IVE FIGURED OUT WHAT I NEED HELP WITH

Ok so heres a list of things i need help with lolz

• how to change the bckground to a solid color
• how to make the boxes move up and down (gurl idek how to explain it)
• how to change the text that says windows93 n' shit (also how to change the background color)
• how to reposition the home fwiends etc thing
• how to add a picture at the bottom right corner
• how to customize the fwiend, message, stuff
• how to add pictures in general

IDEK IF I CAN EDIT THIS ONCE I POST IT BUT I WILL ADD MORE IF I CAN LOL