移动端CSS媒体查询失效？检查viewport配置是否正确
时间：2026-05-25 18:51:25 203浏览 收藏
移动端CSS媒体查询失效的根源往往不在断点设置或设备差异，而在于被忽视的viewport meta标签——它必须唯一、干净、且严格置于HTML head最前端，否则浏览器将默认启用桌面模拟模式，导致所有基于视口宽度的媒体查询（如@media (max-width: 768px)）彻底失灵；同时需摒弃已废弃的max-device-width，规避CSS语法错误、优先级冲突及框架/插件引发的标签覆盖问题，真机调试前务必亲手查看源码确认viewport是否存在且有效——这看似微小的配置，恰恰是90%以上响应式失效的真正瓶颈。
移动端 CSS 媒体查询不生效，90% 以上是 viewport meta 标签没配对、没放对位置，或者压根没写。
viewport 标签必须唯一且位于 最顶部
浏览器解析 HTML 是顺序执行的。一旦它在 开头没看到 ，就会立刻启用“桌面模拟模式”——布局视口固定为 980px，此时 @media (max-width: 768px) 永远不会触发，因为视口宽度根本不是 768。
- 检查源码（右键 → 查看页面源代码），确认
是内第一个或第二个标签，前面只有或</code></li> <li>禁止 JS 动态插入：<code>document.head.innerHTML += '...'</code> 或 <code>document.write()</code> 在 Safari 中基本无效</li> <li>Next.js / Nuxt 等框架要注意：服务端模板可能因注释、占位符或 SSR 渲染顺序把 viewport 标签挤到后面，必须验证最终 HTML 源码</li> <li>重复声明时，浏览器只认第一个；CMS 或插件自动注入第二个 viewport，会覆盖你写的，导致失效</li> </ul><h3>别用 max-device-width，改用 max-width</h3> <p><code>max-device-width</code> 在 iOS/iPadOS/macOS Safari 中已不可靠：系统返回的是逻辑像素而非物理分辨率，且该媒体特性已被 W3C 弃用。你写的 <code>@media (max-device-width: 768px)</code> 在现代 Safari 里大概率不匹配。</p> <ul><li>一律改用 <code>@media (max-width: 768px)</code> —— 它基于当前视口宽度，可响应缩放、分屏、DevTools 调整</li> <li>注意：<code>initial-scale</code> 会影响视口计算。比如设了 <code>initial-scale=0.5</code>，那 <code>100vw</code> 就等于 2 倍设备宽度，断点值需同步上调</li> <li>不要依赖 <code>device-pixel-ratio</code> 做布局判断——它不随缩放重算，也不响应式更新</li> </ul><h3>CSS 语法错误会静默吞掉整个 @media 块</h3> <p>媒体查询不是独立模块，它和普通 CSS 共享同一解析上下文。前面一行 CSS 出错（比如 <code>@keyframes</code> 缺 <code>}</code>、属性漏分号、括号不匹配），浏览器可能直接跳过之后所有规则，包括整个 <code>@media</code> 块。</p> <ul><li>打开 Safari 开发者工具（macOS + iOS 配对调试），在 Console 里看有没有 <code>Parse error</code> 或 <code>Invalid CSS property name</code></li> <li>临时删掉所有非必要 CSS，只留 <code>viewport</code> meta + 一条最简媒体查询，例如：<code>@media (max-width: 768px) { body { background: red } }</code>，确认是否生效</li> <li>避免在 CSS 文件中嵌套 <code>@media</code>：像 <code>.box { @media (...) { ... } }</code> 是非法语法，纯 CSS 不支持，Safari 会直接忽略</li> </ul><h3>优先级冲突和选择器特异性不足</h3> <p>即使语法全对、viewport 正确，媒体查询也可能被更高优先级的基础样式覆盖。尤其当基础规则用了 <code>!important</code>，或者选择器更具体（如 <code>div#app .header</code> vs <code>.header</code>），媒体查询就“输在起跑线”。</p> <ul><li>避免在通用基础样式中滥用 <code>!important</code>；若已存在，媒体查询里也得加，但这只是临时诊断手段</li> <li>把 <code>@media</code> 块放在整个 CSS 文件末尾，确保书写顺序上后于基础样式</li> <li>提升选择器特异性：用 <code>body .header</code> 替代 <code>.header</code>，比堆 <code>!important</code> 更可靠</li> <li>别用通配符 <code>*</code> 在媒体查询里，Safari 对它的渲染行为不稳定，还容易被用户代理样式覆盖</li> </ul><p>真正卡住人的地方往往不是断点值算错，而是 viewport 标签在源码里“隐身”了——被框架模板吞掉、被 CMS 插件覆盖、被空格或换行破坏了 content 属性格式。真机测试前，务必右键查看源代码，亲手确认那一行 <code><meta name="viewport"></code> 是否真实存在、是否干净、是否够靠前。</p><p>以上就是《移动端CSS媒体查询失效？检查viewport配置是否正确》的详细内容，更多关于的资料请关注golang学习网公众号！</p> </div> <div class="labsList"> </div> </div> <!-- 最新阅读 --> <div class="contBoxNor"> <div class="contTit"> <div class="tit">相关阅读</div> <a href="/articlelist.html" class="more">更多></a> </div> <ul class="latestReadList"> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1年前 | <a href="javascript:;" class="aLightGray" title="提升">提升</a> <a href="javascript:;" class="aLightGray" title="箭头函数">箭头函数</a> <a href="javascript:;" class="aLightGray" title="函数表达式">函数表达式</a> <a href="javascript:;" class="aLightGray" title="函数声明">函数声明</a> <a href="javascript:;" class="aLightGray" title="Function构造函数">Function构造函数</a> </div> <div class="tit lineOverflow"><a href="/article/207000.html" title="JavaScript函数定义及示例详解" class="aBlack">JavaScript函数定义及示例详解</a></div> <div class="opt"> <span><i class="view"></i>502</span> <span class="collectBtn user_collection" data-id="207000" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1个月前 | </div> <div class="tit lineOverflow"><a href="/article/619053.html" title="CSS变量简化按钮悬停效果技巧" class="aBlack">CSS变量简化按钮悬停效果技巧</a></div> <div class="opt"> <span><i class="view"></i>501</span> <span class="collectBtn user_collection" data-id="619053" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1个月前 | </div> <div class="tit lineOverflow"><a href="/article/618916.html" title="JavaScript符号类型详解与应用" class="aBlack">JavaScript符号类型详解与应用</a></div> <div class="opt"> <span><i class="view"></i>501</span> <span class="collectBtn user_collection" data-id="618916" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1个月前 | </div> <div class="tit lineOverflow"><a href="/article/612539.html" title="HTML剪贴板复制粘贴怎么用" class="aBlack">HTML剪贴板复制粘贴怎么用</a></div> <div class="opt"> <span><i class="view"></i>501</span> <span class="collectBtn user_collection" data-id="612539" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1个月前 | </div> <div class="tit lineOverflow"><a href="/article/611774.html" title="data-*属性详解：HTML数据存储与DOM操作技巧" class="aBlack">data-*属性详解：HTML数据存储与DOM操作技巧</a></div> <div class="opt"> <span><i class="view"></i>501</span> <span class="collectBtn user_collection" data-id="611774" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> </ul> </div> <!-- 最新阅读 --> <div class="contBoxNor"> <div class="contTit"> <div class="tit">最新阅读</div> <a href="/articlelist.html" class="more">更多></a> </div> <ul class="latestReadList"> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 2天前 | <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/4877_new_0_1.html" class="aLightGray" title="vite">vite</a> · <a href="/articletag/40021_new_0_1.html" class="aLightGray" title="运维手册">运维手册</a> · <a href="/articletag/40192_new_0_1.html" class="aLightGray" title="白屏排查">白屏排查</a> · <a href="/articletag/40193_new_0_1.html" class="aLightGray" title="CDN缓存">CDN缓存</a> · <a href="/articletag/40194_new_0_1.html" class="aLightGray" title="发布回滚">发布回滚</a> · <a href="javascript:;" class="aLightGray" title="React">React</a> <a href="javascript:;" class="aLightGray" title="前端">前端</a> <a href="javascript:;" class="aLightGray" title="白屏">白屏</a> <a href="javascript:;" class="aLightGray" title="vite">vite</a> <a href="javascript:;" class="aLightGray" title="CDN缓存">CDN缓存</a> <a href="javascript:;" class="aLightGray" title="index.html">index.html</a> <a href="javascript:;" class="aLightGray" title="发布回滚">发布回滚</a> <a href="javascript:;" class="aLightGray" title="JS 404">JS 404</a> </div> <div class="tit lineOverflow"><a href="/article/620228.html" title="Vite 前端发布后白屏怎么处理：JS 404、CDN 旧缓存和回滚路径" class="aBlack">Vite 前端发布后白屏怎么处理：JS 404、CDN 旧缓存和回滚路径</a></div> <div class="opt"> <span><i class="view"></i>342</span> <span class="collectBtn user_collection" data-id="620228" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 3天前 | <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/729_new_0_1.html" class="aLightGray" title="性能优化">性能优化</a> · <a href="/articletag/4729_new_0_1.html" class="aLightGray" title="css">css</a> · <a href="/articletag/39910_new_0_1.html" class="aLightGray" title="Core Web Vitals">Core Web Vitals</a> · <a href="/articletag/40163_new_0_1.html" class="aLightGray" title="渲染性能">渲染性能</a> · <a href="javascript:;" class="aLightGray" title="前端">前端</a> <a href="javascript:;" class="aLightGray" title="渲染性能">渲染性能</a> <a href="javascript:;" class="aLightGray" title="CSS性能">CSS性能</a> <a href="javascript:;" class="aLightGray" title="CLS">CLS</a> <a href="javascript:;" class="aLightGray" title="content-visibility">content-visibility</a> <a href="javascript:;" class="aLightGray" title="contain-intrinsic-size">contain-intrinsic-size</a> <a href="javascript:;" class="aLightGray" title="Layout">Layout</a> </div> <div class="tit lineOverflow"><a href="/article/620202.html" title="前端长页面渲染卡顿怎么排查：用 content-visibility 跳过离屏区块" class="aBlack">前端长页面渲染卡顿怎么排查：用 content-visibility 跳过离屏区块</a></div> <div class="opt"> <span><i class="view"></i>430</span> <span class="collectBtn user_collection" data-id="620202" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1星期前 | <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/729_new_0_1.html" class="aLightGray" title="性能优化">性能优化</a> · <a href="/articletag/2774_new_0_1.html" class="aLightGray" title="dom">dom</a> · <a href="/articletag/39783_new_0_1.html" class="aLightGray" title="虚拟列表">虚拟列表</a> · <a href="javascript:;" class="aLightGray" title="JavaScript">JavaScript</a> <a href="javascript:;" class="aLightGray" title="前端">前端</a> <a href="javascript:;" class="aLightGray" title="滚动性能">滚动性能</a> <a href="javascript:;" class="aLightGray" title="虚拟列表">虚拟列表</a> <a href="javascript:;" class="aLightGray" title="长列表优化">长列表优化</a> <a href="javascript:;" class="aLightGray" title="DOM性能">DOM性能</a> </div> <div class="tit lineOverflow"><a href="/article/620135.html" title="前端长列表卡顿怎么优化：从全量 DOM 到虚拟列表架构" class="aBlack">前端长列表卡顿怎么优化：从全量 DOM 到虚拟列表架构</a></div> <div class="opt"> <span><i class="view"></i>260</span> <span class="collectBtn user_collection" data-id="620135" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1星期前 | <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/4701_new_0_1.html" class="aLightGray" title="javascript">javascript</a> · <a href="/articletag/39917_new_0_1.html" class="aLightGray" title="AbortController">AbortController</a> · <a href="/articletag/39920_new_0_1.html" class="aLightGray" title="表单提交">表单提交</a> · <a href="javascript:;" class="aLightGray" title="AbortController">AbortController</a> <a href="javascript:;" class="aLightGray" title="旧响应覆盖">旧响应覆盖</a> <a href="javascript:;" class="aLightGray" title="前端重复提交">前端重复提交</a> <a href="javascript:;" class="aLightGray" title="loading锁">loading锁</a> <a href="javascript:;" class="aLightGray" title="fetch取消">fetch取消</a> <a href="javascript:;" class="aLightGray" title="按钮防抖">按钮防抖</a> </div> <div class="tit lineOverflow"><a href="/article/620123.html" title="前端按钮重复提交怎么办：loading 锁和 AbortController 最小配方" class="aBlack">前端按钮重复提交怎么办：loading 锁和 AbortController 最小配方</a></div> <div class="opt"> <span><i class="view"></i>442</span> <span class="collectBtn user_collection" data-id="620123" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1星期前 | <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/322_new_0_1.html" class="aLightGray" title="缓存">缓存</a> · <a href="/articletag/14884_new_0_1.html" class="aLightGray" title="Service Worker">Service Worker</a> · <a href="/articletag/40077_new_0_1.html" class="aLightGray" title="白屏">白屏</a> · <a href="/articletag/40078_new_0_1.html" class="aLightGray" title="发布故障">发布故障</a> · <a href="javascript:;" class="aLightGray" title="缓存策略">缓存策略</a> <a href="javascript:;" class="aLightGray" title="前端白屏">前端白屏</a> <a href="javascript:;" class="aLightGray" title="Service Worker">Service Worker</a> <a href="javascript:;" class="aLightGray" title="CacheStorage">CacheStorage</a> <a href="javascript:;" class="aLightGray" title="资源404">资源404</a> <a href="javascript:;" class="aLightGray" title="发布回滚">发布回滚</a> </div> <div class="tit lineOverflow"><a href="/article/620112.html" title="前端发布后白屏复盘：Service Worker 缓存旧入口导致 JS 资源 404" class="aBlack">前端发布后白屏复盘：Service Worker 缓存旧入口导致 JS 资源 404</a></div> <div class="opt"> <span><i class="view"></i>469</span> <span class="collectBtn user_collection" data-id="620112" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1星期前 | <a href="/articletag/2436_new_0_1.html" class="aLightGray" title="异步任务">异步任务</a> · <a href="/articletag/5401_new_0_1.html" class="aLightGray" title="前端开发">前端开发</a> · <a href="/articletag/39770_new_0_1.html" class="aLightGray" title="接口设计">接口设计</a> · <a href="/articletag/40045_new_0_1.html" class="aLightGray" title="后台系统">后台系统</a> · <a href="/articletag/40046_new_0_1.html" class="aLightGray" title="批量导出">批量导出</a> · <a href="javascript:;" class="aLightGray" title="异步任务">异步任务</a> <a href="javascript:;" class="aLightGray" title="文件下载">文件下载</a> <a href="javascript:;" class="aLightGray" title="接口设计">接口设计</a> <a href="javascript:;" class="aLightGray" title="前端导出">前端导出</a> <a href="javascript:;" class="aLightGray" title="状态查询">状态查询</a> <a href="javascript:;" class="aLightGray" title="报表导出">报表导出</a> </div> <div class="tit lineOverflow"><a href="/article/620092.html" title="前端批量导出接口怎么设计：异步任务、状态查询和下载链接" class="aBlack">前端批量导出接口怎么设计：异步任务、状态查询和下载链接</a></div> <div class="opt"> <span><i class="view"></i>296</span> <span class="collectBtn user_collection" data-id="620092" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1星期前 | <a href="/articletag/5401_new_0_1.html" class="aLightGray" title="前端开发">前端开发</a> · <a href="/articletag/39813_new_0_1.html" class="aLightGray" title="localStorage">localStorage</a> · <a href="/articletag/40043_new_0_1.html" class="aLightGray" title="表格配置">表格配置</a> · <a href="/articletag/40044_new_0_1.html" class="aLightGray" title="用户偏好">用户偏好</a> · <a href="/articletag/40045_new_0_1.html" class="aLightGray" title="后台系统">后台系统</a> · <a href="javascript:;" class="aLightGray" title="用户偏好">用户偏好</a> <a href="javascript:;" class="aLightGray" title="localStorage">localStorage</a> <a href="javascript:;" class="aLightGray" title="前端表格">前端表格</a> <a href="javascript:;" class="aLightGray" title="列配置">列配置</a> <a href="javascript:;" class="aLightGray" title="可见列">可见列</a> <a href="javascript:;" class="aLightGray" title="列宽保存">列宽保存</a> </div> <div class="tit lineOverflow"><a href="/article/620091.html" title="前端表格列设置刷新后丢失怎么办：可见列、列宽和顺序这样保存" class="aBlack">前端表格列设置刷新后丢失怎么办：可见列、列宽和顺序这样保存</a></div> <div class="opt"> <span><i class="view"></i>351</span> <span class="collectBtn user_collection" data-id="620091" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1星期前 | <a href="/articletag/1017_new_0_1.html" class="aLightGray" title="websocket">websocket</a> · <a href="/articletag/5401_new_0_1.html" class="aLightGray" title="前端开发">前端开发</a> · <a href="/articletag/27659_new_0_1.html" class="aLightGray" title="sse">sse</a> · <a href="/articletag/40036_new_0_1.html" class="aLightGray" title="实时通知">实时通知</a> · <a href="/articletag/40037_new_0_1.html" class="aLightGray" title="方案选型">方案选型</a> · <a href="javascript:;" class="aLightGray" title="websocket">websocket</a> <a href="javascript:;" class="aLightGray" title="消息推送">消息推送</a> <a href="javascript:;" class="aLightGray" title="EventSource">EventSource</a> <a href="javascript:;" class="aLightGray" title="SSE">SSE</a> <a href="javascript:;" class="aLightGray" title="前端实时通知">前端实时通知</a> <a href="javascript:;" class="aLightGray" title="短轮询">短轮询</a> </div> <div class="tit lineOverflow"><a href="/article/620087.html" title="前端实时通知方案选型：短轮询、SSE、WebSocket 怎么选" class="aBlack">前端实时通知方案选型：短轮询、SSE、WebSocket 怎么选</a></div> <div class="opt"> <span><i class="view"></i>498</span> <span class="collectBtn user_collection" data-id="620087" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1星期前 | <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/40002_new_0_1.html" class="aLightGray" title="接口排查">接口排查</a> · <a href="/articletag/40021_new_0_1.html" class="aLightGray" title="运维手册">运维手册</a> · <a href="/articletag/40024_new_0_1.html" class="aLightGray" title="性能告警">性能告警</a> · <a href="javascript:;" class="aLightGray" title="前端">前端</a> <a href="javascript:;" class="aLightGray" title="AbortController">AbortController</a> <a href="javascript:;" class="aLightGray" title="接口超时">接口超时</a> <a href="javascript:;" class="aLightGray" title="Network瀑布图">Network瀑布图</a> <a href="javascript:;" class="aLightGray" title="降级回滚">降级回滚</a> <a href="javascript:;" class="aLightGray" title="线上告警">线上告警</a> </div> <div class="tit lineOverflow"><a href="/article/620079.html" title="前端接口超时告警运行手册：从瀑布图到降级回滚" class="aBlack">前端接口超时告警运行手册：从瀑布图到降级回滚</a></div> <div class="opt"> <span><i class="view"></i>287</span> <span class="collectBtn user_collection" data-id="620079" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1星期前 | <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/4729_new_0_1.html" class="aLightGray" title="css">css</a> · <a href="/articletag/9935_new_0_1.html" class="aLightGray" title="sticky">sticky</a> · <a href="/articletag/40022_new_0_1.html" class="aLightGray" title="布局调试">布局调试</a> · <a href="javascript:;" class="aLightGray" title="CSS">CSS</a> <a href="javascript:;" class="aLightGray" title="Overflow">Overflow</a> <a href="javascript:;" class="aLightGray" title="position sticky">position sticky</a> <a href="javascript:;" class="aLightGray" title="滚动容器">滚动容器</a> <a href="javascript:;" class="aLightGray" title="前端调试">前端调试</a> <a href="javascript:;" class="aLightGray" title="吸顶布局">吸顶布局</a> </div> <div class="tit lineOverflow"><a href="/article/620076.html" title="CSS sticky 不生效排查清单：从 top、overflow 到滚动容器逐层定位" class="aBlack">CSS sticky 不生效排查清单：从 top、overflow 到滚动容器逐层定位</a></div> <div class="opt"> <span><i class="view"></i>179</span> <span class="collectBtn user_collection" data-id="620076" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 1星期前 | <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/652_new_0_1.html" class="aLightGray" title="静态资源">静态资源</a> · <a href="/articletag/5322_new_0_1.html" class="aLightGray" title="cdn">cdn</a> · <a href="/articletag/40011_new_0_1.html" class="aLightGray" title="云部署">云部署</a> · <a href="javascript:;" class="aLightGray" title="对象存储">对象存储</a> <a href="javascript:;" class="aLightGray" title="静态资源">静态资源</a> <a href="javascript:;" class="aLightGray" title="缓存策略">缓存策略</a> <a href="javascript:;" class="aLightGray" title="cdn">cdn</a> <a href="javascript:;" class="aLightGray" title="前端部署">前端部署</a> <a href="javascript:;" class="aLightGray" title="容器服务">容器服务</a> </div> <div class="tit lineOverflow"><a href="/article/620069.html" title="前端静态资源上云部署选型：对象存储、CDN 和容器服务怎么选" class="aBlack">前端静态资源上云部署选型：对象存储、CDN 和容器服务怎么选</a></div> <div class="opt"> <span><i class="view"></i>433</span> <span class="collectBtn user_collection" data-id="620069" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> <li> <div class="info"> <a href="/articlelist/19_new_0_1.html" class="aLightGray" title="文章">文章</a> · <a href="/articlelist/88_new_0_1.html" class="aLightGray" title="前端">前端</a> | 2星期前 | <a href="/articletag/243_new_0_1.html" class="aLightGray" title="前端">前端</a> · <a href="/articletag/39982_new_0_1.html" class="aLightGray" title="接口联调">接口联调</a> · <a href="/articletag/39989_new_0_1.html" class="aLightGray" title="表单交互">表单交互</a> · <a href="/articletag/39990_new_0_1.html" class="aLightGray" title="重复提交">重复提交</a> · <a href="/articletag/39991_new_0_1.html" class="aLightGray" title="用户体验">用户体验</a> · <a href="javascript:;" class="aLightGray" title="前端">前端</a> <a href="javascript:;" class="aLightGray" title="表单提交">表单提交</a> <a href="javascript:;" class="aLightGray" title="重复请求">重复请求</a> <a href="javascript:;" class="aLightGray" title="AbortController">AbortController</a> <a href="javascript:;" class="aLightGray" title="幂等键">幂等键</a> <a href="javascript:;" class="aLightGray" title="按钮禁用">按钮禁用</a> </div> <div class="tit lineOverflow"><a href="/article/620045.html" title="前端表单重复提交防护工作流：从按钮状态到请求取消和幂等键" class="aBlack">前端表单重复提交防护工作流：从按钮状态到请求取消和幂等键</a></div> <div class="opt"> <span><i class="view"></i>374</span> <span class="collectBtn user_collection" data-id="620045" data-type="article" title="收藏"><i class="collect"></i>收藏</span> </div> </li> </ul> </div> <!-- 课程推荐 --> <div class="contBoxNor"> <div class="contTit"> <div class="tit">课程推荐</div> <a href="/courselist.html" class="more">更多></a> </div> <ul class="classRecomList"> <li> <a href="/course/9.html" title="前端进阶之JavaScript设计模式" class="img_box"> <img src="/uploads/20221222/52fd0f23a454c71029c2c72d206ed815.jpg" onerror="this.onerror='';this.src='/assets/images/moren/morentu.png'" alt="前端进阶之JavaScript设计模式"> </a> <dl> <dt class="lineOverflow"> 前端进阶之JavaScript设计模式 </dt> <dd class="cont1 lineOverflow">设计模式是开发人员在软件开发过程中面临一般问题时的解决方案，代表了最佳的实践。本课程的主打内容包括JS常见设计模式以及具体应用场景，打造一站式知识长龙服务，适合有JS基础的同学学习。</dd> <dd class="cont2"> <a href="/course/9.html" title="前端进阶之JavaScript设计模式" class="toStudy">立即学习</a> <span>543次学习</span> </dd> </dl> </li> <li> <a href="/course/2.html" title="GO语言核心编程课程" class="img_box"> <img src="/uploads/20221221/634ad7404159bfefc6a54a564d437b5f.png" onerror="this.onerror='';this.src='/assets/images/moren/morentu.png'" alt="GO语言核心编程课程"> </a> <dl> <dt class="lineOverflow"> GO语言核心编程课程 </dt> <dd class="cont1 lineOverflow">本课程采用真实案例，全面具体可落地，从理论到实践，一步一步将GO核心编程技术、编程思想、底层实现融会贯通，使学习者贴近时代脉搏，做IT互联网时代的弄潮儿。</dd> <dd class="cont2"> <a href="/course/2.html" title="GO语言核心编程课程" class="toStudy">立即学习</a> <span>516次学习</span> </dd> </dl> </li> <li> <a href="/course/74.html" title="简单聊聊mysql8与网络通信" class="img_box"> <img src="/uploads/20240103/bad35fe14edbd214bee16f88343ac57c.png" onerror="this.onerror='';this.src='/assets/images/moren/morentu.png'" alt="简单聊聊mysql8与网络通信"> </a> <dl> <dt class="lineOverflow"> 简单聊聊mysql8与网络通信 </dt> <dd class="cont1 lineOverflow">如有问题加微信：Le-studyg；在课程中，我们将首先介绍MySQL8的新特性，包括性能优化、安全增强、新数据类型等，帮助学生快速熟悉MySQL8的最新功能。接着，我们将深入解析MySQL的网络通信机制，包括协议、连接管理、数据传输等，让</dd> <dd class="cont2"> <a href="/course/74.html" title="简单聊聊mysql8与网络通信" class="toStudy">立即学习</a> <span>500次学习</span> </dd> </dl> </li> <li> <a href="/course/57.html" title="JavaScript正则表达式基础与实战" class="img_box"> <img src="/uploads/20221226/bbe4083bb3cb0dd135fb02c31c3785fb.jpg" onerror="this.onerror='';this.src='/assets/images/moren/morentu.png'" alt="JavaScript正则表达式基础与实战"> </a> <dl> <dt class="lineOverflow"> JavaScript正则表达式基础与实战 </dt> <dd class="cont1 lineOverflow">在任何一门编程语言中,正则表达式,都是一项重要的知识,它提供了高效的字符串匹配与捕获机制,可以极大的简化程序设计。</dd> <dd class="cont2"> <a href="/course/57.html" title="JavaScript正则表达式基础与实战" class="toStudy">立即学习</a> <span>487次学习</span> </dd> </dl> </li> <li> <a href="/course/28.html" title="从零制作响应式网站—Grid布局" class="img_box"> <img src="/uploads/20221223/ac110f88206daeab6c0cf38ebf5fe9ed.jpg" onerror="this.onerror='';this.src='/assets/images/moren/morentu.png'" alt="从零制作响应式网站—Grid布局"> </a> <dl> <dt class="lineOverflow"> 从零制作响应式网站—Grid布局 </dt> <dd class="cont1 lineOverflow">本系列教程将展示从零制作一个假想的网络科技公司官网，分为导航，轮播，关于我们，成功案例，服务流程，团队介绍，数据部分，公司动态，底部信息等内容区块。网站整体采用CSSGrid布局，支持响应式，有流畅过渡和展现动画。</dd> <dd class="cont2"> <a href="/course/28.html" title="从零制作响应式网站—Grid布局" class="toStudy">立即学习</a> <span>485次学习</span> </dd> </dl> </li> </ul> </div> </div> <!-- footer --> <div class="footer"> <ul> <li ><a href="/" class="aLightGray"><em class="navIcon navIconHome"></em><span>首页</span></a></li> <li class="curr"><a href="/articlelist.html" class="aLightGray"><em class="navIcon navIconRead"></em><span>阅读</span></a></li> <li ><a href="/courselist.html" class="aLightGray"><em class="navIcon navIconCourse"></em><span>课程</span></a></li> <li ><a href="/ai.html" class="aLightGray"><em class="navIcon navIconAi"></em><span>AI助手</span></a></li> <li ><a href="/user.html" class="aLightGray"><em class="navIcon navIconUser"></em><span>我的</span></a></li> </ul> </div> <script src="/assets/js/frontend/common.js" defer></script> <script src="/assets/js/juejin-theme.js?v=20260613b" defer></script> <script> var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?e34c3e8ab31ba35d7e1c48ea8d77315f"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })(); </script> </body> </html>