*{
	-webkit-box-sizing: content-box;
	-moz-box-sizing: content-box;
	box-sizing: content-box;
	font-family:"microsoft yahei";
}
.code-box{
	display: block;
	position: relative;
	z-index:100;
	margin-top: 8px;
}
.code-gray{
	position:absolute;
	z-index: 101;
	background-color: rgba(0,0,0,0.8);
	top:0;
	left:0;
	text-align:center;
}
.code-fail{
	width: 100%;
	text-align:center;
	color:#fff;
	display:block;
	margin-top:35%;
	font-size: 12px;
}
.code-refresh{
	border-radius: 4px;
	text-align: center;
	white-space: nowrap;
	vertical-align: middle;
	margin-top:5%;
	width:50%;
	height:18%;
	-ms-touch-action: manipulation;
	touch-action: manipulation;
	cursor: pointer;
	-webkit-user-select: none;
	-moz-user-select: none;
	-ms-user-select: none;
	user-select: none;
	border:0;
	font-size:12px;
	color: #333;
	background-color: #fff;
	border:1px solid #ccc;
}