   		padding-bottom: 0px;
	    	margin: 30px auto;
    		-webkit-box-shadow: 13px 13px 13px 0px rgba(0,0,0,1);
			-moz-box-shadow: 13px 13px 13px 0px rgba(0,0,0,1);
			box-shadow: 13px 13px 20px 0px rgba(0,0,0,1);
		}
		h1#encabezado{
			text-align: center;
			margin: 0px auto;
			font-family: "Homer Simpson", cursive;
			color: #3F72E7;
			height: 60px;
			padding-top: 20px;
			font-size: 200%;
			text-shadow: 0.1em 0.1em 0.2em black;
		}
		p{
			text-align: justify;
		}
		#nota, #res1, #res2, #res3, #res4, #res5, #res6, #res7, #res8, #res9, #res10{
			color: #CDD9E4;
			background:#3F72E7;
		}
		#nota{
			text-align: center; 
			font-size: 160%;
		}
		tab1{
			padding-left: 4em;
		}
		tab2{
			padding-left: 2em;
		}
		#footer p{
			background-color: black;
			text-align: center;
		    color: white;
			font-family: sans-serif;
			margin: 0px -20px 0px -20px;
		    padding:8px; 
		}