{"id":799,"date":"2025-10-24T15:05:03","date_gmt":"2025-10-24T07:05:03","guid":{"rendered":"https:\/\/www.youvii.site\/?p=799"},"modified":"2025-10-24T15:09:19","modified_gmt":"2025-10-24T07:09:19","slug":"htmljichuer","status":"publish","type":"post","link":"https:\/\/www.youvii.site\/index.php\/archives\/htmljichuer","title":{"rendered":"HTML\u57fa\u7840\uff08\u4e8c\uff09"},"content":{"rendered":"<h1>HTML\u57fa\u7840\uff08\u4e8c\uff09<\/h1>\n<h1>Div+CSS<\/h1>\n<p>CSS (Cascading Style Sheets) \u662f\u4e00\u79cd\u6837\u5f0f\u8868\u8bed\u8a00\uff0c\u7528\u4e8e\u63cf\u8ff0HTML\u6216XML\uff08\u5305\u62ec\u5404\u79cdXML\u65b9\u8a00\u5982SVG\u3001XHTML\u7b49\uff09\u6587\u6863\u7684\u5448\u73b0\u65b9\u5f0f\u3002CSS\u5141\u8bb8\u5f00\u53d1\u8005\u63a7\u5236\u7f51\u9875\u7684\u8bbe\u8ba1\u548c\u5e03\u5c40\uff0c\u5305\u62ec\u989c\u8272\u3001\u5b57\u4f53\u3001\u95f4\u8ddd\u4ee5\u53ca\u5143\u7d20\u7684\u4f4d\u7f6e\u7b49\u3002\u901a\u8fc7\u5c06\u5185\u5bb9\uff08HTML\uff09\u4e0e\u8868\u73b0\u5f62\u5f0f\uff08CSS\uff09\u5206\u79bb\uff0c\u4f7f\u5f97\u7f51\u7ad9\u7ef4\u62a4\u66f4\u52a0\u5bb9\u6613\uff0c\u540c\u65f6\u63d0\u9ad8\u4e86\u9875\u9762\u52a0\u8f7d\u901f\u5ea6\u548c\u53ef\u8bbf\u95ee\u6027\u3002<\/p>\n<h3>CSS\u7684\u57fa\u672c\u4f7f\u7528\u65b9\u6cd5<\/h3>\n<ol>\n<li><strong>\u5185\u8054\u6837\u5f0f<\/strong>\uff1a\u76f4\u63a5\u5728HTML\u6807\u7b7e\u4e2d\u4f7f\u7528<code>style<\/code>\u5c5e\u6027\u6765\u6dfb\u52a0\u6837\u5f0f\u3002<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-html\">&lt;p style=\"color: blue; font-size: 20px;\"&gt;\u8fd9\u662f\u4e00\u6bb5\u84dd\u8272\u7684\u6587\u5b57\u3002&lt;\/p&gt;\n<\/code><\/pre>\n<ol start=\"2\">\n<li><strong>\u5185\u90e8\u6837\u5f0f\u8868<\/strong>\uff1a\u5728HTML\u6587\u6863\u7684<code>&lt;head&gt;<\/code>\u90e8\u5206\u5b9a\u4e49<code>&lt;style&gt;<\/code>\u6807\u7b7e\u6765\u5305\u542bCSS\u89c4\u5219\u3002<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-html\">&lt;head&gt;\n    &lt;style&gt;\n        p { color: red; }\n        h1 { font-family: Arial, sans-serif; }\n    &lt;\/style&gt;\n&lt;\/head&gt;<\/code><\/pre>\n<ol start=\"3\">\n<li><strong>\u5916\u90e8\u6837\u5f0f\u8868<\/strong>\uff1a\u521b\u5efa\u4e00\u4e2a\u5355\u72ec\u7684<code>.css<\/code>\u6587\u4ef6\uff0c\u5e76\u901a\u8fc7<code>&lt;link&gt;<\/code>\u6807\u7b7e\u94fe\u63a5\u5230HTML\u6587\u6863\u4e2d\u3002\n<ul>\n<li>\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a <code>styles.css<\/code> \u7684\u6587\u4ef6\uff1a<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">body {\n    background-color: lightblue;\n}\n\nh1 {\n    text-align: center;\n}<\/code><\/pre>\n<pre class=\"prettyprint linenums\" ><code>- \u5728HTML\u6587\u4ef6\u4e2d\u5f15\u7528\u8be5CSS\u6587\u4ef6\uff1a<\/code><\/pre>\n<pre class=\"prettyprint linenums\" ><code class=\"language-html\">&lt;head&gt;\n    &lt;link rel=\"stylesheet\" type=\"text\/css\" href=\"styles.css\"&gt;\n&lt;\/head&gt;\n<\/code><\/pre>\n<h3>CSS\u9009\u62e9\u5668<\/h3>\n<ul>\n<li><strong>\u5143\u7d20\u9009\u62e9\u5668<\/strong>\uff1a\u76f4\u63a5\u4f7f\u7528HTML\u6807\u7b7e\u540d\u4f5c\u4e3a\u9009\u62e9\u5668\u3002<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">p { color: green; }<\/code><\/pre>\n<ul>\n<li><strong>\u7c7b\u9009\u62e9\u5668<\/strong>\uff1a\u4f7f\u7528<code>.<\/code>\u52a0\u4e0a\u7c7b\u540d\u6765\u9009\u62e9\u5e26\u6709\u7279\u5b9a\u7c7b\u7684\u6240\u6709\u5143\u7d20\u3002<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">.warning { color: red; }<\/code><\/pre>\n<ul>\n<li><strong>ID\u9009\u62e9\u5668<\/strong>\uff1a\u4f7f\u7528<code>#<\/code>\u52a0\u4e0aID\u540d\u6765\u9009\u62e9\u5177\u6709\u7279\u5b9aID\u7684\u5355\u4e2a\u5143\u7d20\u3002<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">#uniqueElement { width: 200px; }<\/code><\/pre>\n<ul>\n<li><strong>\u5c5e\u6027\u9009\u62e9\u5668<\/strong>\uff1a\u57fa\u4e8e\u5143\u7d20\u7684\u5c5e\u6027\u503c\u8fdb\u884c\u5339\u914d\u3002<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">[type=\"submit\"] { background: yellow; }<\/code><\/pre>\n<ul>\n<li><strong>\u4f2a\u7c7b<\/strong>\uff1a\u7528\u4e8e\u5b9a\u4e49\u5143\u7d20\u7684\u7279\u6b8a\u72b6\u6001\u3002<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">a:hover { color: orange; }  \/* \u9f20\u6807\u60ac\u505c\u65f6\u6539\u53d8\u94fe\u63a5\u989c\u8272 *\/<\/code><\/pre>\n<h3>CSS\u76d2\u6a21\u578b<\/h3>\n<p>\u6bcf\u4e2aHTML\u5143\u7d20\u90fd\u53ef\u4ee5\u770b\u4f5c\u662f\u4e00\u4e2a\u77e9\u5f62\u76d2\u5b50\uff0c\u8fd9\u4e2a\u76d2\u5b50\u7531\u56db\u4e2a\u90e8\u5206\u7ec4\u6210\uff1a\u5916\u8fb9\u8ddd(margin)\u3001\u8fb9\u6846(border)\u3001\u5185\u586b\u5145(padding) \u548c\u5b9e\u9645\u5185\u5bb9(content)\u3002\u7406\u89e3\u8fd9\u4e9b\u6982\u5ff5\u5bf9\u4e8e\u638c\u63e1\u5e03\u5c40\u6280\u5de7\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<h3>\u54cd\u5e94\u5f0f\u8bbe\u8ba1<\/h3>\n<p>\u968f\u7740\u79fb\u52a8\u8bbe\u5907\u7684\u666e\u53ca\uff0c\u54cd\u5e94\u5f0f\u7f51\u9875\u8bbe\u8ba1\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002CSS\u63d0\u4f9b\u4e86\u5a92\u4f53\u67e5\u8be2\u529f\u80fd\uff0c\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u5c4f\u5e55\u5c3a\u5bf8\u5e94\u7528\u4e0d\u540c\u7684\u6837\u5f0f\u89c4\u5219\u3002<\/p>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">@media (max-width: 600px) {\n    body {\n        background-color: lightgreen;\n    }\n}<\/code><\/pre>\n<h1>\u5728HTML\u4e2d\u5f15\u7528\u5916\u90e8\u6837\u5f0f\u8868<\/h1>\n<p>\u901a\u8fc7\u5c06CSS\u4ee3\u7801\u653e\u5728\u4e00\u4e2a\u5355\u72ec\u7684\u6587\u4ef6\u4e2d\uff0c\u5e76\u4f7f\u7528<code>&lt;link&gt;<\/code>\u6807\u7b7e\u6765\u94fe\u63a5\u8fd9\u4e2a\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u5f97HTML\u6587\u6863\u66f4\u52a0\u7b80\u6d01\u3001\u6613\u4e8e\u9605\u8bfb\u3002\u4e0b\u9762\u662f\u5982\u4f55\u5728HTML\u6587\u6863\u4e2d\u5f15\u7528\u5916\u90e8\u6837\u5f0f\u8868\u7684\u57fa\u672c\u6b65\u9aa4\uff1a<\/p>\n<ol>\n<li><strong>\u521b\u5efaCSS\u6587\u4ef6<\/strong>\uff1a\u9996\u5148\u9700\u8981\u521b\u5efa\u4e00\u4e2a<code>.css<\/code>\u6587\u4ef6\uff08\u4f8b\u5982 <code>styles.css<\/code>\uff09\uff0c\u5e76\u5728\u5176\u4e2d\u5b9a\u4e49\u6240\u9700\u7684\u6837\u5f0f\u89c4\u5219\u3002<\/li>\n<li><strong>\u4fdd\u5b58CSS\u6587\u4ef6<\/strong>\uff1a\u786e\u4fdd\u4f60\u7684CSS\u6587\u4ef6\u4fdd\u5b58\u5728\u9002\u5f53\u7684\u4f4d\u7f6e\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u63a8\u8350\u5c06\u5176\u653e\u7f6e\u5728\u4e00\u4e2a\u4e13\u95e8\u5b58\u653e\u6837\u5f0f\u8868\u7684\u76ee\u5f55\u4e0b\uff0c\u6bd4\u5982\u547d\u540d\u4e3a <code>css<\/code> \u7684\u6587\u4ef6\u5939\u3002<\/li>\n<li><strong>\u5728HTML\u6587\u6863\u4e2d\u5f15\u5165CSS\u6587\u4ef6<\/strong>\uff1a\u63a5\u4e0b\u6765\uff0c\u5728\u4f60\u7684HTML\u6587\u6863\u5934\u90e8\uff08\u5373 <code>&lt;head&gt;<\/code> \u6807\u7b7e\u5185\uff09\u6dfb\u52a0\u4e00\u4e2a <code>&lt;link&gt;<\/code> \u6807\u7b7e\u6765\u6307\u5411\u4f60\u521a\u521a\u521b\u5efa\u7684CSS\u6587\u4ef6\u3002\u8fd9\u662f\u901a\u8fc7\u8bbe\u7f6e <code>&lt;link&gt;<\/code> \u6807\u7b7e\u7684 <code>href<\/code> \u5c5e\u6027\u5b8c\u6210\u7684\uff0c\u8be5\u5c5e\u6027\u503c\u4e3aCSS\u6587\u4ef6\u76f8\u5bf9\u4e8eHTML\u6587\u4ef6\u7684\u8def\u5f84\u3002\u540c\u65f6\u8fd8\u9700\u8981\u8bbe\u7f6e <code>rel<\/code> \u5c5e\u6027\u4e3a <code>\"stylesheet\"<\/code> \u4ee5\u6307\u5b9a\u8fd9\u662f\u4e00\u4e2a\u6837\u5f0f\u8868\u94fe\u63a5\u3002  <\/li>\n<\/ol>\n<p>\u5047\u8bbe\u9879\u76ee\u7ed3\u6784\u5982\u4e0b\uff1a<\/p>\n<pre class=\"prettyprint linenums\" ><code class=\"language-plain\">\/project\n    \/css\n        styles.css\n    index.html<\/code><\/pre>\n<p>\u90a3\u4e48\uff0c<code>index.html<\/code> \u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u53ef\u80fd\u770b\u8d77\u6765\u50cf\u8fd9\u6837\uff1a<\/p>\n<pre class=\"prettyprint linenums\" ><code class=\"language-html\">&lt;!DOCTYPE html&gt;\n&lt;html lang=\"zh\"&gt;\n&lt;head&gt;\n    &lt;meta charset=\"UTF-8\"&gt;\n    &lt;title&gt;\u6211\u7684\u7f51\u9875&lt;\/title&gt;\n    &lt;!-- \u5f15\u7528\u5916\u90e8\u6837\u5f0f\u8868 --&gt;\n    &lt;link rel=\"stylesheet\" href=\"css\/styles.css\"&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n    &lt;h1&gt;\u6b22\u8fce\u6765\u5230\u6211\u7684\u4e3b\u9875&lt;\/h1&gt;\n    &lt;p&gt;\u8fd9\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u6bb5\u843d\u3002&lt;\/p&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;\n<\/code><\/pre>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c<code>&lt;link rel=\"stylesheet\" href=\"css\/styles.css\"&gt;<\/code> \u8fd9\u4e00\u884c\u5c31\u662f\u5728\u544a\u8bc9\u6d4f\u89c8\u5668\u53bb\u52a0\u8f7d\u4f4d\u4e8e <code>css<\/code> \u6587\u4ef6\u5939\u4e0b\u7684 <code>styles.css<\/code> \u6587\u4ef6\uff0c\u5e76\u5e94\u7528\u5176\u4e2d\u5b9a\u4e49\u7684\u6240\u6709\u6837\u5f0f\u5230\u5f53\u524d\u9875\u9762\u4e0a\u3002\u8fd9\u91cc\u4f7f\u7528\u4e86\u76f8\u5bf9\u8def\u5f84\u3002  <\/p>\n<h1><code>background<\/code>\u5b50\u5c5e\u6027<\/h1>\n<p>\u5728CSS\u4e2d\uff0c<code>background<\/code>\u5c5e\u6027\u5b9e\u9645\u4e0a\u662f\u7531\u591a\u4e2a\u5b50\u5c5e\u6027\u7ec4\u6210\u7684\uff0c\u8fd9\u4e9b\u5b50\u5c5e\u6027\u53ef\u4ee5\u5355\u72ec\u4f7f\u7528\u6765\u66f4\u7cbe\u7ec6\u5730\u63a7\u5236\u80cc\u666f\u7684\u6548\u679c\u3002\u4e0b\u9762\u8be6\u7ec6\u4ecb\u7ecd\u51e0\u4e2a\u5e38\u7528\u7684<code>background<\/code>\u5b50\u5c5e\u6027\uff0c<\/p>\n<h3>1. <code>background-size<\/code><\/h3>\n<ul>\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u5b9a\u4e49\u80cc\u666f\u56fe\u7247\u7684\u5c3a\u5bf8\u3002<\/li>\n<li><strong>\u503c<\/strong>\uff1a\n<ul>\n<li><code>auto<\/code>\uff08\u9ed8\u8ba4\uff09: \u56fe\u7247\u4fdd\u6301\u5176\u539f\u59cb\u5927\u5c0f\u3002<\/li>\n<li><code>length<\/code>\uff1a\u6307\u5b9a\u5bbd\u5ea6\u548c\u9ad8\u5ea6\uff0c\u4f8b\u5982<code>50px 100px<\/code>\u3002<\/li>\n<li><code>%<\/code>\uff1a\u76f8\u5bf9\u4e8e\u5305\u542b\u5757\u7684\u767e\u5206\u6bd4\uff0c\u4f8b\u5982<code>50% 75%<\/code>\u3002<\/li>\n<li><code>cover<\/code>\uff1a\u8c03\u6574\u56fe\u7247\u5927\u5c0f\u4ee5\u8986\u76d6\u6574\u4e2a\u80cc\u666f\u533a\u57df\uff0c\u540c\u65f6\u4fdd\u6301\u56fe\u7247\u7684\u6bd4\u4f8b\u3002\u5982\u679c\u9700\u8981\uff0c\u56fe\u7247\u4f1a\u88ab\u88c1\u526a\u3002<\/li>\n<li><code>contain<\/code>\uff1a\u8c03\u6574\u56fe\u7247\u5927\u5c0f\u4f7f\u5176\u5b8c\u5168\u9002\u5e94\u80cc\u666f\u533a\u57df\uff0c\u540c\u65f6\u4fdd\u6301\u56fe\u7247\u7684\u6bd4\u4f8b\u3002\u53ef\u80fd\u4f1a\u7559\u4e0b\u7a7a\u767d\u8fb9\u7f18\u3002<\/li>\n<li><code>initial<\/code>\uff1a\u8bbe\u7f6e\u4e3a\u9ed8\u8ba4\u503c\u3002<\/li>\n<li><code>inherit<\/code>\uff1a\u4ece\u7236\u5143\u7d20\u7ee7\u627f\u8be5\u5c5e\u6027\u7684\u503c\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u793a\u4f8b<\/strong>\uff1a<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">.example {\n    background-image: url('image.jpg');\n    background-size: cover; \/* \u80cc\u666f\u56fe\u50cf\u5c06\u8986\u76d6\u6574\u4e2a\u5143\u7d20 *\/\n}<\/code><\/pre>\n<h3>2. <code>background-position<\/code><\/h3>\n<ul>\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u786e\u5b9a\u80cc\u666f\u56fe\u50cf\u7684\u4f4d\u7f6e\u3002<\/li>\n<li><strong>\u503c<\/strong>\uff1a\n<ul>\n<li>\u5173\u952e\u8bcd\uff1a<code>top<\/code>, <code>bottom<\/code>, <code>left<\/code>, <code>right<\/code>, <code>center<\/code>\u3002<\/li>\n<li>\u957f\u5ea6\u503c\u6216\u767e\u5206\u6bd4\uff1a\u5982<code>20px 30px<\/code>\u6216<code>20% 30%<\/code>\u3002<\/li>\n<li>\u53ef\u4ee5\u7ec4\u5408\u4f7f\u7528\uff0c\u4f8b\u5982<code>center top<\/code>\u8868\u793a\u5c45\u4e2d\u4e14\u9876\u90e8\u5bf9\u9f50\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u793a\u4f8b<\/strong>\uff1a<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">.example {\n    background-image: url('image.jpg');\n    background-position: center; \/* \u80cc\u666f\u56fe\u50cf\u5c45\u4e2d *\/\n}<\/code><\/pre>\n<h3>3. <code>background-repeat<\/code><\/h3>\n<ul>\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u5b9a\u4e49\u80cc\u666f\u56fe\u50cf\u662f\u5426\u4ee5\u53ca\u5982\u4f55\u91cd\u590d\u3002<\/li>\n<li><strong>\u503c<\/strong>\uff1a\n<ul>\n<li><code>repeat<\/code>\uff08\u9ed8\u8ba4\uff09\uff1a\u6c34\u5e73\u548c\u5782\u76f4\u65b9\u5411\u4e0a\u90fd\u5e73\u94fa\u3002<\/li>\n<li><code>repeat-x<\/code>\uff1a\u4ec5\u6cbfx\u8f74\uff08\u6c34\u5e73\uff09\u5e73\u94fa\u3002<\/li>\n<li><code>repeat-y<\/code>\uff1a\u4ec5\u6cbfy\u8f74\uff08\u5782\u76f4\uff09\u5e73\u94fa\u3002<\/li>\n<li><code>no-repeat<\/code>\uff1a\u4e0d\u91cd\u590d\u3002<\/li>\n<li><code>space<\/code>\uff1a\u5e73\u94fa\u4f46\u4fdd\u7559\u4e00\u5b9a\u95f4\u8ddd\u3002<\/li>\n<li><code>round<\/code>\uff1a\u8c03\u6574\u56fe\u7247\u5927\u5c0f\u4ee5\u586b\u6ee1\u6574\u4e2a\u7a7a\u95f4\uff0c\u53ef\u80fd\u62c9\u4f38\u6216\u538b\u7f29\u56fe\u7247\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u793a\u4f8b<\/strong>\uff1a<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">.example {\n    background-image: url('image.jpg');\n    background-repeat: no-repeat; \/* \u4e0d\u91cd\u590d *\/\n}<\/code><\/pre>\n<h3>4. <code>background-attachment<\/code><\/h3>\n<ul>\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u63a7\u5236\u80cc\u666f\u56fe\u50cf\u662f\u56fa\u5b9a\u4e0d\u52a8\u8fd8\u662f\u968f\u7740\u9875\u9762\u6eda\u52a8\u3002<\/li>\n<li><strong>\u503c<\/strong>\uff1a\n<ul>\n<li><code>scroll<\/code>\uff08\u9ed8\u8ba4\uff09\uff1a\u80cc\u666f\u968f\u5185\u5bb9\u6eda\u52a8\u3002<\/li>\n<li><code>fixed<\/code>\uff1a\u80cc\u666f\u56fa\u5b9a\u4e0d\u52a8\uff0c\u5373\u4f7f\u9875\u9762\u6eda\u52a8\u4e5f\u4fdd\u6301\u4f4d\u7f6e\u4e0d\u53d8\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u793a\u4f8b<\/strong>\uff1a<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">.example {\n    background-image: url('image.jpg');\n    background-attachment: fixed; \/* \u56fa\u5b9a\u80cc\u666f *\/\n}<\/code><\/pre>\n<h3>5. <code>background-origin<\/code><\/h3>\n<ul>\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u5b9a\u4e49\u80cc\u666f\u56fe\u50cf\u76f8\u5bf9\u4e8e\u54ea\u4e2a\u76d2\u5b50\u8fdb\u884c\u5b9a\u4f4d\u3002<\/li>\n<li><strong>\u503c<\/strong>\uff1a\n<ul>\n<li><code>border-box<\/code>\uff08\u9ed8\u8ba4\uff09\uff1a\u80cc\u666f\u56fe\u50cf\u76f8\u5bf9\u4e8e\u8fb9\u6846\u76d2\u5b9a\u4f4d\u3002<\/li>\n<li><code>padding-box<\/code>\uff1a\u80cc\u666f\u56fe\u50cf\u76f8\u5bf9\u4e8e\u5185\u586b\u5145\u76d2\u5b9a\u4f4d\u3002<\/li>\n<li><code>content-box<\/code>\uff1a\u80cc\u666f\u56fe\u50cf\u76f8\u5bf9\u4e8e\u5185\u5bb9\u76d2\u5b9a\u4f4d\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u793a\u4f8b<\/strong>\uff1a<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">.example {\n    background-image: url('image.jpg');\n    background-origin: content-box; \/* \u76f8\u5bf9\u4e8e\u5185\u5bb9\u76d2\u5b9a\u4f4d *\/\n}<\/code><\/pre>\n<h3>6. <code>background-clip<\/code><\/h3>\n<ul>\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u5b9a\u4e49\u80cc\u666f\u56fe\u50cf\u7684\u7ed8\u5236\u533a\u57df\u3002<\/li>\n<li><strong>\u503c<\/strong>\uff1a\n<ul>\n<li><code>border-box<\/code>\uff08\u9ed8\u8ba4\uff09\uff1a\u80cc\u666f\u56fe\u50cf\u7ed8\u5236\u5230\u8fb9\u6846\u76d2\u3002<\/li>\n<li><code>padding-box<\/code>\uff1a\u80cc\u666f\u56fe\u50cf\u7ed8\u5236\u5230\u5185\u586b\u5145\u76d2\u3002<\/li>\n<li><code>content-box<\/code>\uff1a\u80cc\u666f\u56fe\u50cf\u7ed8\u5236\u5230\u5185\u5bb9\u76d2\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u793a\u4f8b<\/strong>\uff1a<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">.example {\n    background-image: url('image.jpg');\n    background-clip: padding-box; \/* \u7ed8\u5236\u5230\u5185\u586b\u5145\u76d2 *\/\n}<\/code><\/pre>\n<h1><code>border<\/code>\u6837\u5f0f<\/h1>\n<p>\u5728HTML\u4e2d\uff0c<code>border<\/code>\u5c5e\u6027\u901a\u5e38\u4e0d\u662f\u76f4\u63a5\u5e94\u7528\u4e8eHTML\u6807\u7b7e\u4e0a\u7684\uff0c\u800c\u662f\u901a\u8fc7CSS\uff08\u5c42\u53e0\u6837\u5f0f\u8868\uff09\u6765\u5b9a\u4e49\u5143\u7d20\u7684\u8fb9\u6846\u6837\u5f0f\u3002CSS\u4e2d\u7684<code>border<\/code>\u5c5e\u6027\u53ef\u4ee5\u975e\u5e38\u8be6\u7ec6\u5730\u63a7\u5236\u4e00\u4e2a\u5143\u7d20\u56db\u5468\u8fb9\u6846\u7684\u8868\u73b0\u5f62\u5f0f\uff0c\u5305\u62ec\u5bbd\u5ea6\u3001\u6837\u5f0f\u4ee5\u53ca\u989c\u8272\u7b49\u3002\u4e0b\u9762\u662f\u5bf9<code>border<\/code>\u53ca\u5176\u5b50\u5c5e\u6027\u7684\u4e00\u4e2a\u8be6\u7ec6\u4ecb\u7ecd\uff1a<\/p>\n<h3>1. <code>border<\/code> \u7b80\u5199\u5c5e\u6027<\/h3>\n<p><code>border<\/code> \u662f\u4e00\u4e2a\u7b80\u5199\u5c5e\u6027\uff0c\u5141\u8bb8\u4f60\u5728\u4e00\u4e2a\u58f0\u660e\u4e2d\u8bbe\u7f6e\u6240\u6709\u56db\u4e2a\u8fb9\u7684\u8fb9\u6846\u5bbd\u5ea6\u3001\u6837\u5f0f\u548c\u989c\u8272\u3002<\/p>\n<ul>\n<li><strong>\u8bed\u6cd5<\/strong>\uff1a<code>border: [width] || [style] || [color];<\/code><\/li>\n<li><strong>\u793a\u4f8b<\/strong>\uff1a<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">div {\n  border: 2px solid red; \/* \u8bbe\u7f6e\u4e86\u5bbd\u5ea6\u4e3a2\u50cf\u7d20\uff0c\u5b9e\u7ebf\u6837\u5f0f\uff0c\u7ea2\u8272 *\/\n}<\/code><\/pre>\n<h3>2. \u5b50\u5c5e\u6027\u8be6\u89e3<\/h3>\n<h4>a. <code>border-width<\/code><\/h4>\n<p>\u6307\u5b9a\u8fb9\u6846\u7684\u5bbd\u5ea6\u3002<\/p>\n<ul>\n<li><strong>\u53ef\u80fd\u503c<\/strong>\uff1a<code>thin<\/code>, <code>medium<\/code>, <code>thick<\/code>, \u6216\u8005\u5177\u4f53\u7684\u957f\u5ea6\u5355\u4f4d\u5982 <code>px<\/code>, <code>em<\/code> \u7b49\u3002<\/li>\n<li><strong>\u793a\u4f8b<\/strong>\uff1a<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">div {\n  border-width: 5px; \/* \u6240\u6709\u8fb9\u5bbd\u90fd\u662f5px *\/\n  border-width: 2px 4px 6px 8px; \/* \u4e0a\u53f3\u4e0b\u5de6\u5206\u522b\u4e3a2px, 4px, 6px, 8px *\/\n}<\/code><\/pre>\n<h4>b. <code>border-style<\/code><\/h4>\n<p>\u5b9a\u4e49\u8fb9\u6846\u7684\u6837\u5f0f\u3002<\/p>\n<ul>\n<li><strong>\u5e38\u89c1\u503c<\/strong>\uff1a<code>none<\/code>, <code>hidden<\/code>, <code>dotted<\/code>, <code>dashed<\/code>, <code>solid<\/code>, <code>double<\/code>, <code>groove<\/code>, <code>ridge<\/code>, <code>inset<\/code>, <code>outset<\/code>.<\/li>\n<li><strong>\u793a\u4f8b<\/strong>\uff1a<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">div {\n  border-style: dotted; \/* \u70b9\u72b6\u8fb9\u6846 *\/\n}<\/code><\/pre>\n<h4>c. <code>border-color<\/code><\/h4>\n<p>\u8bbe\u7f6e\u8fb9\u6846\u7684\u989c\u8272\u3002<\/p>\n<ul>\n<li><strong>\u53ef\u80fd\u503c<\/strong>\uff1a\u4efb\u4f55\u6709\u6548\u7684CSS\u989c\u8272\u503c\uff0c\u4f8b\u5982\u5173\u952e\u5b57 (<code>red<\/code>, <code>blue<\/code>), \u5341\u516d\u8fdb\u5236 (#FF0000), RGB, RGBA, HSL, HSLA.<\/li>\n<li><strong>\u793a\u4f8b<\/strong>\uff1a<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">div {\n  border-color: #ff0000; \/* \u7ea2\u8272\u8fb9\u6846 *\/\n  border-color: rgba(255, 0, 0, 0.5); \/* \u534a\u900f\u660e\u7ea2\u8272 *\/\n}<\/code><\/pre>\n<h4>d. \u5206\u65b9\u5411\u8bbe\u7f6e<\/h4>\n<p>\u9664\u4e86\u4f7f\u7528\u901a\u7528\u7684<code>border<\/code>\u5916\uff0c\u8fd8\u53ef\u4ee5\u9488\u5bf9\u6bcf\u4e2a\u65b9\u5411\u5355\u72ec\u8bbe\u7f6e\u8fb9\u6846\uff1a<\/p>\n<ul>\n<li><code>border-top<\/code>, <code>border-right<\/code>, <code>border-bottom<\/code>, <code>border-left<\/code> \u2014\u2014 \u8fd9\u4e9b\u5c5e\u6027\u90fd\u53ef\u4ee5\u63a5\u53d7\u4e0e<code>border<\/code>\u76f8\u540c\u7684\u503c\u7ec4\u5408\u3002<br \/>\n<strong>\u793a\u4f8b<\/strong>:<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">div {\n  border-top: 3px solid black;\n  border-right: 3px dashed blue;\n  border-bottom: 3px double green;\n  border-left: 3px inset yellow;\n}<\/code><\/pre>\n<h3>\u6ce8\u610f\u4e8b\u9879<\/h3>\n<ul>\n<li>\u5982\u679c\u53ea\u6307\u5b9a\u4e86<code>border-style<\/code>\u800c\u6ca1\u6709\u6307\u5b9a\u5bbd\u5ea6\u6216\u989c\u8272\uff0c\u5219\u9ed8\u8ba4\u5bbd\u5ea6\u4e3a<code>medium<\/code>\uff0c\u989c\u8272\u4e3a\u6587\u672c\u989c\u8272\u3002<\/li>\n<li><code>border<\/code>\u5c5e\u6027\u53ef\u4ee5\u7528\u6765\u5feb\u901f\u5b9a\u4e49\u6574\u4e2a\u8fb9\u6846\uff0c\u4f46\u5982\u679c\u9700\u8981\u66f4\u7ec6\u81f4\u7684\u63a7\u5236\uff0c\u63a8\u8350\u5206\u5f00\u4f7f\u7528<code>border-width<\/code>, <code>border-style<\/code>, \u548c <code>border-color<\/code>.<\/li>\n<\/ul>\n<h2>CSS\u91cc\u7684\u6ce8\u91ca\/<em>&#8230;<\/em>\/<\/h2>\n<h1>\u5b57\u4f53\u5c5e\u6027<\/h1>\n<p>\u5728HTML\u4e2d\uff0cCSS\uff08\u5c42\u53e0\u6837\u5f0f\u8868\uff09\u7528\u4e8e\u63a7\u5236\u7f51\u9875\u7684\u5e03\u5c40\u548c\u5916\u89c2\u3002\u5173\u4e8e\u6587\u5b57\u5c5e\u6027\uff0cCSS\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u5f0f\u6765\u6539\u53d8\u6587\u672c\u7684\u8868\u73b0\u5f62\u5f0f\uff0c\u5305\u62ec\u5b57\u4f53\u3001\u5927\u5c0f\u3001\u989c\u8272\u3001\u5bf9\u9f50\u65b9\u5f0f\u7b49\u3002\u4e0b\u9762\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u6587\u5b57\u76f8\u5173CSS\u5c5e\u6027\u53ca\u5176\u8be6\u7ec6\u8bf4\u660e\uff1a<\/p>\n<ol>\n<li><strong>font-family<\/strong>\uff1a\u5b9a\u4e49\u6587\u672c\u7684\u5b57\u4f53\u7cfb\u5217\u3002\n<ul>\n<li>\u4f8b\u5b50\uff1a<code>font-family: Arial, sans-serif;<\/code><\/li>\n<li>\u8fd9\u6761\u89c4\u5219\u9996\u5148\u5c1d\u8bd5\u4f7f\u7528Arial\u5b57\u4f53\u663e\u793a\u6587\u672c\uff1b\u5982\u679c\u7528\u6237\u7684\u7cfb\u7edf\u4e0a\u6ca1\u6709\u5b89\u88c5Arial\uff0c\u5219\u4f1a\u4f7f\u7528\u9ed8\u8ba4\u7684\u65e0\u886c\u7ebf\u5b57\u4f53\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>font-size<\/strong>\uff1a\u8bbe\u7f6e\u5b57\u4f53\u5927\u5c0f\u3002\n<ul>\n<li>\u4f8b\u5b50\uff1a<code>font-size: 16px;<\/code><\/li>\n<li>\u53ef\u4ee5\u7528\u50cf\u7d20(px)\u3001\u767e\u5206\u6bd4(%)\u6216\u5176\u4ed6\u5355\u4f4d\u5982em\u6216rem\u6765\u6307\u5b9a\u5927\u5c0f\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>color<\/strong>\uff1a\u5b9a\u4e49\u6587\u672c\u7684\u989c\u8272\u3002\n<ul>\n<li>\u4f8b\u5b50\uff1a<code>color: #ff0000;<\/code> \u6216 <code>color: red;<\/code><\/li>\n<li>\u989c\u8272\u53ef\u4ee5\u901a\u8fc7\u540d\u79f0\u3001\u5341\u516d\u8fdb\u5236\u503c\u3001RGB\u503c\u7b49\u591a\u79cd\u65b9\u5f0f\u8fdb\u884c\u8bbe\u5b9a\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>text-align<\/strong>\uff1a\u6c34\u5e73\u5bf9\u9f50\u6587\u672c\u3002\n<ul>\n<li>\u4f8b\u5b50\uff1a<code>text-align: center;<\/code><\/li>\n<li>\u503c\u53ef\u4ee5\u662f<code>left<\/code>, <code>right<\/code>, <code>center<\/code>\u6216\u8005<code>justify<\/code>\uff08\u4e24\u7aef\u5bf9\u9f50\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>line-height<\/strong>\uff1a\u8bbe\u7f6e\u884c\u95f4\u8ddd\u3002\n<ul>\n<li>\u4f8b\u5b50\uff1a<code>line-height: 1.5;<\/code><\/li>\n<li>\u6570\u5b57\u8868\u793a\u76f8\u5bf9\u4e8e\u5f53\u524d\u5b57\u4f53\u5927\u5c0f\u7684\u6bd4\u4f8b\u3002\u4e5f\u53ef\u4ee5\u76f4\u63a5\u8bbe\u7f6e\u4e3a\u5177\u4f53\u7684\u957f\u5ea6\u5355\u4f4d\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>letter-spacing<\/strong>\uff1a\u589e\u52a0\u6216\u51cf\u5c11\u5b57\u7b26\u95f4\u7684\u95f4\u8ddd\u3002\n<ul>\n<li>\u4f8b\u5b50\uff1a<code>letter-spacing: 2px;<\/code><\/li>\n<li>\u6b63\u503c\u5c06\u4f7f\u5b57\u6bcd\u95f4\u8ddd\u79bb\u53d8\u5bbd\uff0c\u8d1f\u503c\u5219\u76f8\u53cd\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>word-spacing<\/strong>\uff1a\u8c03\u6574\u5355\u8bcd\u4e4b\u95f4\u7684\u95f4\u8ddd\u3002\n<ul>\n<li>\u4f8b\u5b50\uff1a<code>word-spacing: 5px;<\/code><\/li>\n<li>\u7c7b\u4f3c\u4e8e<code>letter-spacing<\/code>\uff0c\u4f46\u4f5c\u7528\u4e8e\u6574\u4e2a\u5355\u8bcd\u4e4b\u95f4\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>text-decoration<\/strong>\uff1a\u5411\u6587\u672c\u6dfb\u52a0\u88c5\u9970\u7ebf\u3002\n<ul>\n<li>\u4f8b\u5b50\uff1a<code>text-decoration: underline;<\/code><\/li>\n<li>\u53ef\u9009\u503c\u5305\u62ec<code>none<\/code>, <code>underline<\/code>, <code>overline<\/code>, <code>line-through<\/code>\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>text-transform<\/strong>\uff1a\u63a7\u5236\u6587\u672c\u7684\u5927\u5c0f\u5199\u8f6c\u6362\u3002\n<ul>\n<li>\u4f8b\u5b50\uff1a<code>text-transform: uppercase;<\/code><\/li>\n<li>\u5176\u4ed6\u9009\u9879\u6709<code>lowercase<\/code>\u548c<code>capitalize<\/code>\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>font-weight<\/strong>\uff1a\u5b9a\u4e49\u5b57\u4f53\u7c97\u7ec6\u3002\n<ul>\n<li>\u4f8b\u5b50\uff1a<code>font-weight: bold;<\/code><\/li>\n<li>\u53ef\u4ee5\u4f7f\u7528\u5173\u952e\u5b57\u5982<code>normal<\/code>, <code>bold<\/code>\uff0c\u6216\u662f\u6570\u5b57\u4ece100\u5230900\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>font-style<\/strong>\uff1a\u8bbe\u7f6e\u659c\u4f53\u3002\n<ul>\n<li>\u4f8b\u5b50\uff1a<code>font-style: italic;<\/code><\/li>\n<li>\u4e3b\u8981\u7528\u4e8e\u5f3a\u8c03\u5185\u5bb9\uff0c\u9664\u4e86<code>italic<\/code>\u5916\u8fd8\u6709<code>normal<\/code>\u548c<code>oblique<\/code>\u3002<br \/>\n\u8fd9\u4e9b\u53ea\u662f\u57fa\u7840\u7684\u4e00\u90e8\u5206\uff0cCSS\u8fd8\u63d0\u4f9b\u4e86\u66f4\u591a\u9ad8\u7ea7\u529f\u80fd\u5982\u6587\u672c\u9634\u5f71(<code>text-shadow<\/code>)\u3001\u591a\u5217\u5e03\u5c40(<code>columns<\/code>)\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h1>\u5217\u8868<\/p>\n<ul>\u7684\u5c5e\u6027<\/h1>\n<p>HTML \u5217\u8868\uff08\u5305\u62ec\u65e0\u5e8f\u5217\u8868 <code>&lt;ul&gt;<\/code>\u3001\u6709\u5e8f\u5217\u8868 <code>&lt;ol&gt;<\/code> \u548c\u5b9a\u4e49\u5217\u8868 <code>&lt;dl&gt;<\/code>\uff09\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd CSS \u5c5e\u6027\u6765\u63a7\u5236\u5176\u5916\u89c2\u3002\u4e0b\u9762\u662f\u4e00\u4e9b\u5e38\u7528\u7684 CSS \u5c5e\u6027\uff0c\u8fd9\u4e9b\u5c5e\u6027\u53ef\u4ee5\u5e2e\u52a9\u4f60\u5b9a\u5236\u5217\u8868\u7684\u6837\u5f0f\uff1a<\/p>\n<ol>\n<li><strong>list-style-type<\/strong>:\n<ul>\n<li>\u7528\u4e8e\u8bbe\u7f6e\u5217\u8868\u9879\u6807\u8bb0\u7684\u7c7b\u578b\u3002<\/li>\n<li>\u5e38\u89c1\u503c\uff1a<code>disc<\/code>, <code>circle<\/code>, <code>square<\/code>, <code>decimal<\/code>, <code>lower-roman<\/code>, <code>upper-roman<\/code>, <code>lower-alpha<\/code>, <code>upper-alpha<\/code>, <code>none<\/code>\u7b49\u3002<\/li>\n<li>\u793a\u4f8b: <code>list-style-type: square;<\/code><\/li>\n<\/ul>\n<\/li>\n<li><strong>list-style-position<\/strong>:\n<ul>\n<li>\u63a7\u5236\u5217\u8868\u9879\u76ee\u7b26\u53f7\u7684\u4f4d\u7f6e\u3002<\/li>\n<li>\u53ef\u9009\u503c\uff1a<code>inside<\/code> \u6216 <code>outside<\/code>\u3002<\/li>\n<li>\u793a\u4f8b: <code>list-style-position: inside;<\/code><\/li>\n<\/ul>\n<\/li>\n<li><strong>list-style-image<\/strong>:\n<ul>\n<li>\u4f7f\u7528\u56fe\u50cf\u4f5c\u4e3a\u5217\u8868\u9879\u6807\u8bb0\u3002<\/li>\n<li>\u9700\u8981\u63d0\u4f9b\u4e00\u4e2a URL \u5730\u5740\u3002<\/li>\n<li>\u793a\u4f8b: <code>list-style-image: url('images\/bullet.png');<\/code><\/li>\n<\/ul>\n<\/li>\n<li><strong>margin<\/strong> \u548c <strong>padding<\/strong>:\n<ul>\n<li>\u8c03\u6574\u5217\u8868\u53ca\u5176\u9879\u5468\u56f4\u7684\u7a7a\u767d\u533a\u57df\u3002<\/li>\n<li>\u793a\u4f8b: <\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">ul {\n  margin: 10px 0;\n  padding-left: 20px;\n}<\/code><\/pre>\n<ol start=\"5\">\n<li><strong>color<\/strong>:\n<ul>\n<li>\u8bbe\u7f6e\u6587\u672c\u989c\u8272\u3002<\/li>\n<li>\u793a\u4f8b: <code>color: #333;<\/code><\/li>\n<\/ul>\n<\/li>\n<li><strong>font-family<\/strong>, <strong>font-size<\/strong>, <strong>font-weight<\/strong>:\n<ul>\n<li>\u5206\u522b\u7528\u6765\u6307\u5b9a\u5b57\u4f53\u7cfb\u5217\u3001\u5927\u5c0f\u548c\u7c97\u7ec6\u3002<\/li>\n<li>\u793a\u4f8b: <\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">li {\n  font-family: Arial, sans-serif;\n  font-size: 16px;\n  font-weight: bold;\n}<\/code><\/pre>\n<ol start=\"7\">\n<li><strong>text-align<\/strong>:\n<ul>\n<li>\u63a7\u5236\u6587\u672c\u5bf9\u9f50\u65b9\u5f0f\u3002<\/li>\n<li>\u53ef\u9009\u503c\uff1a<code>left<\/code>, <code>right<\/code>, <code>center<\/code>, <code>justify<\/code>\u3002<\/li>\n<li>\u793a\u4f8b: <code>text-align: left;<\/code><\/li>\n<\/ul>\n<\/li>\n<li><strong>background-color<\/strong>:\n<ul>\n<li>\u4e3a\u5217\u8868\u6216\u5355\u4e2a\u5217\u8868\u9879\u6dfb\u52a0\u80cc\u666f\u8272\u3002<\/li>\n<li>\u793a\u4f8b: <code>background-color: #f0f0f0;<\/code><\/li>\n<\/ul>\n<\/li>\n<li><strong>border<\/strong>:\n<ul>\n<li>\u6dfb\u52a0\u8fb9\u6846\u5230\u5217\u8868\u9879\u4e0a\u3002<\/li>\n<li>\u5305\u62ec\u5bbd\u5ea6\u3001\u6837\u5f0f\u548c\u989c\u8272\u3002<\/li>\n<li>\u793a\u4f8b: <code>border: 1px solid #ccc;<\/code><\/li>\n<\/ul>\n<\/li>\n<li><strong>display<\/strong>:\n<ul>\n<li>\u66f4\u6539\u5143\u7d20\u663e\u793a\u6a21\u5f0f\u3002<\/li>\n<li>\u5982\u5c06\u5217\u8868\u9879\u663e\u793a\u4e3a\u5185\u8054\u5757(<code>inline-block<\/code>)\u4ee5\u5141\u8bb8\u5728\u540c\u4e00\u884c\u663e\u793a\u591a\u4e2a\u5217\u8868\u9879\u3002<\/li>\n<li>\u793a\u4f8b: <code>display: inline-block;<\/code><\/li>\n<\/ul>\n<\/li>\n<li><strong>float<\/strong>:\n<ul>\n<li>\u6d6e\u52a8\u5143\u7d20\uff0c\u5e38\u7528\u4e8e\u521b\u5efa\u6c34\u5e73\u5e03\u5c40\u3002<\/li>\n<li>\u53ef\u9009\u503c\uff1a<code>left<\/code>, <code>right<\/code>, <code>none<\/code>, <code>inherit<\/code>\u3002<\/li>\n<li>\u793a\u4f8b: <code>float: left;<\/code><\/li>\n<\/ul>\n<\/li>\n<li><strong>clear<\/strong>:\n<ul>\n<li>\u6307\u5b9a\u5143\u7d20\u65c1\u4e0d\u5141\u8bb8\u6709\u6d6e\u52a8\u5143\u7d20\u3002<\/li>\n<li>\u53ef\u9009\u503c\uff1a<code>both<\/code>, <code>left<\/code>, <code>right<\/code>, <code>none<\/code>, <code>inherit<\/code>\u3002<\/li>\n<li>\u793a\u4f8b: <code>clear: both;<\/code><\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h1>\u8d85\u94fe\u63a5<a>\u7684\u5c5e\u6027<\/h1>\n<p>\u5728HTML\u4e2d\uff0c\u8d85\u94fe\u63a5\u662f\u901a\u8fc7<code>&lt;a&gt;<\/code>\u6807\u7b7e\u6765\u5b9a\u4e49\u7684\u3002\u5bf9\u4e8e\u8fd9\u4e2a\u6807\u7b7e\uff0c\u53ef\u4ee5\u901a\u8fc7CSS\uff08\u5c42\u53e0\u6837\u5f0f\u8868\uff09\u8bbe\u7f6e\u591a\u79cd\u5c5e\u6027\u6765\u6539\u53d8\u5176\u5916\u89c2\u548c\u884c\u4e3a\u3002\u4e0b\u9762\u662f\u4e00\u4e9b\u5e38\u7528\u7684CSS\u5c5e\u6027\uff0c\u53ef\u4ee5\u5e94\u7528\u4e8e<code>&lt;a&gt;<\/code>\u6807\u7b7e\u6765\u5b9a\u5236\u8d85\u94fe\u63a5\u7684\u6837\u5f0f\uff1a<\/p>\n<ol>\n<li><strong>color<\/strong> &#8211; \u8bbe\u7f6e\u94fe\u63a5\u6587\u5b57\u7684\u989c\u8272\u3002<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">a {\n  color: blue; \/* \u9ed8\u8ba4\u989c\u8272\u4e3a\u84dd\u8272 *\/\n}<\/code><\/pre>\n<ol start=\"2\">\n<li><strong>text-decoration<\/strong> &#8211; \u63a7\u5236\u94fe\u63a5\u4e0b\u5212\u7ebf\u3001\u4e0a\u5212\u7ebf\u7b49\u88c5\u9970\u6548\u679c\u3002<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">a {\n  text-decoration: none; \/* \u53bb\u9664\u9ed8\u8ba4\u7684\u4e0b\u5212\u7ebf *\/\n}<\/code><\/pre>\n<ol start=\"3\">\n<li><strong>font-size<\/strong> &#8211; \u8c03\u6574\u94fe\u63a5\u5b57\u4f53\u5927\u5c0f\u3002<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">a {\n  font-size: 16px;\n}<\/code><\/pre>\n<ol start=\"4\">\n<li><strong>font-weight<\/strong> &#8211; \u8bbe\u7f6e\u94fe\u63a5\u5b57\u4f53\u7c97\u7ec6\u3002<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">a {\n  font-weight: bold; \/* \u52a0\u7c97\u663e\u793a *\/\n}<\/code><\/pre>\n<ol start=\"5\">\n<li><strong>background-color<\/strong> &#8211; \u8bbe\u7f6e\u94fe\u63a5\u80cc\u666f\u8272\u3002<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">a {\n  background-color: yellow; \/* \u9ec4\u8272\u80cc\u666f *\/\n}<\/code><\/pre>\n<ol start=\"6\">\n<li><strong>padding<\/strong> &#8211; \u7ed9\u94fe\u63a5\u6dfb\u52a0\u5185\u8fb9\u8ddd\u3002<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">a {\n  padding: 10px 20px; \/* \u4e0a\u4e0b10\u50cf\u7d20\uff0c\u5de6\u53f320\u50cf\u7d20 *\/\n}<\/code><\/pre>\n<ol start=\"7\">\n<li><strong>border<\/strong> &#8211; \u4e3a\u94fe\u63a5\u6dfb\u52a0\u8fb9\u6846\u3002<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">a {\n  border: 2px solid red; \/* \u5bbd\u5ea6\u4e3a2\u50cf\u7d20\u7684\u7ea2\u8272\u5b9e\u7ebf\u8fb9\u6846 *\/\n}<\/code><\/pre>\n<ol start=\"8\">\n<li><strong>transition<\/strong> &#8211; \u6dfb\u52a0\u8fc7\u6e21\u6548\u679c\uff0c\u4f7f\u94fe\u63a5\u6837\u5f0f\u53d8\u5316\u66f4\u5e73\u6ed1\u3002<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">a {\n  transition: all 0.3s ease; \/* \u6240\u6709\u5c5e\u6027\u53d8\u5316\u65f6\u4f7f\u75280.3\u79d2\u7684\u7f13\u52a8\u6548\u679c *\/\n}<\/code><\/pre>\n<ol start=\"9\">\n<li><strong>display<\/strong> &#8211; \u6539\u53d8\u5143\u7d20\u7684\u663e\u793a\u65b9\u5f0f\uff08\u5982\u5757\u7ea7\u6216\u884c\u5185\uff09\u3002<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">a {\n  display: block; \/* \u5c06\u94fe\u63a5\u4f5c\u4e3a\u5757\u7ea7\u5143\u7d20\u663e\u793a *\/\n}<\/code><\/pre>\n<ol start=\"10\">\n<li><strong>cursor<\/strong> &#8211; \u66f4\u6539\u9f20\u6807\u60ac\u505c\u65f6\u7684\u6307\u9488\u5f62\u72b6\u3002<\/li>\n<\/ol>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">a {\n  cursor: pointer; \/* \u6307\u9488\u53d8\u6210\u624b\u5f62 *\/\n}<\/code><\/pre>\n<p>\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u6839\u636e\u94fe\u63a5\u7684\u4e0d\u540c\u72b6\u6001\u5e94\u7528\u4e0d\u540c\u7684\u6837\u5f0f\uff0c\u6bd4\u5982\uff1a<\/p>\n<ul>\n<li><code>a:link<\/code> &#8211; \u6b63\u5e38\u672a\u8bbf\u95ee\u8fc7\u7684\u94fe\u63a5\u3002<\/li>\n<li><code>a:visited<\/code> &#8211; \u5df2\u7ecf\u8bbf\u95ee\u8fc7\u7684\u94fe\u63a5\u3002<\/li>\n<li><code>a:hover<\/code> &#8211; \u9f20\u6807\u60ac\u505c\u4e8e\u94fe\u63a5\u4e4b\u4e0a\u3002<\/li>\n<li><code>a:active<\/code> &#8211; \u94fe\u63a5\u88ab\u70b9\u51fb\u6fc0\u6d3b\u7684\u72b6\u6001\u3002<br \/>\n\u793a\u4f8b\u4ee3\u7801\uff1a<\/li>\n<\/ul>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">\/* \u4e0d\u540c\u72b6\u6001\u4e0b\u7684\u94fe\u63a5\u6837\u5f0f *\/\na:link {\n  color: #FF0000; \/* \u7ea2\u8272 *\/\n}\na:visited {\n  color: #00FF00; \/* \u7eff\u8272 *\/\n}\na:hover {\n  color: #0000FF; \/* \u84dd\u8272\uff0c\u5e76\u4e14\u6709\u4e0b\u5212\u7ebf *\/\n  text-decoration: underline;\n}\na:active {\n  color: #FFFF00; \/* \u9ec4\u8272 *\/\n}<\/code><\/pre>\n<h1>\u76d2\u5b50\u6a21\u578b<\/h1>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68faea7401df9.png\" class=\"lazy\" loading=\"lazy\" alt=\"1743073609097-16309bfc-3a65-4f12-9e95-80d00e60c140.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68faea76a855c.png\" class=\"lazy\" loading=\"lazy\" alt=\"1743073661102-e24c39b6-523c-4dba-8664-8e517f463ced.png\" \/><\/p>\n<p>HTML\u4e2d\u7684\u76d2\u5b50\u6a21\u578b\uff08Box Model\uff09\u662f\u7528\u4e8e\u5e03\u5c40\u548c\u8bbe\u8ba1\u7f51\u9875\u7684\u57fa\u7840\u6982\u5ff5\u3002\u6bcf\u4e2aHTML\u5143\u7d20\u90fd\u53ef\u4ee5\u770b\u4f5c\u662f\u4e00\u4e2a\u77e9\u5f62\u7684\u76d2\u5b50\uff0c\u8fd9\u4e2a\u76d2\u5b50\u7531\u51e0\u4e2a\u90e8\u5206\u7ec4\u6210\uff1a\u5185\u5bb9\u533a\u57df\uff08content\uff09\u3001\u5185\u8fb9\u8ddd\uff08padding\uff09\u3001\u8fb9\u6846\uff08border\uff09\u4ee5\u53ca\u5916\u8fb9\u8ddd\uff08margin\uff09\u3002<\/p>\n<h3>1. \u5185\u5bb9\u533a\u57df (Content)<\/h3>\n<ul>\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\u8fd9\u662f\u76d2\u5b50\u5185\u90e8\u5b9e\u9645\u5b58\u653e\u6587\u672c\u6216\u56fe\u50cf\u7b49\u4fe1\u606f\u7684\u5730\u65b9\u3002<\/li>\n<li><strong>\u5c5e\u6027<\/strong>\uff1a\n<ul>\n<li><code>width<\/code> \u548c <code>height<\/code>\uff1a\u8bbe\u7f6e\u5185\u5bb9\u533a\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u3002<\/li>\n<li>\u6ce8\u610f\uff0c\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u5982\u5f53\u4f7f\u7528\u4e86<code>box-sizing: border-box;<\/code>\u65f6\uff0c\u8bbe\u5b9a\u7684\u5bbd\u5ea6\u4f1a\u5305\u62ecpadding\u548cborder\u5728\u5185\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>2. \u5185\u8fb9\u8ddd (Padding)<\/h3>\n<ul>\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\u56f4\u7ed5\u7740\u5185\u5bb9\u533a\u57df\u7684\u4e00\u5c42\u7a7a\u95f4\uff0c\u53ef\u4ee5\u7528\u6765\u589e\u52a0\u5185\u5bb9\u4e0e\u8fb9\u6846\u4e4b\u95f4\u7684\u8ddd\u79bb\u3002<\/li>\n<li><strong>\u5c5e\u6027<\/strong>\uff1a\n<ul>\n<li><code>padding-top<\/code>, <code>padding-right<\/code>, <code>padding-bottom<\/code>, <code>padding-left<\/code> \u5206\u522b\u63a7\u5236\u4e0a\u3001\u53f3\u3001\u4e0b\u3001\u5de6\u56db\u4e2a\u65b9\u5411\u4e0a\u7684\u5185\u8fb9\u8ddd\u3002<\/li>\n<li>\u7b80\u5199\u5f62\u5f0f\u5982 <code>padding: 10px 20px;<\/code> \u8868\u793a\u4e0a\u4e0b\u4e3a10\u50cf\u7d20\uff0c\u5de6\u53f3\u540420\u50cf\u7d20\uff1b\u6216\u8005 <code>padding: 5px 10px 15px 20px;<\/code> \u4f9d\u6b21\u5bf9\u5e94\u4e0a\u3001\u53f3\u3001\u4e0b\u3001\u5de6\u56db\u4e2a\u65b9\u5411\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>3. \u8fb9\u6846 (Border)<\/h3>\n<ul>\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\u5305\u56f4\u5185\u8fb9\u8ddd\u53ca\u5185\u5bb9\u7684\u4e00\u4e2a\u8fb9\u754c\u7ebf\u3002<\/li>\n<li><strong>\u5c5e\u6027<\/strong>\uff1a\n<ul>\n<li><code>border-width<\/code> \u63a7\u5236\u8fb9\u6846\u7c97\u7ec6\u3002<\/li>\n<li><code>border-style<\/code> \u5b9a\u4e49\u8fb9\u6846\u6837\u5f0f\uff0c\u5982\u5b9e\u7ebf(<code>solid<\/code>)\u3001\u865a\u7ebf(<code>dashed<\/code>)\u7b49\u3002<\/li>\n<li><code>border-color<\/code> \u8bbe\u7f6e\u8fb9\u6846\u989c\u8272\u3002<\/li>\n<li>\u53ef\u4ee5\u901a\u8fc7\u7ec4\u5408\u7b80\u5199\uff0c\u4f8b\u5982 <code>border: 2px solid black;<\/code> \u540c\u65f6\u8bbe\u7f6e\u4e86\u5bbd\u5ea6\u3001\u6837\u5f0f\u548c\u989c\u8272\u3002<\/li>\n<li>\u6bcf\u4e2a\u65b9\u5411\u4e5f\u53ef\u4ee5\u5355\u72ec\u8bbe\u7f6e\uff0c\u6bd4\u5982 <code>border-top<\/code>\u3001<code>border-right<\/code> \u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>4. \u5916\u8fb9\u8ddd (Margin)<\/h3>\n<ul>\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\u4f4d\u4e8e\u8fb9\u6846\u4e4b\u5916\u7684\u7a7a\u95f4\uff0c\u4e3b\u8981\u7528\u4e8e\u8c03\u6574\u5143\u7d20\u95f4\u7684\u95f4\u8ddd\u3002<\/li>\n<li><strong>\u5c5e\u6027<\/strong>\uff1a\n<ul>\n<li><code>margin-top<\/code>, <code>margin-right<\/code>, <code>margin-bottom<\/code>, <code>margin-left<\/code> \u5206\u522b\u63a7\u5236\u56db\u5468\u7684\u5916\u8fb9\u8ddd\u3002<\/li>\n<li>\u7c7b\u4f3c\u4e8epadding\uff0c\u4e5f\u652f\u6301\u7b80\u5199\u65b9\u5f0f\uff0c\u5982 <code>margin: 10px 20px;<\/code> \u6216 <code>margin: 5px 10px 15px 20px;<\/code>\u3002<\/li>\n<li>\u7279\u522b\u5730\uff0c<code>margin: auto;<\/code> \u901a\u5e38\u7528\u4e8e\u6c34\u5e73\u5c45\u4e2d\u5757\u7ea7\u5143\u7d20\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>\u5176\u4ed6\u76f8\u5173\u5c5e\u6027<\/h3>\n<ul>\n<li><strong>box-sizing<\/strong>:\n<ul>\n<li>\u9ed8\u8ba4\u503c\u4e3a <code>content-box<\/code>\uff0c\u5373\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u4ec5\u5e94\u7528\u4e8e\u5185\u5bb9\u533a\u3002<\/li>\n<li>\u8bbe\u7f6e\u4e3a <code>border-box<\/code> \u65f6\uff0c\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u5c06\u5305\u542bpadding\u548cborder\uff0c\u8fd9\u4f7f\u5f97\u5e03\u5c40\u66f4\u52a0\u76f4\u89c2\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>display<\/strong>:<\/p>\n<ul>\n<li>\n<p>\u5f71\u54cd\u5143\u7d20\u5982\u4f55\u663e\u793a\u4ee5\u53ca\u4e0e\u5176\u4ed6\u5143\u7d20\u4ea4\u4e92\u7684\u65b9\u5f0f\u3002\u4f8b\u5982\uff0c<code>block<\/code>\u3001<code>inline<\/code>\u3001<code>inline-block<\/code> \u7b49\u3002  <\/p>\n<\/li>\n<li>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h1><code>float<\/code>\u5c5e\u6027<\/h1>\n<h3>1. <code>float<\/code> \u5c5e\u6027\u503c<\/h3>\n<ul>\n<li><strong>left<\/strong>\uff1a\u4f7f\u5143\u7d20\u5411\u5de6\u6d6e\u52a8\u3002<\/li>\n<li><strong>right<\/strong>\uff1a\u4f7f\u5143\u7d20\u5411\u53f3\u6d6e\u52a8\u3002<\/li>\n<li><strong>none<\/strong> (\u9ed8\u8ba4)\uff1a\u5143\u7d20\u4e0d\u6d6e\u52a8\u3002<\/li>\n<li><strong>inherit<\/strong>\uff1a\u4ece\u7236\u5143\u7d20\u7ee7\u627f<code>float<\/code>\u503c\u3002<\/li>\n<\/ul>\n<h3>2. \u4f7f\u7528\u573a\u666f<\/h3>\n<ul>\n<li><strong>\u5e03\u5c40\u8bbe\u8ba1<\/strong>\uff1a\u5e38\u7528\u6765\u521b\u5efa\u591a\u5217\u5e03\u5c40\u6216\u8ba9\u56fe\u7247\u7b49\u5143\u7d20\u4e0e\u5176\u4ed6\u5185\u5bb9\u5e76\u6392\u663e\u793a\u3002<\/li>\n<li><strong>\u6e05\u9664\u6d6e\u52a8<\/strong>\uff1a\u4f7f\u7528<code>clear<\/code>\u5c5e\u6027\u6765\u9632\u6b62\u540e\u7eed\u5143\u7d20\u56e0\u524d\u4e00\u4e2a\u5143\u7d20\u7684\u6d6e\u52a8\u800c\u53d7\u5230\u5f71\u54cd\u3002<\/li>\n<\/ul>\n<h3>3. \u793a\u4f8b\u4ee3\u7801<\/h3>\n<h4>HTML<\/h4>\n<pre class=\"prettyprint linenums\" ><code class=\"language-html\">&lt;div class=\"container\"&gt;\n    &lt;div class=\"box left\"&gt;\u5de6\u8fb9\u6d6e\u52a8&lt;\/div&gt;\n    &lt;div class=\"box right\"&gt;\u53f3\u8fb9\u6d6e\u52a8&lt;\/div&gt;\n    &lt;p&gt;\u8fd9\u662f\u6bb5\u843d\u6587\u5b57\uff0c\u53ef\u4ee5\u770b\u5230\u4e24\u8fb9\u90fd\u6709\u6d6e\u52a8\u5143\u7d20\u3002&lt;\/p&gt;\n&lt;\/div&gt;<\/code><\/pre>\n<h4>CSS<\/h4>\n<pre class=\"prettyprint linenums\" ><code class=\"language-css\">.container {\n    width: 80%;\n    margin: auto;\n    border: 1px solid #ccc;\n}\n.box {\n    width: 45%;\n    padding: 10px;\n    background-color: lightblue;\n    margin: 5px;\n}\n.left {\n    float: left;\n}\n.right {\n    float: right;\n}<\/code><\/pre>\n<h3>4. \u6d6e\u52a8\u7684\u5f71\u54cd\u4e0e\u89e3\u51b3\u65b9\u6cd5<\/h3>\n<ul>\n<li><strong>\u5f71\u54cd<\/strong>\uff1a\u5982\u679c\u4e00\u4e2a\u5bb9\u5668\u5185\u6240\u6709\u5b50\u5143\u7d20\u90fd\u8bbe\u7f6e\u4e86\u6d6e\u52a8\uff0c\u5219\u53ef\u80fd\u5bfc\u81f4\u7236\u5bb9\u5668\u7684\u9ad8\u5ea6\u584c\u9677\uff0c\u5373\u7236\u5bb9\u5668\u770b\u8d77\u6765\u50cf\u662f\u6ca1\u6709\u9ad8\u5ea6\u4e00\u6837\u3002<\/li>\n<li><strong>\u89e3\u51b3\u65b9\u6848<\/strong>\uff1a\n<ul>\n<li>\u6dfb\u52a0\u989d\u5916\u7684<code>&lt;div&gt;<\/code>\u6807\u7b7e\u5e76\u5728\u5176\u4e0a\u8bbe\u7f6e<code>clear:both;<\/code>\u6837\u5f0f\u3002<\/li>\n<li>\u5bf9\u4e8e\u73b0\u4ee3\u6d4f\u89c8\u5668\uff0c\u53ef\u4ee5\u4f7f\u7528\u4f2a\u7c7b\u9009\u62e9\u5668<code>::after<\/code>\u52a0\u4e0a<code>clear:both;<\/code>\u4ee5\u53ca<code>content:\"\"; display:block;<\/code>\u6765\u81ea\u52a8\u6e05\u7406\u6d6e\u52a8\u800c\u4e0d\u9700\u989d\u5916\u6dfb\u52a0HTML\u6807\u8bb0\u3002<\/li>\n<li>\u6216\u8005\u76f4\u63a5\u7ed9\u7236\u7ea7\u5143\u7d20\u8bbe\u7f6e<code>overflow:auto;<\/code>\u6216<code>overflow:hidden;<\/code>\u4e5f\u53ef\u4ee5\u89e6\u53d1BFC\uff08\u5757\u683c\u5f0f\u5316\u4e0a\u4e0b\u6587\uff09\uff0c\u4ece\u800c\u5305\u542b\u6d6e\u52a8\u5143\u7d20\u7684\u9ad8\u5ea6\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>5. \u6ce8\u610f\u4e8b\u9879<\/h3>\n<ul>\n<li>\u5c3d\u91cf\u51cf\u5c11\u5bf9<code>float<\/code>\u7684\u4f9d\u8d56\uff0c\u56e0\u4e3a\u968f\u7740Flexbox\u548cGrid\u5e03\u5c40\u6280\u672f\u7684\u53d1\u5c55\uff0c\u73b0\u5728\u6709\u4e86\u66f4\u591a\u66f4\u7075\u6d3b\u7684\u65b9\u5f0f\u6765\u5b9e\u73b0\u590d\u6742\u7684\u7f51\u9875\u5e03\u5c40\u3002<\/li>\n<li>\u786e\u4fdd\u6b63\u786e\u5904\u7406\u6d6e\u52a8\u5e26\u6765\u7684\u5e03\u5c40\u95ee\u9898\uff0c\u907f\u514d\u9875\u9762\u7ed3\u6784\u6df7\u4e71\u3002<\/li>\n<\/ul>\n<p>\u5728HTML\u4e2d\uff0c\u5143\u7d20\u4e3b\u8981\u5206\u4e3a\u4e24\u5927\u7c7b\uff1a\u5757\u7ea7\u5143\u7d20\uff08Block-level elements\uff09\u548c\u884c\u5185\u5143\u7d20\uff08Inline elements\uff09\u3002\u8fd9\u4e24\u8005\u4e4b\u95f4\u7684\u533a\u522b\u4e3b\u8981\u4f53\u73b0\u5728\u5b83\u4eec\u5982\u4f55\u5e03\u5c40\u4ee5\u53ca\u4e0e\u5176\u4ed6\u5143\u7d20\u7684\u5173\u7cfb\u4e0a\u3002<\/p>\n<h1>\u5757\u7ea7\u5143\u7d20<\/h1>\n<ol>\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\u5757\u7ea7\u5143\u7d20\u5728\u9875\u9762\u4e2d\u9ed8\u8ba4\u4f1a\u4ee5\u65b0\u884c\u5f00\u59cb\uff0c\u5e76\u4e14\u5360\u636e\u5176\u7236\u5bb9\u5668\u7684\u5168\u90e8\u5bbd\u5ea6\u3002\u8fd9\u610f\u5473\u7740\uff0c\u5982\u679c\u4e00\u4e2a\u5757\u7ea7\u5143\u7d20\u88ab\u653e\u7f6e\u5728\u4e00\u4e2a\u65b0\u7684\u4f4d\u7f6e\uff0c\u5b83\u901a\u5e38\u4f1a\u4ece\u65b0\u7684\u4e00\u884c\u5f00\u59cb\u3002<\/li>\n<li><strong>\u4f8b\u5b50<\/strong>\uff1a\n<ul>\n<li><code>&lt;div&gt;<\/code><\/li>\n<li><code>&lt;p&gt;<\/code><\/li>\n<li><code>&lt;h1&gt;<\/code>, <code>&lt;h2&gt;<\/code>, &#8230;, <code>&lt;h6&gt;<\/code><\/li>\n<li><code>&lt;ul&gt;<\/code>, <code>&lt;ol&gt;<\/code>, <code>&lt;li&gt;<\/code><\/li>\n<li><code>&lt;table&gt;<\/code><\/li>\n<li><code>&lt;form&gt;<\/code><\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7279\u70b9<\/strong>\uff1a\n<ul>\n<li>\u53ef\u4ee5\u8bbe\u7f6e\u5bbd\u5ea6\u3001\u9ad8\u5ea6\u3001\u5185\u5916\u8fb9\u8ddd\u7b49\u5c5e\u6027\u3002<\/li>\n<li>\u5982\u679c\u4e0d\u6307\u5b9a\u5bbd\u5ea6\uff0c\u5219\u4f1a\u81ea\u52a8\u6269\u5c55\u5230\u5176\u5305\u542b\u5b83\u7684\u5bb9\u5668\u8fb9\u7f18\u3002<\/li>\n<li>\u4e0d\u80fd\u4e0e\u53e6\u4e00\u4e2a\u5757\u7ea7\u5143\u7d20\u5728\u540c\u4e00\u884c\u663e\u793a\uff0c\u9664\u975e\u4f7f\u7528\u4e86CSS\u6d6e\u52a8\u6216\u7edd\u5bf9\u5b9a\u4f4d\u7b49\u6280\u672f\u6765\u6539\u53d8\u8fd9\u79cd\u884c\u4e3a\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h1>\u884c\u5185\u5143\u7d20<\/h1>\n<ol>\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\u884c\u5185\u5143\u7d20\u4e0d\u4f1a\u5bfc\u81f4\u6362\u884c\uff0c\u591a\u4e2a\u884c\u5185\u5143\u7d20\u53ef\u4ee5\u5e76\u6392\u663e\u793a\u5728\u540c\u4e00\u884c\u5185\u3002\u5b83\u4eec\u53ea\u5360\u7528\u81ea\u8eab\u5185\u5bb9\u6240\u9700\u7684\u5bbd\u5ea6\uff0c\u56e0\u6b64\u53ef\u4ee5\u548c\u5176\u4ed6\u884c\u5185\u5143\u7d20\u4e00\u8d77\u4f4d\u4e8e\u540c\u4e00\u884c\u3002<\/li>\n<li><strong>\u4f8b\u5b50<\/strong>\uff1a\n<ul>\n<li><code>&lt;span&gt;<\/code><\/li>\n<li><code>&lt;a&gt;<\/code><\/li>\n<li><code>&lt;strong&gt;<\/code>, <code>&lt;em&gt;<\/code><\/li>\n<li><code>&lt;img&gt;<\/code><\/li>\n<li><code>&lt;br&gt;<\/code> (\u867d\u7136<code>&lt;br&gt;<\/code>\u672c\u8eab\u662f\u81ea\u95ed\u5408\u6807\u7b7e\uff0c\u4f46\u5b83\u5c5e\u4e8e\u884c\u5185\u5143\u7d20)<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7279\u70b9<\/strong>\uff1a\n<ul>\n<li>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u65e0\u6cd5\u8bbe\u7f6e\u5bbd\u5ea6\u548c\u9ad8\u5ea6\uff1b\u4e0d\u8fc7\u53ef\u4ee5\u901a\u8fc7CSS\u7684\u4e00\u4e9b\u7279\u6b8a\u5904\u7406\u6765\u5b9e\u73b0\u8fd9\u4e00\u70b9\u3002<\/li>\n<li>\u5185\u5916\u8fb9\u8ddd\u53ea\u80fd\u6c34\u5e73\u65b9\u5411\u751f\u6548\uff08\u5373\u5de6\u53f3\uff09\uff0c\u5782\u76f4\u65b9\u5411\u4e0a\u7684\u8fb9\u8ddd\u4e0d\u4f1a\u5f71\u54cd\u5176\u4ed6\u5143\u7d20\u7684\u4f4d\u7f6e\u3002<\/li>\n<li>\u53ef\u4ee5\u901a\u8fc7CSS\u7684<code>display: 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