Better To Do List and more on styling Divs

Updated the simple ToDoList from last week, still based on this guy- link here, who did a great job explaining all of this. Type in a 'To Do' item, enter to add, click on the item to put a line through it when you're done, click again to change the color and one more time to remove.

What I was actually doing was experimenting with creating and modifying divs, and paragraphs, since this was that...