body {
    margin: 0;
    padding: 0;
}

main {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* use flexbox to create a grid of squares */
.container {
    display: flex;
    flex-wrap: wrap;
    width: 500px;
    height: 500px;
    margin: 20px auto;
    border: 2px solid black;
}

/* Each cell in the grid */
.square {
    border: 1px solid #ddd;
    box-sizing: border-box;
    aspect-ratio: 1 / 1;
}

/* Buttons styling */
button {
    margin: 5px;
    padding: 10px 20px;
    font-size: 18px;
    cursor: pointer;
    border-radius: 0.5rem;
    border: none;
}

button:hover {
    transform: scale(1.05);
}

.resetButton {
    background-color: #f436c1;
    color: black;
}

.sizeButton {
    background-color: #5236f4;
    color: white;
}

.rainbowButton {
    background-color: #36f4b1;
    color: black;
}