body{margin:0}html{height:100%}#app{display:flex;flex-direction:column;justify-content:center;align-items:center;height:100vh;margin:0;background-color:#f0f0f0;font-family:Arial,sans-serif}.van{width:100px;margin-bottom:20px}.message{text-align:center;font-size:3rem;font-weight:700;color:#333;margin-bottom:20px}.spinner{border:8px solid #f3f3f3;border-top:8px solid #3498db;border-radius:50%;width:60px;height:60px;animation:spin 2s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}