.container {
    animation: fadeIn 2s ease-in-out;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.loader {
    border: 5px solid #f3f3f3;
    border-top: 5px solid #3498db;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

button {
    background: #3498db;
    color: #fff;
    border: none;
    padding: 10px 20px;
    font-size: 1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

button:hover {
    background: #217dbb;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes fadeIn {
    0% { opacity: 0; }
    100% { opacity: 1; }
}