.test_triangle_border {
	position:relative;
	margin:100px auto;
	width:200px;
	text-align:center;
}
.test_triangle_border a {
	color:#333;
	font-weight:bold;
	text-decoration:none;
}
.test_triangle_border .popup {
	display:none;
	position:absolute;
	top:30px;
	left:30px;
	padding:10px 20px;
	width:100px;
	background:#B8E8D2;
	color:#333;
	border-radius:4px;
	border:1px solid #333;
	text-align:left;
}
.test_triangle_border .popup span {
	display:block;
	position:absolute;
	top:-10px;
	left:50%;
	/* 三角形居中显示 */margin-left:-10px;
	/* 三角形居中显示 */
        width:0;
	height:0;
	border-width:0 10px 10px;
	border-style:solid;
	border-color:transparent transparent #333;
}
.test_triangle_border .popup em {
	display:block;
	width:0;
	height:0;
	border-width:0 10px 10px;
	border-style:solid;
	border-color:transparent transparent #B8E8D2;
	position:absolute;
	top:1px;
	left:-10px;
}