#left-sidebar{position:-webkit-sticky;position:sticky;top:60px;max-height:calc(100vh - 75px);overflow-y:auto;transition:top 0.3s ease,margin-top 0.3s ease;scrollbar-width:thin;scrollbar-color:#CCC #F5F5F5}#left-sidebar::-webkit-scrollbar{width:6px;background-color:#F5F5F5}#left-sidebar::-webkit-scrollbar-track{background:#F5F5F5;border-radius:10px}#left-sidebar::-webkit-scrollbar-thumb{background-color:#CCC;border-radius:10px}#left-sidebar::-webkit-scrollbar-thumb:hover{background-color:#999}