Learn how to use CSS columns to quickly lay out fluid columns that are responsive, degrade gracefully and don't require extra markup.
width. The browser will render as many columns as it can with the width provided. If each column can take up more than the value provided, they will do so.
column-spanenables a specific element to ignore
column-width. It can be set to an integer to span a certain number of columns, or "all" to span them all. However, this property does not work in Firefox. A workaround could be to move the element (say, a heading) outside of the container with the
columnsapplied to it. That way, it remains outside of the automatic column flow.
column-fillallows you to change the way content flows into columns. By default, it's set to "balance", where content is distributed as much as possible between columns. It can also be set to "auto", but in order to do so, it requires setting a fixed height. This breaks the idea of fluid, responsive layouts, so use it with caution. You'll also need some browser prefixes, so be sure to reference this browser support chart.
Learn how to use native CSS transitions to automagically add motion to your application. By specifying a simple transition rule, changes to the values of specific properties can be interpolated over time to give a graceful, polished look and feel to what used to be a jarring and sudden transition.