#colorPicker {
    display: flex;
    justify-content: space-around;
    margin-bottom: 10px;
}

.color-button {
    width: 400px;
    height: 400px;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    outline: none;
}

canvas {
    display: block;
    touch-action: none;
}