body, html {
    margin: 0;
    padding: 0;
    overflow: hidden;
    font-family: 'Poppins', sans-serif;
    background-color: #F0F2F5;
    color: #333;
}

.game-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: #000;
}

#game-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.card {
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transition: transform 0.2s ease-in-out;
}

.card:hover {
    transform: translateY(-5px);
}

footer {
    background-color: #FFFFFF;
    margin-top: 3rem;
}