.lin-down-arrow{
    position: relative;
    top: -2px;
    left: 5px;
    height: 10px;
    width: 10px;
    border-bottom: 3px solid #fff;
    border-right: 3px solid #fff;
    display: inline-block;
    transform:rotate(45deg);
	-ms-transform:rotate(45deg); 	/* IE 9 */
	-moz-transform:rotate(45deg); 	/* Firefox */
	-webkit-transform:rotate(45deg); /* Safari 和 Chrome */
	-o-transform:rotate(45deg); 		/* Opera */
	zoom: 1;
}
.lin-sel-group{
	position: fixed;
	top: 45px;
	background: #fff;
	width: 100%;
	z-index: 11;
	display: none;
}

.lin-sel-group li{
	text-align: center;
	color: #17b3ec;
	height: 40px;
	line-height: 40px;
	font-size: 16px;
	border-bottom: 1px solid #f2f4f6;
}

.lin-sel-group img{
	width: 20px;
	margin: 10px;
	display: none;
}

.lin-sel-group li.checked img{
	display: inline;
}
.lin-mask{
	position: fixed;
	top: 45px;
	height: 100%;
	width: 100%;
	/*background: #000;*/
	height: 100%;
	z-index: 10;
	display: none;
	background-color: rgba(0,0,0,0.5);
}

.page-content { padding: 5px; }