body{font-family:Arial,sans-serif;display:flex;justify-content:center;align-items:center;height:100vh;background-color:#f0f0f0;margin:0}.container{text-align:center;background-color:#fff;padding:30px;margin:1rem;border-radius:10px;box-shadow:0 4px 12px rgba(0,0,0,.1)}.logo{max-width:150px;margin:20px}.message{font-size:20px;color:#333;margin-top:20px}.loading-ring{display:inline-block;width:40px;height:40px;margin-top:20px}.loading-ring:after{content:" ";display:block;width:32px;height:32px;margin:4px;border-radius:50%;border-color:red transparent;border-style:solid;border-width:4px;animation:loading-ring 1.2s linear infinite}@keyframes loading-ring{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}img{width:5rem}.btn{margin-top:20px;padding:10px 20px;background-color:#3498db;color:#fff;border:none;border-radius:5px;cursor:pointer}@media (min-width:768px){.container{padding-inline:8rem}}