@charset "utf-8";
/* CSS Document */

*{
	margin:0px;
	padding:0px;
}
#auth{
	width:280px;
	margin:10px 10px;
	float:left;
}

#main_l3{
	width:300px;
	margin:8px auto;
}
#main_l4{
	width:300px;
	margin:8px auto;
}
.main300{
	width:300px;
	float:left;
}
.main600{
	width:600px;
	margin:8px auto;
}
.clearfix:after{
	content:"";
	display:block;
	clear:both;
}
		 
@media (min-width: 321px) {
	#main_l3{
	width:600px;
	margin:8px auto;
	}
	
}

@media (min-width: 641px) {
	#main_l3{
	width:600px;
	margin:8px auto;
	}
}