body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #b598cf;
    font-family: 'Roboto', sans-serif; /* Updated font-family */
}

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

.square {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100px;
    height: 100px;
    font-size: 48px;
    font-weight: bold;
    background-color: #3498db;
    color: #fff;
    cursor: pointer;
    border: 2px solid #2980b9;
    transition: background-color 0.3s;
    border-radius: 20px;
}

.square:hover {
    background-color: #2980b9;
}

.alert {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 20px;
    background-color: #b1551f;
    color: #2b2b2b;
    font-size: 18px;
    font-weight: bold;
    border-radius: 20px;
    display: none;
}