One thing that's important to remember is that CSS class names are arbitrary—just because we have a class name of bg-orange doesn't necessarily mean that applying the class to an element will turn its background orange.
Change the background-color value of your bg-orange class so that it turns the square white instead of orange, BUT, as an added challenge do so in hexadecimal format.
Hints:
Hexadecimal values range from
0-9toA-F0s are dark whileFs are bright