#filter-panel.filter-open {
  display: block;
}

#filter-panel {
  transition: max-height 0.3s ease;
}

aside::-webkit-scrollbar {
  width: 4px;
}

aside::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 2px;
}

@media (max-width: 480px) {
  .sort-btn {
    font-size: 0.65rem;
    padding: 4px 8px;
  }
  #search {
    font-size: 16px;
  }
}

@media print {
  #filter-panel,
  #filter-toggle,
  .sort-btn {
    display: none !important;
  }
}