styles.css

body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    font-family: 'Arial', sans-serif;
    background-color: #ecf0f1;
    margin: 0;
    padding: 0;
}

#game-container {
    text-align: center;
}


#game-board {
    margin: 0 auto;
    border-collapse: collapse;
}

#game-board tr {
    transition: background-color 0.5s;
}

#game-board td {
    width: 80px;
    height: 80px;
    border: 2px solid #7f8c8d;
    text-align: center;
    vertical-align: middle;
    font-size: 36px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.5s;
}

#game-board td:hover {
    background-color: #bdc3c7;
}

#reset-button {
    display: block;
    margin: 20px auto;
    padding: 10px 20px;
    font-size: 18px;
    color: white;
    background-color: #3498db;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#reset-button:hover {
    background-color: #2980b9;
}

#status-message {
    font-size: 18px;
    margin-top: 20px;
}

/* ... existing styles ... */

#end-game-button {
    display: block;
    margin: 20px auto;
    padding: 10px 20px;
    font-size: 18px;
    color: white;
    background-color: #e74c3c;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#end-game-button:hover {
    background-color: #c0392b;
}

#update-page-button {
    padding: 10px 20px;
    font-size: 18px;
    color: white;
    background-color: #2ecc71;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-top: 20px;
}

#update-page-button:hover {
    background-color: #27ae60;
}

#timer-container {
    margin-top: 20px;
}

#timer {
    font-size: 24px;
    color: #c0392b;
}


/* Responsive design */
@media (max-width: 600px) {
    #game-board td {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }
}