1. 背景
  2. background-origin

背景

background-origin

Utilities for controlling how an element's background is positioned relative to borders, padding, and content.

样式
bg-origin-border
background-origin: border-box;
bg-origin-padding
background-origin: padding-box;
bg-origin-content
background-origin: content-box;

示例(Examples)

¥Examples

基本示例(Basic example)

¥Basic example

使用 bg-origin-borderbg-origin-paddingbg-origin-content 工具控制元素背景的渲染位置:

¥Use the bg-origin-border, bg-origin-padding, and bg-origin-content utilities to control where an element's background is rendered:

bg-origin-border

bg-origin-padding

bg-origin-content

<div class="border-4 bg-[url(/img/mountains.jpg)] bg-origin-border p-3 ..."></div>
<div class="border-4 bg-[url(/img/mountains.jpg)] bg-origin-padding p-3 ..."></div>
<div class="border-4 bg-[url(/img/mountains.jpg)] bg-origin-content p-3 ..."></div>

响应式设计(Responsive design)

¥Responsive design

background-origin 工具前面使用断点变体如 md: 仅在 medium 屏幕尺寸及以上时应用工具:

<div class="bg-origin-border md:bg-origin-padding ...">
<!-- ... -->
</div>

请参阅 变体文档 详细了解如何使用变体。

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