#main-outlet-wrapper { .sidebar-wrapper { .sidebar-section-header-button, .sidebar-section-header-caret, .sidebar-section-header-dropdown { opacity: 0; transition: opacity 0.25s; transition-delay: 0.5s; } &:hover { .sidebar-section-header-button, .sidebar-section-header-caret, .sidebar-section-header-dropdown { opacity: 1; transition-delay: 0s; } } } }