aside{height:100%;width:220px;position:fixed;top:0;left:0;overflow-x:hidden;padding-top:20px;border-right:1px solid #f2f3f3}aside>a{padding:6px 8px 6px 16px}aside a{text-decoration:none;color:#818181;display:block}aside a:hover{text-decoration:underline}main{margin-left:220px;padding:0px 10px}main ul,main ol{padding-left:revert}footer{position:fixed;left:0;bottom:0;width:220px;padding:10px;border-top:1px solid #f2f3f3;border-right:1px solid #f2f3f3}footer div{font-size:10px}@media screen and (max-height: 450px){aside{padding-top:15px}aside a{font-size:18px}}