Yumma CSS 3.15

Flex

Set how flex items grow & shrink.

Widely available

This feature is well established and works across many devices and browser versions.

Chrome
Edge
Firefox
Safari

Usage

A
B
C
<div class="c-white">
  <div class="d-f g-4 h-24 w-full">
    <div class="d-f ai-c f-none jc-c p-4 bg-indigo">A</div>
    <div class="d-f ai-c f-1 jc-c p-4 bg-indigo">B</div>
    <div class="d-f ai-c f-auto jc-c p-4 bg-indigo">C</div>
  </div>
</div>

Responsiveness

Use breakpoint prefixes to target different screen sizes. Styles apply from the breakpoint & up.

Target viewport sizes with breakpoint prefixes.

sm:f-*
Small≥640px
md:f-*
Medium≥768px
lg:f-*
Large≥1024px
xxl:f-*
Extra Large≥1536px

Hover State

Apply styles conditionally on hover using the h: prefix.

Add the h: prefix to apply styles only when the user hovers over the element.

Syntax:h:f-*