body {
    margin: 0;
    background: linear-gradient(to bottom, #000814, #001d3d);
    font-family: sans-serif;
}


.game-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
}


#board {
    background-color: black;
    border:5px solid skyblue;
    box-shadow: 0 0 20px rgba(0, 180, 216, 0.5);
}


button {
    margin-top: 20px;
    padding: 12px 30px;
    background: linear-gradient(135deg, #00b4d8, #0077b6); 
    border: none;
    color: white;
    border-radius: 25px;
    font-size: 16px;
    cursor: pointer;
    transition: 0.3s;
}


button:hover {
    transform: scale(1.1);
    background: linear-gradient(135deg, #48cae4, #0096c7);
}