WebKit CSS extensions - CSS: Cascading Style Sheets
efore-style** -webkit-border-before-width** -webkit-border-end** -webkit-border-end-color** -webkit-border-end-style** -webkit-border-end-width** -webkit-border-fit -webkit-border-horizontal-spacing -webkit-border-start** -webkit-border-start-color** -webkit-border-start-style** -webkit-border-start-width** -webkit-border-vertical-spacing -webkit-box-align** -webkit-box-direction** -webkit-box-flex-group** -webkit-box-flex** -webkit-box-lines** -webkit-box-ordinal-group** -webkit-box-orient** -webkit-box-pack** -webkit-box-reflect** c -webkit-column-axis -webkit-column-break-after -webkit-column-break-before -webkit-column-break-inside -webkit-column-progression -webkit-cursor-visibility d-i -webkit-dashboard-region -webkit-font-size-delta -webkit-font-smoothing -webkit-hi...

box-flex-group - CSS: Cascading Style Sheets
formal definition initial value1applies toin-flow children of box elementsinheritednocomputed valueas specifiedanimation typediscrete formal syntax <integer> examples simple usage example in the original flexbox spec, box-flex-group could be used to assign flex children to different groups to distribute flexible space between: article:nth-child(1) { -webkit-box-flex-group: 1; } article:nth-child(2) { -webkit-box-flex-group: 2; } this was only ever supported in webkit-based browsers, with a prefix, and in subsequent versions of the spec this functionality does not have an equivalent.