body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: radial-gradient(circle, #A8CABA, #F5F5F5);
    color: #0D47A1;
    line-height: 1.6;
    animation: aurora-move 15s linear infinite;
}

@keyframes aurora-move {
    0% { background-position: 0% 50%; }
    100% { background-position: 100% 50%; }
}

header {
    background: linear-gradient(135deg, #FF9800, #0D47A1);
    padding: 20px;
    text-align: center;
    color: white;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

header h1 {
    font-size: 2rem;
    margin: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 20px;
    text-align: center;
    transition: transform 0.3s ease-in-out;
}

.card:hover {
    transform: translateY(-10px);
}

.card img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

pre code {
    display: block;
    background: #F5F5F5;
    color: #0D47A1;
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    font-size: 0.9rem;
}

button {
    background-color: #FF9800;
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 1rem;
    cursor: pointer;
    border-radius: 4px;
    transition: transform 0.3s ease-in-out;
}

button:hover {
    transform: scale(1.1);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

table th, table td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}

table th {
    background-color: #FF9800;
    color: white;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 1.5rem;
    }

    .container {
        grid-template-columns: 1fr;
    }

    pre code {
        font-size: 0.8rem;
    }
}