.loading-screen{display:flex;justify-content:center;align-items:center;height:100vh;background-color:#f0f8ff}.spinner{border:16px solid #f3f3f3;border-top-color:#3498db;border-radius:50%;width:120px;height:120px;animation:spin 2s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}