.aside-menu {
	position:fixed;
	top:50%;
	right:20px;
	margin-top:-200px;
	z-index:3;
}
.aside-nav {
	margin:0;
	padding:0;
	list-style:none;
	color:#ddddf5;
	position:relative;
}
.aside-nav__item {
	position:relative;
	padding:0 22px 0 0;
	font-size:11px;
	line-height:19px;
	text-transform:uppercase;
	text-align:right;
	font-weight:600;
}
.aside-nav__item:before {
	content:"";
	position:absolute;
	top:50%;
	right:4px;
	width:3px;
	height:3px;
	background:hsla(0,0%,100%,0.2);
	border-radius:50%;
}
.aside-nav__item.active .aside-nav__link {
	color:#0a9bb0;
	opacity:1;
	font-size:14px;
}
.aside-nav__link {
	color:#000;
	opacity:0.5;
	display:block;
	padding:20px 0;
	transition:all 0.2s;
}
.aside-nav__link:hover {
	text-decoration:none;
	color:#fff;
	opacity:1;
}
.aside-nav .scroller {
	position:absolute;
	height:117px;
	background:red;
	right:0;
	top:-29px;
	width:13px;
	transition:all 0.2s;
	/* background可以设置为一个小图片，效果更好 */
       /*background:url(imgUrl) no-repeat;
	*/
        background-color:#fff
}