body { background-image:       url(./bg_si4.png);

       background-attachment: fixed; }





#site-box { width : 740px; 

				border: 1px solid #ff9900;	

				margin: 10px auto;

				

 }







#b-box { width: 700px; 

			font-size: 16px;

			background-color: #ccff66;

			padding: 20px; 	

			margin: 0px auto;	

			

 }



#c-box { width: 700px;

			background-color: #ffff99; 

			padding: 20px;

			margin: 0px auto;

 }



p {



text-indent: 1em;

}



.a1   { font-size: 38px; font-weight: bold;	color: #cc0033; font-family:serif; margin: 2px 80px 5px 80px;

}

.a2   { font-size: 20px; font-weight: bold;	color: #ffffff; margin:170px 30px 10px 360px; 

}



.a3   { font-size: 18px; font-weight: bold; color: #000066;  

}



.a4   { font-size: 15px; font-weight: normal; color: blue ; font-family:serif; margin: 10px 20px 1px 480px;

}



.a5   { font-size: 20px; font-weight: bold; color: fuchsia ; 

}



.a6   { font-size: 14px; font-weight: bold; color: red ; 

}



a:link { color: blue; } 

a:visited { color: green; } 

a:active {color:red; }

a:hover {color:brown; }







img  {float:left;

}