body {
    font-family: 'Arial', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(to right, #84fab0, #8fd3f4);
    margin: 0;
}

.container {
    text-align: center;
    background: rgba(255, 255, 255, 0.9);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

h1 {
    color: #333;
}

.board {
    display: grid;
    grid-template-columns: repeat(3, 100px);
    gap: 10px;
    margin: 20px auto;
}

.cell {
    width: 100px;
    height: 100px;
    background-color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 3em;
    border: 2px solid #333;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
}

.cell:hover {
    background-color: #eaeaea;
    transform: scale(1.1);
}

.button {
    margin-top: 20px;
    padding: 10px 20px;
    font-size: 1.2em;
    color: #fff;
    background-color: #333;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.button:hover {
    background-color: #555;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
}

.overlay-content {
    background: white;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
}

#status {
    font-size: 1.5em;
    font-weight: bold;
    color: #333;
}