Clear Quick reference Basic usage Clearing left-floated elements Clearing right-floated elements Clearing all floated elements Disabling applied clears Applying conditionally...

Transition Duration Quick reference Basic usage Changing transition duration Applying conditionally Hover, focus, and other states Breakpoints and media queries Using custom ...

User Select Quick reference Basic uage Disabling text selection Allowing text selection Selecting all text in one click Using auto select behaviour Applying conditionally Hov...

Table Layout Quick reference Basic usage Auto Fixed Applying conditionally Hover, focus, and other states Breakpoints and media queries Tables Table Layout Utilities for...

Invert Quick reference Basic usage Inverting an element’s color Removing filters Applying conditionally Hover, focus, and other states Breakpoints and media queries Using cu...

Justify Self Quick reference Basic usage Auto Start Center End Stretch Applying conditionally Hover, focus, and other states Breakpoints and media queries Flexbox & Gri...

re.match 和 re.search re.match 和 re.search re.match 函数 语法： re . match ( pattern , string , flags = 0 ) re.match 尝试从字符串的起始位置匹配一个模式，如果不是起始位置匹配成功的话，match() 就返回 none。 re...

Background Repeat Quick reference Basic usage Repeat No Repeat Repeat Horizontally Repeat Vertically Applying conditionally Hover, focus, and other states Breakpoints and me...

Resize Quick reference Basic usage Resizing in all directions Resizing vertically Resizing horizontally Preventing resizing Applying conditionally Hover, focus, and other sta...

Border Style Quick reference Basic usage Setting the border style No style Applying conditionally Hover, focus, and other states Breakpoints and media queries Borders Bo...