.bk {
	border-top-width: 1px;
	border-right-width: 1px;
	border-bottom-width: 1px;
	border-left-width: 1px;
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: dashed;
	border-left-style: none;
	border-top-color: #d2d2d2;
	border-right-color: #d2d2d2;
	border-bottom-color: #d2d2d2;
	border-left-color: #d2d2d2;
}
.zj {
	font-size: 12px;
	line-height: 30px;
}