body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    text-align: center;
    background-color: #f4f4f4;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background: linear-gradient(90deg, #4CAF50, #2196F3);
    color: white;
    padding: 20px;
}

h1 {
    font-family: 'Trebuchet MS', sans-serif;
    font-size: 2.5em;
    margin: 0;
}

.banner {
    background-color: white;
    padding: 15px;
    margin-bottom: 20px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
}

.banner p {
    font-size: 1.2em;
    color: #555;
}

.games, .leaderboard {
    margin: 20px auto;
    padding: 20px;
    flex-grow: 1;
}

.card {
    display: inline-block;
    background: white;
    padding: 20px;
    margin: 10px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card h2 {
    margin-top: 0;
}

.card button {
    padding: 10px 15px;
    border: none;
    background: #4CAF50;
    color: white;
    border-radius: 5px;
    cursor: pointer;
}

.card button:hover {
    background: #45a049;
}

footer {
    background-color: #333;
    color: white;
    padding: 5px;
    font-size: 0.8em;
    text-align: center;
    position: relative;
    bottom: 0;
    width: 100%;
}