The most basic thing you can imagine in a standard web page is a container element, inside which you’d place your page sections. So, the first thing you’d do is to create something like a DIV container. To test its dimensions you may add a 1px border to it.  Since the DIV is a block…

Sometimes the most trivial CSS task can yield unexpected results. Here’s what I was trying to do: Place a div within another div with a top margin. I’ll surround each with an outline. Easy peasy, right? There are multiple ways to go about this, but I opted for the absolute most trivial one I could…

One mistake beginners do is to rely on the very basic knowledge of CSS selectors, i.e.: tag names, classes and IDs. That’s a mistake, because knowing a little better will get you a long way with less effort. Here’s a quick example showing the power of a sibling selector. The challenge is very simple: create…