.h_node_inbound {
	width: 49px;
}
.h_main_node {
	width: 100px;
	height: 40px;
	border: 2px solid #aaa;
	border-radius: 5px;
	text-align: center;
}
.h_xian {
	border: 1px solid #aaa; 
	width: 100%;
}
.h_sj {
	height: 0px;
	border-style: solid;
	border-width:  6px 0px 6px 6px;
	border-color: #228b2200 #228b2200 #00ffff00 #aaa;
	width: 0px;
}

.h_node_out {
	width: 49px;
}

.h_node_begin {
	width: 100px;
	border: 2px solid #aaa;
	border-radius: 50px;
	text-align: center;
	height: 40px;
	line-height: 40px;
}
.h_node_end {
	width: 100px;
	border: 2px solid #aaa;
	border-radius: 50px;
	text-align: center;
	height: 40px;
	line-height: 40px;
}