body{
	color: #000;
	background-color: #fff;
	margin: 20px 10px 10px 20px;
	background-image: url(image/base.gif);
	background-position: repeat;
	background-attachment:fixed;
	}

a{
	line-height: 1.5em;
	text-decoration: underline;
	}

a:link{
	color: #00f;
	}
a:visited{
	color: #800080;
	}
a:hover{
	color: #f00;
	}
a:active{
	color: #008000;
	}