#menu{
	position: absolute;
	width: 125px;
	right: 0px;
	top: 50px;
	z-index: 10000;
}
#menu a{
	color:#fff;text-decoration:none;line-height:25px;text-shadow:0 0 0;
}
.back-pic{
	width:40px;height:40px;margin-left:10px;margin-top:5px;
}
.aaa{border:1px solid red;}

#menu_list{
	padding:0;margin:-5px;list-style: none;
}
.triangle{
	width:0;
	height:0;
	border-width:10px;
	border-style:solid dashed dashed dashed;
	border-color:transparent transparent rgba(0,0,0,0.7)  transparent;
	margin-top:-10px;
	display:inline-block;
	margin-left:45px
}
#menu_list li{border-bottom:1px solid rgba(255,255,255,0.2);padding:10px 0;height: 20px;}
#menu_list li a{font-weight:normal}
#menu_list li:last-child{border-bottom-width:0;}