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CSS 用户偏好媒体查询（User Preference Media Queries）允许网站根据用户的系统偏好设置来调整样式，提供更个性化、更易用的体验。
1. prefers-color-scheme（颜色方案偏好）
检测用户偏好浅色还是深色主题。
:root {
--bg: #ffffff;
--text: #1a1a1a;
--accent: #4A90D9;
--border: ...
css
hankliu62
Project name
Quiz App
One-line description
A high-fidelity client-side educational quiz suite featuring real-time state management, asynchronous timer loops,
dynamic score calculations, and persistent ...
enhancement
NSoC'26
Girish0902
alHEKh
CSS font-display 是 @font-face 规则中的一个描述符，用于控制网页字体的加载行为和渲染策略，决定了在字体加载完成前后文本的展示方式。
font-display 可选值
@font-face {
font-family: MyFont ;
src: url( /fonts/myfont.woff2 ) format( woff2 );
font-display: ...
css
performance
CSS color-scheme 属性告诉浏览器页面或元素支持哪些颜色方案，从而让浏览器自动应用相应的默认样式（如表单控件、滚动条、文本选择颜色等）。
基本语法
/* 适用于整个页面 */
:root {
color-scheme: light dark;
}
/* 适用于单个元素 */
.dark-card {
color-scheme: dark;
}
.light-section ...
css
CSS object-fit 和 object-position 属性用于控制替换元素（如 img、video、object、canvas 等）的内容如何适应其容器尺寸。
object-fit
语法与取值
.img-container img {
width: 300px;
height: 200px;
object-fit: cover; /* 可选值见下表 */
}
| 值 ...
css
⚠️ 误关闭报告: #556 自动积累失效根因（v0.154.7 仍 BUG）
严重程度: high 严重程度升级原因: 之前 closed 但 v0.154.7 实测仍 BUG
关联:
- 原始 issue: #556 (CLOSED, 维护者无评论)
- 关联: #557 (同样被误关闭)
- 关联 master: #547
- 关联 Meta: #539 (关闭流程缺陷) ...
bug
framework
high-priority
kongshan001
Bonjour @LaPouleFolle,
Tu dois faire quelques modifications sur la structure de ton projet.
Structure actuelle
reporting_velib/
├── data/
├── notebooks/
├── src/
│ ├── __init__
│ ├── config.py
│ ...
surybang
CSS overscroll-behavior 属性用于控制浏览器在到达滚动边界时的行为，它可以阻止滚动链（scroll chaining）和弹性滚动（pull-to-refresh / 弹性回弹）效果。
基本语法
/* 单个值（同时应用于两个方向） */
.element {
overscroll-behavior: auto; /* 默认行为 */
overscroll-behavior: ...
css
SVG 2 §10.8.2 has a typo.
The cx, cy and r IDL attributes reflect the computed values of the cx, cy and y properties and their corresponding
presentation attributes, respectively.
It says reflect the ...
karlcow
Learn how you can use GitHub Issues to plan and track your work.
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Learn how you can use GitHub Issues to plan and track your work.
Save views for sprints, backlogs, teams, or releases. Rank, sort, and filter issues to suit the occasion. The possibilities are endless.Learn more about GitHub IssuesProTip! Restrict your search to the title by using the in:title qualifier.