html,body{
	padding:0;
	margin:0;
	font-family:sans-serif;
}
.all{
	padding:30px;
	overflow:hidden;
}
#test{
	margin:0 auto;
	background:url(bg.png) 0 0;
	overflow:hidden;
	margin:0 auto;
}
#test-inner{
	margin:0 -5px 0 -20px;
}
.test-item{
	width:180px;
	padding:50px 0;
	text-align:center;
	float:left;
	font-size:2em;
	margin:0 0 10px 20px;
	background:rgba(0,0,0, .1);
}

/* for debug */
#console{
	position:fixed;
	z-index:9999;
	right:0;
	top:0;
	font-size:.7em;
	background:#000;
	color:#fff;
	padding:.5em 1em;
	line-height:1.5;
	opacity:.5;
}