.left-sidebar {
padding: { top: 1em; bottom: 1em; left: 2em; right: 2em; } background-color: #f8f9fa; overflow-y: auto; .left-sidebar-item { display: block; font-weight: 700; color: #333; text-decoration: none; margin: { top: 1em; } &:first-child { margin: { top: 0; } } &.active { color: #007bff } }
}