body {
    font-family: sans-serif;
    background-color: #f0f0f0;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
}

h1, h2, h3 {
    color: #333;
}

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

.button:hover {
    background-color: #45a049;
}

.matchup-table {
    width: 100%;
    border-collapse: collapse;
}

.matchup-table th, .matchup-table td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}

.matchup-table th {
    background-color: #f2f2f2;
}