body{
	background-color:#DFD;
}

h1{
	text-align:center; 
}



#welcome{
	background-color:#8fD;
	width:95%;
	margin-left:auto;
	margin-right:auto;
	text-align: center;
	font-size: 500%;
}


#guide{
	background-color:#7cf;
	width:95%;
	margin-left:auto;
	margin-right:auto;
	text-align: right;
	font-size: 150%;
}

#preface{
	text-align:left;
	margin-left:auto;
	margin-right:auto;
	width:90%;
}



#epilogue{
	clear:both;
	margin-left:auto;
	margin-right:auto;
	width:90%;
}



#directory{
	text-align:left;
	margin-left:auto;
	margin-right:auto;
	width:90%;
	font-size:130%;
}

#indexes{
	float:left;
	width:49%;
}