No-Library (pure JS), HTML, CSS, JavaScript
It is possible simulate onclick behaviour using checkbox:checked pseudo class
A way to prevent solitaire items in a row. http://www.heydonworks.com/article/tetris-the-power-of-css
A way to center vertically a container
A way to center vertically a container with header in top.
How I colud do it (in progress)
Styling Select
Using column-count
Div with proportional size
Mouseover flickering Idea de Giacomo San
Mouseover flickering