To all whom have requested a BBcode design from me: i'm sorry! I currently don't have as much free time as I wanted to pursue these projects. I'll try to get to them as soon as I have more time available.
Did... did I really forget yesterday's BBCode Tip of the Day? Then we shall get two today!
BBCode Tip of the Day #1: Use position: absolute alongside top/bottom/left/right instead of margins for positioning.
BBCode Tip of the Day #2: Use calc() to make your designs more flexible and easier to understand. Here is a guide on calc() and variables: https://www.rpnation.com/threads/css-variables-and-calc.352829/