body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f0f4f8;
}

.container {
    text-align: center;
    background-color: #ffffff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

h1 {
    margin-bottom: 20px;
    color: #333;
    font-size: 2.5em;
}

#player-form input {
    margin: 5px;
    padding: 10px;
    font-size: 1em;
    border: 2px solid #ddd;
    border-radius: 5px;
}

#start-game {
    margin-top: 10px;
    padding: 10px 20px;
    font-size: 1em;
    cursor: pointer;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

#start-game:hover {
    background-color: #45a049;
}

#board {
    display: grid;
    grid-template-columns: repeat(3, 100px);
    grid-template-rows: repeat(3, 100px);
    gap: 5px;
    margin: 20px auto;
}

.cell {
    width: 100px;
    height: 100px;
    background-color: #fafafa;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2em;
    cursor: pointer;
    border: 2px solid #ddd;
    border-radius: 10px;
    transition: background-color 0.3s, transform 0.2s;
}

.cell:hover {
    background-color: #f0f0f0;
    transform: scale(1.05);
}

#reset {
    margin-top: 20px;
    padding: 10px 20px;
    font-size: 1em;
    cursor: pointer;
    background-color: #f44336;
    color: white;
    border: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

#reset:hover {
    background-color: #d32f2f;
}

#message {
    margin-top: 20px;
    font-size: 1.2em;
    color: #333;
}

#points-table {
    margin-top: 20px;
    border-collapse: collapse;
    width: 50%;
    margin-left: auto;
    margin-right: auto;
    border: 2px solid #ddd;
    border-radius: 10px;
    overflow: hidden;
}

#points-table th,
#points-table td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: center;
    background-color: #f9f9f9;
    font-size: 1em;
}

#points-table th {
    background-color: #f2f2f2;
    font-weight: bold;
}

#player-form {
    margin-bottom: 20px;
}