{"id":179,"date":"2024-12-12T23:21:03","date_gmt":"2024-12-12T15:21:03","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=179"},"modified":"2024-12-12T23:21:03","modified_gmt":"2024-12-12T15:21:03","slug":"css%ef%bc%9a%e8%bd%bb%e6%9d%be%e5%ae%9e%e7%8e%b0%e6%b7%b1%e8%89%b2%e6%a8%a1%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2024\/12\/12\/css%ef%bc%9a%e8%bd%bb%e6%9d%be%e5%ae%9e%e7%8e%b0%e6%b7%b1%e8%89%b2%e6%a8%a1%e5%bc%8f\/","title":{"rendered":"CSS\uff1a\u8f7b\u677e\u5b9e\u73b0\u6df1\u8272\u6a21\u5f0f"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u6df1\u8272\u6a21\u5f0f\uff08Dark Mode\uff09\u662f\u4e00\u79cd\u7528\u6237\u754c\u9762\u663e\u793a\u6a21\u5f0f\uff0c\u91c7\u7528\u6df1\u8272\u80cc\u666f\u548c\u6d45\u8272\u6587\u5b57\uff0c\u6709\u52a9\u4e8e\u964d\u4f4e\u5c4f\u5e55\u4eae\u5ea6\u5bf9\u773c\u775b\u7684\u523a\u6fc0\uff0c\u8282\u7701\u8bbe\u5907\u7535\u91cf\u3002\u4ee5\u4e0b\u4ecb\u7ecd\u5b9e\u73b0\u6df1\u8272\u6a21\u5f0f\u7684\u7b80\u5355\u65b9\u6cd5\uff0c\u5305\u62ec\u624b\u52a8\u5207\u6362\u3001\u7cfb\u7edf\u504f\u597d\u68c0\u6d4b\u4ee5\u53ca\u4f7f\u7528 CSS \u548c JavaScript \u7684\u7efc\u5408\u5b9e\u73b0\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u6df1\u8272\u6a21\u5f0f\u7684\u57fa\u7840\u539f\u7406<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6df1\u8272\u6a21\u5f0f\u7684\u5b9e\u73b0\u57fa\u4e8e\u4ee5\u4e0b\u6838\u5fc3\u601d\u60f3\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u989c\u8272\u53cd\u8f6c<\/strong>\uff1a\u5c06\u9ed8\u8ba4\u7684\u6d45\u8272\u80cc\u666f\u548c\u6df1\u8272\u6587\u5b57\u66ff\u6362\u4e3a\u6df1\u8272\u80cc\u666f\u548c\u6d45\u8272\u6587\u5b57\u3002<\/li>\n\n\n\n<li><strong>\u4e3b\u9898\u5207\u6362<\/strong>\uff1a\u901a\u8fc7 CSS \u53d8\u91cf\u6216\u5a92\u4f53\u67e5\u8be2\u5b9a\u4e49\u4e3b\u9898\uff0c\u5e76\u52a8\u6001\u5207\u6362\u3002<\/li>\n\n\n\n<li><strong>\u7528\u6237\u504f\u597d\u68c0\u6d4b<\/strong>\uff1a\u901a\u8fc7\u7cfb\u7edf\u8bbe\u7f6e\u81ea\u52a8\u9002\u914d\u6df1\u8272\u6a21\u5f0f\u3002<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001\u4f7f\u7528 CSS \u5a92\u4f53\u67e5\u8be2\u5b9e\u73b0\u6df1\u8272\u6a21\u5f0f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u73b0\u4ee3\u6d4f\u89c8\u5668\u652f\u6301\u68c0\u6d4b\u7528\u6237\u7684\u7cfb\u7edf\u504f\u597d\uff0c\u901a\u8fc7 <code>prefers-color-scheme<\/code> \u5a92\u4f53\u67e5\u8be2\u5b9e\u73b0\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u57fa\u672c\u5b9e\u73b0<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>\/* \u9ed8\u8ba4\u6a21\u5f0f\uff08\u6d45\u8272\u6a21\u5f0f\uff09 *\/\nbody {\n  background-color: #ffffff;\n  color: #000000;\n}\n\n\/* \u6df1\u8272\u6a21\u5f0f *\/\n@media (prefers-color-scheme: dark) {\n  body {\n    background-color: #121212;\n    color: #ffffff;\n  }\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u6dfb\u52a0\u6e10\u53d8\u80cc\u666f\u793a\u4f8b<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>@media (prefers-color-scheme: dark) {\n  body {\n    background: linear-gradient(to bottom, #333, #000);\n    color: #e0e0e0;\n  }\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u652f\u6301\u591a\u79cd\u5143\u7d20\u6837\u5f0f<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>@media (prefers-color-scheme: dark) {\n  header {\n    background-color: #1a1a1a;\n  }\n  a {\n    color: #4a90e2;\n  }\n}<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u901a\u8fc7 CSS \u53d8\u91cf\u5b9e\u73b0\u4e3b\u9898\u5207\u6362<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CSS \u53d8\u91cf\uff08\u81ea\u5b9a\u4e49\u5c5e\u6027\uff09\u53ef\u4ee5\u65b9\u4fbf\u5730\u7ba1\u7406\u591a\u79cd\u4e3b\u9898\u6837\u5f0f\uff0c\u7ed3\u5408 JavaScript \u5b9e\u73b0\u624b\u52a8\u5207\u6362\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u5b9a\u4e49\u4e3b\u9898\u53d8\u91cf<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>:root {\n  --background-color: #ffffff;\n  --text-color: #000000;\n}\n\n&#91;data-theme=\"dark\"] {\n  --background-color: #121212;\n  --text-color: #ffffff;\n}\n\nbody {\n  background-color: var(--background-color);\n  color: var(--text-color);\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u914d\u5408 JavaScript \u5207\u6362\u4e3b\u9898<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>const toggleThemeButton = document.getElementById('theme-toggle');\n\ntoggleThemeButton.addEventListener('click', () =&gt; {\n  const currentTheme = document.documentElement.getAttribute('data-theme');\n  const newTheme = currentTheme === 'dark' ? 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