styles.css

body {
    
    height: 100vh;
    width: 100%;
    display: flex;
    justify-content: center;
    align-self:center;
    background: url(https://media0.giphy.com/media/GLRx8xXbwu6tUt5Dl0/giphy.gif?cid=ecf05e476d5htuxr8dn8d6wdpr6hx1jce1fmou537duje5jc&ep=v1_gifs_related&rid=giphy.gif&ct=g) no-repeat;
    background-size: cover;
    
}

.container {
    text-align: center;
}

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

.cell {
    width: 100px;
    height: 100px;
    background-color: #fdf6f6;
    border: 1px solid #ccc;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    cursor: pointer;
}

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

button {
    margin-top: 20px;
    padding: 10px;
    font-size: 16px;
    cursor: pointer;
}