For instance, if a class defines a width of 100 pixels, all DIVS referencing that class will be 100 pixels wide. You can override a DIV's CSS class definition by updating the DIV's HTML code.

If you set a width of 1000px and a max-width of 100%, then view it through a 300px wide viewport, the content will overflow. What happens in that case is determined by your overflow property (I'm ...