Thoughts On Modular Design: Click Events And Depth Of Applicability

Last week when talking about css click events I asked whether or not we should use them. I suggested the answer lies in how they hold up to Javascript click events when it comes to maintainability and that the question was worthy of a deeper look. Since then, I’ve been thinking about how one might look deeper.
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How To Generate CSS Click Events And Thoughts About Whether You Should

When you want a click to change something on your page, you usually reach for Javascript. Adhering to principles of modularity and separating structure, presentation, and behavior we’re supposed to use Javascript for behavior layer. However, methods exist for generating click events using only html and css. What are they and should we use them?
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Can I Still Use Px?

Moving from static to flexible layouts involves a move from absolute to relative measurements. That generally means giving up px in favor of ems for vertical measurements and % for horizontal measurements. A question that continues to get asked is whether or not it’s ok to still use px here or there.
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How Does Auto Positioning Work In CSS?

A few weeks ago Andrei raised an interesting question on one of my older posts. The post shows how to create a navigation bar. Andrei noticed the submenu was positioned absolutely, but none of its ancestor elements had positioning applied. Why then did the submenu display directly below its parent link in the menu?
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How To Work With Transparent Colors And Images In CSS

Being able to control the transparency of design elements is something we’ve been able to do with css for a few years. However, I often see questions from people, particularly in regards to the opacity property and how child elements inherit opacity from parent elements, which typically isn’t desired.
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