body {
    font-family: Arial, sans-serif;
    background: linear-gradient(to right, black, white );
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container{
    background-color: #555;
    border-radius: 10px;
    padding: 25px 75px;
}

.containt {
    text-align: center;
}

h1 {
    color: #2b2b2b;
}

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

.cell {
    width: 100px;
    height: 100px;
    background-color: #fff;
    border: 2px solid #999;
    font-size: 2em;
    font-weight: bold;
    color: #2b2b2b;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.cell:hover {
    background-color: #e0f7fa;
}

.message {
    font-size: 1.2em;
    margin: 10px 0;
    color: #2b2b2b;
}

button {
    padding: 10px 20px;
    font-size: 1em;
    cursor: pointer;
    background-color: #2196f3;
    color: white;
    border: none;
    border-radius: 5px;
}

button:hover {
    background-color: #1976d2;
}