body {background-color: yellow; 
	color: blue; 
	margin-left: 10%; 
	margin-right: 10%; 
	margin-top: 0em; 
	margin-bottom: 0em; 
	text-align: left; 
	background-image: url("img/book.jpg");
	font-family: sans-serif;
     }
table { font-family: sans-serif;
        border-collapse: collapse;
        border-style: inset;
        width: 80%;
      }
td    {
        border: thin dashed gray;
      }
caption { font-weight: bold
        }
h1 {	color: #0077cc; 
   }
h2 {	color: #dda0dd;
   }