{"id":6091,"date":"2022-04-03T19:30:21","date_gmt":"2022-04-03T11:30:21","guid":{"rendered":"https:\/\/egonlin.com\/?p=6091"},"modified":"2022-04-03T19:30:21","modified_gmt":"2022-04-03T11:30:21","slug":"%e7%ac%ac%e4%b8%89%e8%8a%82%ef%bc%9acss%e9%80%89%e6%8b%a9%e5%99%a8%ef%bc%8c%e5%b1%9e%e6%80%a7%e8%ae%be%e7%bd%ae%e4%b8%8e%e7%bd%91%e9%a1%b5%e5%b8%83%e5%b1%80","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=6091","title":{"rendered":"\u7b2c\u4e09\u8282\uff1aCSS\u9009\u62e9\u5668\uff0c\u5c5e\u6027\u8bbe\u7f6e\u4e0e\u7f51\u9875\u5e03\u5c40"},"content":{"rendered":"<h1>CSS\u9009\u62e9\u5668\uff0c\u5c5e\u6027\u8bbe\u7f6e\u4e0e\u7f51\u9875\u5e03\u5c40<\/h1>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2022\/04\/wps5.jpg'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2022\/04\/wps5.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" \/><\/div><\/p>\n<h2>\u4e00\u3001CSS\u4ecb\u7ecd<\/h2>\n<p>CSS\u5168\u79f0Cascading Style Sheet\u5c42\u53e0\u6837\u5f0f\u8868\uff0c\u662f\u4e13\u7528\u7528\u6765\u4e3aHTML\u6807\u7b7e\u6dfb\u52a0\u6837\u5f0f\u7684\u3002<\/p>\n<pre><code class=\"language-python\">\u6837\u5f0f\u6307\u7684\u662fHTML\u6807\u7b7e\u7684\u663e\u793a\u6548\u679c\uff0c\u6bd4\u5982\u6362\u884c\u3001\u5bbd\u9ad8\u3001\u989c\u8272\u7b49\u7b49\u3002\n\u5c42\u53e0\u5c5e\u4e8eCSS\u7684\u4e09\u5927\u7279\u6027\u4e4b\u4e00\uff0c\u6211\u4eec\u5c06\u5728\u540e\u7eed\u5185\u5bb9\u4e2d\u4ecb\u7ecd\u3002\n\u8868\u6307\u7684\u662f\u6211\u4eec\u53ef\u4ee5\u5c06\u6837\u5f0f\u7edf\u4e00\u6536\u96c6\u8d77\u6765\u5199\u5728\u4e00\u4e2a\u5730\u65b9\u6216\u8005\u4e00\u4e2aCSS\u6587\u4ef6\u91cc\u3002<\/code><\/pre>\n<p>\u5728\u6ca1\u6709CSS\u4e4b\u524d\uff0c\u6211\u4eec\u60f3\u8981\u4fee\u6539HTML\u6807\u7b7e\u7684\u6837\u5f0f\u5219\u9700\u8981\u4e3a\u6bcf\u4e2aHTML\u6807\u7b7e\u5355\u72ec\u5b9a\u4e49\u6837\u5f0f\u5c5e\u6027\u3002<\/p>\n<p>\u8fd9\u4e48\u505a\u6709\u4e0b\u8ff0\u7f3a\u70b9<\/p>\n<pre><code class=\"language-python\">#1\u3001\u8bb0\u5fc6\u56f0\u96be\uff1a\u9700\u8981\u8bb0\u5fc6\u6bcf\u4e2a\u6807\u7b7e\u7684\u6240\u6709\u6837\u5f0f\u76f8\u5173\u5c5e\u6027\uff0c\u5982\u679c\u6807\u7b7e\u6ca1\u6709\u67d0\u4e2a\u6837\u5f0f\u76f8\u5173\u7684\u5c5e\u6027\uff0c\u90a3\u4e48\u8bbe\u7f6e\u4e86\u4e5f\u6ca1\u6709\u6548\u679c\n#2\u3001\u4ee3\u7801\u8026\u5408\u5ea6\u9ad8\uff1aHTML\u8bed\u4e49\u4e0e\u6837\u5f0f\u8026\u5408\u5230\u4e00\u8d77\n#3\u3001\u6269\u5c55\u6027\u5dee\uff1a\u5f53\u67d0\u4e00\u7c7b\u6837\u5f0f\u9700\u8981\u4fee\u6539\u65f6\uff0c\u6211\u4eec\u9700\u8981\u627e\u5230\u6240\u6709\u8bbe\u7f6e\u4e86\u8be5\u6837\u5f0f\u6807\u7b7e\u8fdb\u884c\u4fee\u6539<\/code><\/pre>\n<p>\u4e8e\u662fCSS\u5e94\u8fd0\u800c\u751f\uff0c\u5f88\u597d\u5730\u89e3\u51b3\u4e86\u4ee5\u4e0a\u4e09\u4e2a\u95ee\u9898<\/p>\n<pre><code class=\"language-python\">&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n&lt;head&gt;\n    &lt;meta charset=&quot;utf-8&quot;&gt;\n    &lt;style&gt;\n        h1,p {\n            color: pink;\n            font-size: 24px;\n            text-align: center;\n        }\n    &lt;\/style&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n\n&lt;h1&gt;\u5929\u51c0\u6c99\u00b7\u79cb\u601d&lt;\/h1&gt;\n&lt;p&gt;\u9526\u745f\u65e0\u7aef\u4e94\u5341\u5f26\uff0c\u4e00\u5f26\u4e00\u67f1\u601d\u534e\u5e74\u3002&lt;\/p&gt;\n&lt;p&gt;\u5e84\u751f\u6653\u68a6\u8ff7\u8774\u8776\uff0c\u671b\u5e1d\u6625\u5fc3\u6258\u675c\u9e43\u3002&lt;\/p&gt;\n&lt;p&gt;\u6ca7\u6d77\u6708\u660e\u73e0\u6709\u6cea\uff0c\u84dd\u7530\u65e5\u6696\u7389\u751f\u70df\u3002&lt;\/p&gt;\n&lt;p&gt;\u6b64\u60c5\u53ef\u5f85\u6210\u8ffd\u5fc6\uff0c\u53ea\u662f\u5f53\u65f6\u5df2\u60d8\u7136\u3002&lt;\/p&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;<\/code><\/pre>\n<p>\u5c55\u793a\u6548\u679c<\/p>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2022\/04\/wps6.jpg'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2022\/04\/wps6.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" \/><\/div><\/p>\n<h2>\u4e8c\u3001CSS\u9009\u62e9\u5668\u4ecb\u7ecd<\/h2>\n<p>\u63d0\u793a\uff1a\u8fd9\u4e00\u7ae0\u8282\u4f1a\u6d89\u53ca\u5230\u5927\u91cf\u7bc7\u5e45\u5f88\u957f\u7684html\u4ee3\u7801\uff0c\u8bf7\u5728\u9644\u5f55\u4e2d\u67e5\u770b<\/p>\n<h3>1\u3001\u57fa\u672c\u9009\u62e9\u5668<\/h3>\n<h4>1.id\u9009\u62e9\u5668<\/h4>\n<p>\u4f5c\u7528\uff1a\u6839\u636e\u6307\u5b9a\u7684id\u540d\u79f0\uff0c\u5728\u5f53\u524d\u754c\u9762\u4e2d\u627e\u5230\u5bf9\u5e94\u7684\u552f\u4e00\u4e00\u4e2a\u7684\u6807\u7b7e\uff0c\u7136\u540e\u8bbe\u7f6e\u5c5e\u6027<\/p>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-python\">id\u540d\u79f0 {\n    \u5c5e\u6027\uff1a\u503c;\n}<\/code><\/pre>\n<p>\u6ce8\u610f\u70b9\uff1a<\/p>\n<pre><code class=\"language-python\">1\u3001\u5728\u4f01\u4e1a\u5f00\u53d1\u4e2d\u5982\u679c\u4ec5\u4ec5\u53ea\u662f\u4e3a\u4e86\u8bbe\u7f6e\u6837\u5f0f\uff0c\u901a\u5e38\u4e0d\u4f1a\u4f7f\u7528id\uff0c\u5728\u524d\u7aef\u5f00\u53d1\u4e2did\u901a\u5e38\u662f\u7559\u7ed9js\u4f7f\u7528\u7684\n2\u3001\u6bcf\u4e2a\u6807\u7b7e\u90fd\u53ef\u4ee5\u8bbe\u7f6e\u552f\u4e00\u4e00\u4e2aid\uff0cid\u5c31\u76f8\u5f53\u4e8e\u4eba\/\u6807\u7b7e\u7684\u8eab\u4efd\u8bc1\uff0c\u56e0\u6b64\u5728\u540c\u4e00\u754c\u9762\u5185id\u7edd\u4e0d\u80fd\u91cd\u590d\n3\u3001\u5f15\u7528id\u4e00\u5b9a\u8981\u52a0#\n4\u3001id\u7684\u547d\u540d\u53ea\u80fd\u7531\u5b57\u7b26\u3001\u6570\u5b57\u3001\u4e0b\u5212\u7ebf\u7ec4\u6210\uff0c\u4e14\u4e0d\u80fd\u4ee5\u6570\u5b57\u5f00\u5934\uff0c\u66f4\u4e0d\u80fd\u662fhtml\u5173\u952e\u5b57\u5982p\uff0ca\uff0cimg\u7b49<\/code><\/pre>\n<h4>2.\u7c7b\u9009\u62e9\u5668<\/h4>\n<p>\u4f5c\u7528\uff1a\u6839\u636e\u6307\u5b9a\u7684\u7c7b\u540d\u79f0\uff0c\u5728\u5f53\u524d\u754c\u9762\u4e2d\u627e\u5230\u5bf9\u5e94\u7684\u6807\u7b7e\uff0c\u7136\u540e\u8bbe\u7f6e\u5c5e\u6027<\/p>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-python\">.\u7c7b\u540d\u79f0 {\n    \u5c5e\u6027\uff1a\u503c;\n}<\/code><\/pre>\n<p>\u6ce8\u610f\u70b9\uff1a<\/p>\n<pre><code class=\"language-python\">1\u3001\u7c7b\u540d\u5c31\u662f\u4e13\u95e8\u7528\u6765\u7ed9\u67d0\u4e2a\u7279\u5b9a\u7684\u6807\u7b7e\u8bbe\u7f6e\u6837\u5f0f\u7684\n2\u3001\u6bcf\u4e2a\u6807\u7b7e\u90fd\u53ef\u4ee5\u8bbe\u7f6e\u4e00\u4e2a\u6216\u591a\u4e2aclass\uff08\u7a7a\u683c\u5206\u9694\uff09\uff0cclass\u5c31\u76f8\u5f53\u4e8e\u4eba\/\u6807\u7b7e\u7684\u540d\u79f0\uff0c\u56e0\u6b64\u540c\u4e00\u754c\u9762\u5185class\u53ef\u4ee5\u91cd\u590d\n3\u3001\u5f15\u7528class\u4e00\u5b9a\u8981\u52a0\u70b9.\n4\u3001\u7c7b\u540d\u7684\u547d\u540d\u89c4\u5219\u4e0eid\u7684\u547d\u540d\u89c4\u5219\u76f8\u540c\u3002<\/code><\/pre>\n<h4>3.\u6807\u7b7e\u9009\u62e9\u5668<\/h4>\n<p>\u4f5c\u7528\uff1a\u6839\u636e\u6307\u5b9a\u7684\u6807\u7b7e\u540d\u79f0\uff0c\u5728\u5f53\u524d\u754c\u9762\u4e2d\u627e\u5230\u6240\u6709\u8be5\u540d\u79f0\u7684\u6807\u7b7e\uff0c\u7136\u540e\u8bbe\u7f6e\u5c5e\u6027<\/p>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-python\">\u6807\u7b7e\u540d\u79f0 {\n    \u5c5e\u6027\uff1a\u503c;\n}<\/code><\/pre>\n<p>\u6ce8\u610f\u70b9\uff1a<\/p>\n<pre><code class=\"language-python\">1\u3001\u53ea\u8981\u662fHTML\u7684\u6807\u7b7e\u90fd\u80fd\u5f53\u505a\u6807\u7b7e\u9009\u62e9\u5668\n2\u3001\u6807\u7b7e\u9009\u62e9\u5668\u9009\u4e2d\u7684\u662f\u5f53\u524d\u754c\u9762\u4e2d\u7684\u6240\u6709\u6807\u7b7e,\u800c\u4e0d\u80fd\u5355\u72ec\u9009\u4e2d\u67d0\u4e00\u6807\u7b7e\n3\u3001\u6807\u7b7e\u9009\u62e9\u5668\uff0c\u65e0\u8bba\u5d4c\u5957\u591a\u5c11\u5c42\u90fd\u80fd\u9009\u4e2d<\/code><\/pre>\n<h3>2\u3001\u7ec4\u5408\u9009\u62e9\u5668<\/h3>\n<h4>1.\u540e\u4ee3\u9009\u62e9\u5668<\/h4>\n<p>\u4f5c\u7528\uff1a\u627e\u5230\u6307\u5b9a\u6807\u7b7e\u7684\u6240\u6709\u540e\u4ee3\uff08\u513f\u5b50\uff0c\u5b59\u5b50\uff0c\u91cd\u5b59\u5b50\u3001\u3001\u3001\uff09\u6807\u7b7e\uff0c\u8bbe\u7f6e\u5c5e\u6027<\/p>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-python\">    \u6807\u7b7e\u540d1 xxx {\n        \u5c5e\u6027\uff1a\u503c;\n    }<\/code><\/pre>\n<p>\u6ce8\u610f\u70b9\uff1a<\/p>\n<pre><code class=\"language-python\">1\u3001\u540e\u4ee3\u9009\u62e9\u5668\u5fc5\u987b\u7528\u7a7a\u683c\u9694\u5f00\n2\u3001\u540e\u4ee3\u4e0d\u4ec5\u4ec5\u662f\u513f\u5b50\uff0c\u4e5f\u5305\u62ec\u5b59\u5b50\u3001\u91cd\u5b59\u5b50\n3\u3001\u540e\u4ee3\u9009\u62e9\u5668\u4e0d\u4ec5\u4ec5\u53ef\u4ee5\u4f7f\u7528\u6807\u7b7e\u540d\u79f0\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u9009\u62e9\u5668\u6bd4\u5982id\u6216class\n4\u3001\u540e\u4ee3\u9009\u62e9\u5668\u53ef\u4ee5\u901a\u8fc7\u7a7a\u683c\u4e00\u76f4\u5ef6\u7eed\u4e0b\u53bb<\/code><\/pre>\n<h4>2.\u5b50\u5143\u7d20\u9009\u62e9\u5668<\/h4>\n<p>\u4f5c\u7528\uff1a\u627e\u5230\u5236\u5b9a\u6807\u7b7e\u7684\u6240\u6709\u7279\u5b9a\u7684\u76f4\u63a5\u5b50\u5143\u7d20\uff0c\u7136\u540e\u8bbe\u7f6e\u5c5e\u6027<\/p>\n<p>\u683c\u5f0f<\/p>\n<pre><code class=\"language-python\">    \u6807\u7b7e\u540d1&gt;\u6807\u7b7e\u540d2 {\n        \u5c5e\u6027\uff1a\u503c;\n    }\n\u5148\u627e\u5230\u540d\u79f0\u53eb\u505a&quot;\u6807\u7b7e\u540d\u79f01&quot;\u7684\u6807\u7b7e\uff0c\u7136\u540e\u5728\u8fd9\u4e2a\u6807\u7b7e\u4e2d\u67e5\u627e\u6240\u6709\u76f4\u63a5\u5b50\u5143\u7d20\u540d\u79f0\u53eb\u505a&quot;\u6807\u7b7e\u540d\u79f02&quot;\u7684\u5143\u7d20\u3002<\/code><\/pre>\n<p>\u6ce8\u610f\u70b9\uff1a<\/p>\n<pre><code class=\"language-python\">1\u3001\u5b50\u5143\u7d20\u9009\u62e9\u5668\u4e4b\u95f4\u9700\u8981\u7528&gt;\u7b26\u53f7\u94fe\u63a5\uff0c\u5e76\u4e14\u4e0d\u80fd\u6709\u7a7a\u683c\n    \u6bd4\u5982div &gt;p\u4f1a\u627ediv\u6807\u7b7e\u7684\u6240\u6709\u540e\u4ee3\u6807\u7b7e\uff0c\u6807\u7b7e\u540d\u4e3a&quot;&gt;p&quot;\n2\u3001\u5b50\u5143\u7d20\u9009\u62e9\u5668\u53ea\u4f1a\u67e5\u627e\u513f\u5b50\uff0c\u4e0d\u4f1a\u67e5\u627e\u5176\u4ed6\u5d4c\u5957\u7684\u6807\u7b7e\n3\u3001\u5b50\u5143\u7d20\u9009\u62e9\u5668\u4e0d\u4ec5\u53ef\u4ee5\u7528\u6807\u7b7e\u540d\u79f0\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u9009\u62e9\u5668,\u6bd4\u5982id\u6216class\n4\u3001\u5b50\u5143\u7d20\u9009\u62e9\u5668\u53ef\u4ee5\u901a\u8fc7&gt;\u7b26\u53f7\u4e00\u76f4\u5ef6\u7eed\u4e0b\u53bb<\/code><\/pre>\n<h4>3.\u6bd7\u90bb\u9009\u62e9\u5668\uff0cCSS2\u63a8\u51fa\uff08\u53c8\u79f0\u76f8\u90bb\u5144\u5f1f\u9009\u62e9\u5668\uff09<\/h4>\n<p>\u4f5c\u7528\uff1a\u9009\u5b9a\u7d27\u8ddf\u5176\u540e\u7684\u90a3\u4e2a\u6807\u7b7e<\/p>\n<p>\u683c\u5f0f<\/p>\n<pre><code class=\"language-python\">\u9009\u62e9\u56681+\u9009\u62e9\u56682 {\n    \u5c5e\u6027\uff1a\u503c;\n}<\/code><\/pre>\n<p>\u6ce8\u610f\u70b9\uff1a<\/p>\n<pre><code class=\"language-python\">1\u3001\u6bd7\u90bb\u9009\u62e9\u5668\u5fc5\u987b\u901a\u8fc7+\u53f7\u94fe\u63a5\n2\u3001\u6bd7\u90bb\u9009\u62e9\u5668\u53ea\u80fd\u9009\u4e2d\u7d27\u8ddf\u5176\u540e\u7684\u90a3\u4e2a\u6807\u7b7e\uff0c\u4e0d\u80fd\u9009\u4e2d\u88ab\u9694\u5f00\u7684\u6807\u7b7e<\/code><\/pre>\n<h4>4.\u5f1f\u5f1f\u9009\u62e9\u5668\uff0cCSS3\u63a8\u51fa\uff08\u53c8\u79f0\u901a\u7528\u5144\u5f1f\u9009\u62e9\u5668\uff09<\/h4>\n<p>\u4f5c\u7528\uff1a\u7ed9\u6307\u5b9a\u9009\u62e9\u5668\u540e\u9762\u7684\u6240\u6709\u9009\u62e9\u5668\u4e2d\u7684\u6240\u6709\u6807\u7b7e\u8bbe\u7f6e\u5c5e\u6027<\/p>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-python\">\u9009\u62e9\u56681~\u9009\u62e9\u56682 {\n    \u5c5e\u6027\uff1a\u503c;\n}<\/code><\/pre>\n<p>\u6ce8\u610f\u70b9\uff1a<\/p>\n<pre><code class=\"language-python\">1\u3001\u901a\u7528\u5144\u5f1f\u9009\u62e9\u5668\u5fc5\u987b\u7528~\u6765\u94fe\u63a5\n2\u3001\u901a\u7528\u5144\u5f1f\u9009\u62e9\u5668\u9009\u4e2d\u7684\u662f\u6307\u9009\u62e9\u5668\u540e\u9762\u7684\u67d0\u4e2a\u9009\u62e9\u5668\u9009\u4e2d\u7684\u6240\u6709\u6807\u7b7e\n\u65e0\u8bba\u6709\u6ca1\u6709\u88ab\u9694\u5f00\uff0c\u90fd\u53ef\u4ee5\u88ab\u9009\u4e2d<\/code><\/pre>\n<h3>3\u3001\u4ea4\u96c6\u9009\u62e9\u5668\u4e0e\u5e76\u96c6\u9009\u62e9\u5668<\/h3>\n<h4>1.\u4ea4\u96c6\u9009\u62e9\u5668\uff08\u4e0d\u5e38\u7528\uff09<\/h4>\n<p>\u4f5c\u7528\uff1a\u7ed9\u6240\u6709\u9009\u62e9\u5668\u9009\u4e2d\u7684\u6807\u7b7e\u4e2d\uff0c\u76f8\u4ea4\u7684\u90a3\u90e8\u5206\u6807\u7b7e\u8bbe\u7f6e\u5c5e\u6027<\/p>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-python\">    \u9009\u62e9\u56681\u9009\u62e9\u56682 {\n        \u5c5e\u6027\uff1a\u503c;\n    }<\/code><\/pre>\n<p>\u6ce8\u610f\u70b9\uff1a<\/p>\n<pre><code class=\"language-python\">1\u3001\u9009\u62e9\u5668\u4e0e\u9009\u62e9\u5668\u4e4b\u95f4\u6ca1\u6709\u4efb\u4f55\u94fe\u63a5\u7b26\u53f7\n2\u3001\u9009\u62e9\u5668\u53ef\u4ee5\u4f7f\u7528\u6807\u7b7e\u540d\u79f0\u3001id\u3001class\n3\u3001\u4ea4\u96c6\u9009\u62e9\u5668\u5728\u4f01\u4e1a\u5f00\u53d1\u4e2d\u5e76\u4e0d\u591a\u89c1\uff0c\u4e86\u89e3\u5373\u53ef\n   \u56e0\u4e3a\uff1ap.part1 \u5b8c\u5168\u53ef\u4ee5\u7528.part1\u53d6\u4ee3<\/code><\/pre>\n<h4>2.\u5e76\u96c6\u9009\u62e9\u5668<\/h4>\n<p>\u4f5c\u7528\uff1a\u7ed9\u6240\u6709\u6ee1\u8db3\u6761\u4ef6\u7684\u6807\u7b7e\u8bbe\u7f6e\u5c5e\u6027<\/p>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-python\">    \u9009\u62e9\u56681,\u9009\u62e9\u56682 {\n        \u5c5e\u6027\uff1a\u503c;\n    }<\/code><\/pre>\n<p>\u6ce8\u610f\u70b9<\/p>\n<pre><code class=\"language-python\">1\u3001\u9009\u62e9\u5668\u4e0e\u9009\u62e9\u5668\u4e4b\u95f4\u5fc5\u987b\u7528\u9017\u53f7\u6765\u94fe\u63a5\n2\u3001\u9009\u62e9\u5668\u53ef\u4ee5\u4f7f\u7528\u6807\u7b7e\u540d\u79f0\u3001id\u3001class<\/code><\/pre>\n<h3>4\u3001\u5e8f\u5217\u9009\u62e9\u5668<\/h3>\n<p>\u4f5c\u7528\uff1acss3\u4e2d\u65b0\u63a8\u51fa\u7684\u9009\u62e9\u5668\u4e2d\uff0c\u6700\u5177\u4ee3\u8868\u6027\u7684\u76849\u4e2a\uff0c\u53c8\u79f0\u4e3a\u5e8f\u5217\u9009\u62e9\u5668\uff0c\u8fc7\u53bb\u7684\u9009\u62e9\u5668\u4e2d\u8981\u9009\u4e2d\u67d0\u4e2a\u5fc5\u987b\u52a0id\u6216class\uff0c\u5b66\u4e60\u4e86\u8fd99\u4e2a\u540e\uff0c\u4e0d\u7528\u52a0id\u6216class\uff0c\u60f3\u9009\u4e2d\u540c\u7ea7\u522b\u7684\u7b2c\u51e0\u4e2a\u5c31\u9009\u7b2c\u51e0\u4e2a\u3002<\/p>\n<p>\u683c\u5f0f<\/p>\n<pre><code class=\"language-python\">\u540c\u7ea7\u522b\n:first-child    p:first-child    \u540c\u7ea7\u522b\u7684\u7b2c\u4e00\u4e2a\n:last-child    p:last-child    \u540c\u7ea7\u522b\u7684\u6700\u540e\u4e00\u4e2a\n:nth-child(n)                    \u540c\u7ea7\u522b\u7684\u7b2cn\u4e2a\n:nth-last-child(n)            \u540c\u7ea7\u522b\u7684\u5012\u6570\u7b2cn\u4e2a\n\n\u540c\u7ea7\u522b\u540c\u7c7b\u578b\n:first-of-type                   \u540c\u7ea7\u522b\u540c\u7c7b\u578b\u7684\u7b2c\u4e00\u4e2a\n:last-of-type                    \u540c\u7ea7\u522b\u540c\u7c7b\u578b\u7684\u6700\u540e\u4e00\u4e2a\n:nth-of-type(n)                  \u540c\u7ea7\u522b\u540c\u7c7b\u578b\u7684\u7b2cn\u4e2a\n:nth-last-of-type(n)             \u540c\u7ea7\u522b\u540c\u7c7b\u578b\u7684\u5012\u6570\u7b2cn\u4e2a\n\n\u5176\u4ed6\n:only-of-type                    \u540c\u7c7b\u578b\u7684\u552f\u4e00\u4e00\u4e2a\n:only-child                       \u540c\u7ea7\u522b\u7684\u552f\u4e00\u4e00\u4e2a<\/code><\/pre>\n<h3>5\u3001\u5c5e\u6027\u9009\u62e9\u5668<\/h3>\n<p>\u4f5c\u7528\uff1a\u6839\u636e\u6307\u5b9a\u7684\u5c5e\u6027\u540d\u79f0\u627e\u5230\u5bf9\u5e94\u7684\u6807\u7b7e\uff0c\u7136\u540e\u8bbe\u7f6e\u5c5e\u6027<\/p>\n<p>\u200b    \u8be5\u9009\u62e9\u5668\uff0c\u6700\u5e38\u7528\u4e8einput\u6807\u7b7e<\/p>\n<p>\u683c\u5f0f\u4e0e\u5177\u4f53\u7528\u6cd5\uff1a<\/p>\n<pre><code class=\"language-python\">    [\u5c5e\u6027\u540d]\n    \u5176\u4ed6\u9009\u62e9\u5668[\u5c5e\u6027\u540d]\n    [\u5c5e\u6027\u540d=\u503c]\n    [\u5c5e\u6027\u540d^=\u503c]\n    [\u5c5e\u6027\u540d$=\u503c]\n    [\u5c5e\u6027\u540d*=\u503c]\n    \u4f8b1\uff1a\u627e\u5230\u6240\u6709\u5305\u542bid\u5c5e\u6027\u7684\u6807\u7b7e\n        [id]\n    \u4f8b2\uff1a\u627e\u5230\u6240\u6709\u5305\u542bid\u5c5e\u6027\u7684p\u6807\u7b7e\n        p[id]\n    \u4f8b3\uff1a\u627e\u5230\u6240\u6709class\u5c5e\u6027\u503c\u4e3apart1\u7684p\u6807\u7b7e\n        p[class=&quot;part1&quot;]\n    \u4f8b4\uff1a\u627e\u5230\u6240\u6709href\u5c5e\u6027\u503c\u4ee5https\u5f00\u5934\u7684a\u6807\u7b7e\n        a[href^=&quot;https&quot;]\n    \u4f8b5\uff1a\u627e\u5230\u6240\u6709src\u5c5e\u6027\u503c\u4ee5png\u7ed3\u679c\u7684img\u6807\u7b7e\n        img[src$=&quot;png&quot;]\n    \u4f8b6\uff1a\u627e\u5230\u6240\u6709class\u5c5e\u6027\u503c\u4e2d\u5305\u542bpart2\u7684\u6807\u7b7e\n        [class*=&quot;part&quot;]<\/code><\/pre>\n<h3>6\u3001\u4f2a\u7c7b\u9009\u62e9\u5668<\/h3>\n<h4>1.\u6ca1\u6709\u8bbf\u95ee\u7684\u8d85\u94fe\u63a5a\u6807\u7b7e\u6837\u5f0f\uff1a<\/h4>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-css\">a:link {\n  color: blue;\n}<\/code><\/pre>\n<h4>2.\u8bbf\u95ee\u8fc7\u7684\u8d85\u94fe\u63a5a\u6807\u7b7e\u6837\u5f0f\uff1a<\/h4>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-css\">a:visited {\n  color: gray;\n}<\/code><\/pre>\n<h4>3.\u9f20\u6807\u60ac\u6d6e\u5728\u5143\u7d20\u4e0a\u5e94\u7528\u6837\u5f0f\uff1a<\/h4>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-css\">a:hover {\n  background-color: #eee; \n}<\/code><\/pre>\n<h4>4.\u9f20\u6807\u70b9\u51fb\u77ac\u95f4\u7684\u6837\u5f0f\uff1a<\/h4>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-css\">a:active {\n  color: green;\n}<\/code><\/pre>\n<h4>5.input\u8f93\u5165\u6846\u83b7\u53d6\u7126\u70b9\u65f6\u6837\u5f0f\uff1a<\/h4>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-css\">input:focus {\n  outline: none;\n  background-color: #eee;\n}<\/code><\/pre>\n<h3>7\u3001\u4f2a\u5143\u7d20\u9009\u62e9\u5668<\/h3>\n<h4>1.first-letter\uff1a\u6742\u5fd7\u7c7b\u6587\u7ae0\u9996\u5b57\u6bcd\u6837\u5f0f\u8c03\u6574<\/h4>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-css\">p:first-letter {\n  font-size: 48px;\n}<\/code><\/pre>\n<h4>2.before<\/h4>\n<p>\u7528\u4e8e\u5728\u5143\u7d20\u7684\u5185\u5bb9\u524d\u9762\u63d2\u5165\u65b0\u5185\u5bb9\u3002<\/p>\n<p>\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-css\">p:before {\n  content: &quot;*&quot;;\n  color: red;\n}<\/code><\/pre>\n<p>\u5728\u6240\u6709p\u6807\u7b7e\u7684\u5185\u5bb9\u524d\u9762\u52a0\u4e0a\u4e00\u4e2a\u7ea2\u8272\u7684*\u3002<\/p>\n<h4>3.after<\/h4>\n<p>\u7528\u4e8e\u5728\u5143\u7d20\u7684\u5185\u5bb9\u540e\u9762\u63d2\u5165\u65b0\u5185\u5bb9\u3002<\/p>\n<pre><code class=\"language-css\">p:after {\n  content: &quot;?&quot;;\n  color: red;\n}<\/code><\/pre>\n<p>\u5728\u6240\u6709p\u6807\u7b7e\u7684\u5185\u5bb9\u540e\u9762\u52a0\u4e0a\u4e00\u4e2a\u84dd\u8272\u7684?\u3002<\/p>\n<h3>8\u3001CSS\u4e09\u5927\u7279\u6027<\/h3>\n<h4>1.\u7ee7\u627f\u6027<\/h4>\n<p>\u7ed9\u67d0\u4e00\u4e2a\u5143\u7d20\u8bbe\u7f6e\u4e00\u4e9b\u5c5e\u6027\uff0c\u8be5\u5143\u7d20\u7684\u540e\u4ee3\u4e5f\u53ef\u4ee5\u4f7f\u7528\uff0c\u8fd9\u4e2a\u6211\u4eec\u5c31\u79f0\u4e4b\u4e3a\u7ee7\u627f\u6027<\/p>\n<p>\u6ce8\u610f\u70b9\uff1a<\/p>\n<pre><code class=\"language-python\">1\u3001\u53ea\u6709\u4ee5color\u3001font-\u3001text-\u3001line-\u5f00\u5934\u7684\u5c5e\u6027\u624d\u53ef\u4ee5\u7ee7\u627f\n2\u3001a\u6807\u7b7e\u7684\u6587\u5b57\u989c\u8272\u548c\u4e0b\u5212\u7ebf\u662f\u4e0d\u80fd\u7ee7\u627f\u522b\u4eba\u7684\n3\u3001h\u6807\u7b7e\u7684\u6587\u5b57\u5927\u5c0f\u662f\u4e0d\u80fd\u7ee7\u627f\u522b\u4eba\u7684\uff0c\u4f1a\u53d8\u5927\uff0c\u4f46\u662f\u4f1a\u5728\u539f\u6765\u5b57\u4f53\u5927\u5c0f\u7684\u57fa\u7840\u4e0a\u53d8\u5927\nps:\u6253\u5f00\u6d4f\u89c8\u5668\u5ba1\u67e5\u5143\u7d20\u53ef\u4ee5\u770b\u5230\u4e00\u4e9binherited from\u3002\u3002\u3002\u7684\u5c5e\u6027<\/code><\/pre>\n<p>\u5e94\u7528\u573a\u666f\uff1a<\/p>\n<p>\u901a\u5e38\u57fa\u4e8e\u7ee7\u627f\u6027\u7edf\u4e00\u8bbe\u7f6e\u7f51\u9875\u7684\u6587\u5b57\u989c\u8272\uff0c\u5b57\u4f53\uff0c\u6587\u5b57\u5927\u5c0f\u7b49\u6837\u5f0f<\/p>\n<h4>2.\u5c42\u53e0\u6027<\/h4>\n<p>CSS\u5168\u79f0\uff1aCascading StyleSheet\u5c42\u53e0\u6837\u5f0f\u8868\uff0c\u5c42\u53e0\u6027\u6307\u7684\u5c31\u662fCSS\u5904\u7406\u51b2\u7a81\u7684\u4e00\u79cd\u80fd\u529b\uff0c\u5373\u5982\u679c\u6709\u591a\u4e2a\u9009\u62e9\u5668\u9009\u4e2d\u4e86\u540c\u4e00\u4e2a\u6807\u7b7e\u90a3\u4e48\u4f1a\u6709\u8986\u76d6\u6548\u679c<\/p>\n<p>\u6ce8\u610f\u70b9:<\/p>\n<pre><code class=\"language-css\">1 \u5c42\u53e0\u6027\u53ea\u6709\u5728\u591a\u4e2a\u9009\u62e9\u5668\u9009\u4e2d\u4e86\u540c\u4e00\u4e2a\u6807\u7b7e\uff0c\u7136\u540e\u8bbe\u7f6e\u4e86\u76f8\u540c\u7684\u5c5e\u6027\uff0c\n\u624d\u4f1a\u53d1\u751f\u5c42\u53e0\u6027\n2\u901a\u8fc7\u8c37\u6b4c\u6d4f\u89c8\u5668\u53ef\u4ee5\u67e5\u770b\u5230\uff0c\u4e00\u4e9b\u5c5e\u6027\u88ab\u5212\u6389\u4e86<\/code><\/pre>\n<h4>3.\u4f18\u5148\u7ea7<\/h4>\n<p>\u5b9a\u4e49\uff1a\u5f53\u591a\u4e2a\u9009\u62e9\u5668\u9009\u4e2d\u540c\u4e00\u4e2a\u6807\u7b7e\uff0c\u5e76\u4e14\u7ed9\u540c\u4e00\u4e2a\u6807\u7b7e\u8bbe\u7f6e\u76f8\u540c\u7684\u5c5e\u6027\u65f6\uff0c\u5982\u4f55\u5c42\u53e0\u5c31\u7531\u4f18\u5148\u7ea7\u6765\u786e\u5b9a\u3002<\/p>\n<p><strong>l<\/strong> <strong><em>\\<\/em>\u5927\u524d\u63d0\uff1a\u76f4\u63a5\u9009\u4e2d*****<\/strong>*\u7684\u4f18\u5148\u7ea7\u5927\u4e8e*<strong>**<\/strong>*\u95f4\u63a5\u9009\u4e2d(\u5373\u7ee7\u627f\u800c\u6765\u7684)****<\/p>\n<pre><code class=\"language-css\">\u4ee5\u4e0b\u4e3a\u76f4\u63a5\u9009\u4e2d\n    &lt;style type=&quot;text\/css&quot;&gt;\n        #id1 {\n            color: red;\n        }\n        .ppp {\n            color: green;\n        }\n        p {\n            color: blue;\n        }\n    &lt;\/style&gt;\n\u4ee5\u4e0b\u4e3a\u95f4\u63a5\u9009\u4e2d\n    &lt;style type=&quot;text\/css&quot;&gt;\n        ul {\n            color: yellow;\n        }\n    &lt;\/style&gt;\n    &lt;ul&gt;\n        &lt;li&gt;\n            &lt;p id=&quot;id1&quot; class=&quot;ppp&quot;&gt;\u6211\u662fspan&lt;\/p&gt;\n        &lt;\/li&gt;\n    &lt;\/ul&gt;<\/code><\/pre>\n<p><strong>l<\/strong> <strong><em>\\<\/em>\u5982\u679c\u90fd\u662f\u95f4\u63a5\u9009\u4e2d\uff0c\u90a3\u4e48\u8c01\u79bb\u76ee\u6807\u6807\u7b7e\u6bd4\u8f83\u8fd1\uff0c\u5c31*****<\/strong>*\u9009\u4e2d\u8c01****<\/p>\n<p><strong>l<\/strong> <strong><em>\\<\/em>\u5982\u679c\u90fd\u662f\u76f4\u63a5\u9009\u4e2d\uff0c\u5e76\u4e14\u90fd\u662f\u540c\u7c7b\u578b\u7684\u9009\u62e9\u5668\uff0c\u90a3\u4e48\u5c31\u662f\u8c01\u5199\u7684\u5728\u540e\u9762\u5c31*****<\/strong>*\u9009\u4e2d*<strong>**<\/strong>*\u8c01****<\/p>\n<p><strong>l<\/strong> \u5982\u679c\u90fd\u662f\u76f4\u63a5\u9009\u4e2d\uff0c\u5e76\u4e14\u662f\u4e0d\u540c\u7c7b\u578b\u7684\u9009\u62e9\u5668\uff0c\u90a3\u4e48\u5c31\u4f1a\u6309\u7167\u9009\u62e9\u5668\u7684\u4f18\u5148\u7ea7\u6765\u5c42\u53e0<\/p>\n<pre><code class=\"language-css\">id &gt; \u7c7b &gt; \u6807\u7b7e &gt; \u901a\u914d\u7b26(\u4e5f\u7b97\u76f4\u63a5\u9009\u4e2d) &gt; \u7ee7\u627f &gt; \u6d4f\u89c8\u5668\u9ed8\u8ba4\uff08\u5373\u6ca1\u6709\u8bbe\u7f6e\u4efb\u4f55\u5c5e\u6027\uff09<\/code><\/pre>\n<h4>4.\u4f18\u5148\u7ea7\u4e4b\uff01important<\/h4>\n<p>\u4f5c\u7528\uff1a\u8fd8\u6709\u4e00\u79cd!import\u65b9\u5f0f\u6765\u5f3a\u5236\u6307\u5b9a\u7684\u5c5e\u6027\u7684\u4f18\u5148\u7ea7\u63d0\u5347\u4e3a\u6700\u9ad8\uff0c\u4f46\u662f\u4e0d\u63a8\u8350\u4f7f\u7528\u3002\u56e0\u4e3a\u5927\u91cf\u4f7f\u7528!import\u7684\u4ee3\u7801\u662f\u65e0\u6cd5\u7ef4\u62a4\u7684\u3002<\/p>\n<p>#2\u3001\u6ce8\u610f\u70b9\uff1a<\/p>\n<pre><code class=\"language-css\">    1\u3001!important\u53ea\u80fd\u7528\u4e8e\u76f4\u63a5\u9009\u4e2d\uff0c\u4e0d\u80fd\u7528\u4e8e\u95f4\u63a5\u9009\u4e2d\n    2\u3001!important\u53ea\u80fd\u7528\u4e8e\u63d0\u5347\u88ab\u6307\u5b9a\u7684\u5c5e\u6027\u7684\u4f18\u5148\u7ea7\uff0c\u5176\u4ed6\u5c5e\u6027\u7684\u4f18\u5148\u7ea7\u4e0d\u4f1a\u88ab\u63d0\u5347\n    3\u3001!important\u5fc5\u987b\u5199\u5728\u5c5e\u6027\u503c\u5206\u53f7\u7684\u524d\u9762<\/code><\/pre>\n<h4>5.\u4f18\u5148\u7ea7\u4e4b\u6743\u91cd\u8ba1\u7b97<\/h4>\n<p>\u5982\u679c\u90fd\u662f\u76f4\u63a5\u9009\u4e2d\uff0c\u5e76\u4e14\u6df7\u6742\u4e86\u4e00\u7cfb\u5217\u5176\u4ed6\u7684\u9009\u62e9\u5668\u4e00\u8d77\u4f7f\u7528\u65f6\uff0c\u5219\u9700\u8981\u901a\u8fc7\u8ba1\u7b97\u673a\u6743\u91cd\u6765\u5224\u5b9a\u4f18\u5148\u7ea7<\/p>\n<p>\u8ba1\u7b97\u65b9\u5f0f<\/p>\n<pre><code class=\"language-css\">1 id\u6570\u591a\u7684\u4f18\u5148\u7ea7\u9ad8\n2 id\u6570\u76f8\u540c\uff0c\u5219\u5224\u5b9a\u7c7b\u6570\u591a\u7684\u4f18\u5148\u7ea7\u9ad8\n3 id\u6570\u3001class\u6570\u5747\u76f8\u540c\uff0c\u5219\u5224\u5b9a\u6807\u7b7e\u6570\u591a\u7684\u4f18\u5148\u7ea7\u9ad8\n4\u82e5id\u6570\u3001class\u6570\u3001\u6807\u7b7e\u6570\u5747\u76f8\u540c\uff0c\u5219\u65e0\u9700\u7ee7\u7eed\u5f80\u4e0b\u8ba1\u7b97\u4e86\uff0c\u8c01\u5199\u5728\u540e\u9762\u8c01\u7684\u4f18\u5148\u7ea7\u9ad8<\/code><\/pre>\n<h2>\u4e09\u3001CSS\u5c5e\u6027\u8bbe\u7f6e<\/h2>\n<h3>1\u3001\u5b57\u4f53\u5c5e\u6027<\/h3>\n<h4>1.font-weight\uff1a\u6587\u5b57\u7c97\u7ec6<\/h4>\n<pre><code class=\"language-css\">normal  \u9ed8\u8ba4\u503c\uff0c\u6807\u51c6\u7c97\u7ec6\nbord    \u7c97\u4f53\nborder  \u66f4\u7c97\nlighter  \u66f4\u7ec6\n100~900 \u8bbe\u7f6e\u5177\u4f53\u7c97\u7ec6\uff0c400\u7b49\u540c\u4e8enormal\uff0c\u800c700\u7b49\u540c\u4e8ebold\ninherit \u7ee7\u627f\u7236\u5143\u7d20\u5b57\u4f53\u7684\u7c97\u7ec6\u503c<\/code><\/pre>\n<h4>2.font-style\uff1a\u6587\u5b57\u98ce\u683c<\/h4>\n<pre><code class=\"language-python\"> normal \u6b63\u5e38\uff0c\u9ed8\u8ba4\u5c31\u662f\u6b63\u5e38\u7684\n italic \u503e\u659c <\/code><\/pre>\n<h4>3.font-size\uff1a\u6587\u5b57\u5927\u5c0f<\/h4>\n<pre><code class=\"language-css\">fs\uff1a\u4e00\u822c\u662f12px\u621613px\u621614px\n\u6ce8\u610f\uff1a\n1\u3001\u901a\u8fc7font-size\u8bbe\u7f6e\u6587\u5b57\u5927\u5c0f\u4e00\u5b9a\u8981\u5e26\u5355\u4f4d\uff0c\u5373\u4e00\u5b9a\u8981\u5199px\n2\u3001\u5982\u679c\u8bbe\u7f6e\u6210inherit\u8868\u793a\u7ee7\u627f\u7236\u5143\u7d20\u7684\u5b57\u4f53\u5927\u5c0f\u503c\u3002<\/code><\/pre>\n<h4>4.font-family\uff1a\u6587\u5b57\u5b57\u4f53<\/h4>\n<pre><code class=\"language-css\">font-family: &quot;Microsoft Yahei&quot;, &quot;\u5fae\u8f6f\u96c5\u9ed1&quot;, &quot;Arial&quot;, sans-serif\n\n\u5e38\u89c1\u5b57\u4f53\uff1a\nserif \u886c\u7ebf\u5b57\u4f53\nsans-serif \u975e\u886c\u7ebf\u5b57\u4f53\n\u4e2d\u6587\uff1a\u5b8b\u4f53\uff0c\u5fae\u8f6f\u96c5\u9ed1\uff0c\u9ed1\u4f53\n\n\u6ce8\u610f\uff1a\n    1\u3001\u8bbe\u7f6e\u7684\u5b57\u4f53\u5fc5\u987b\u662f\u7528\u6237\u7535\u8111\u91cc\u5df2\u7ecf\u5b89\u88c5\u7684\u5b57\u4f53\uff0c\u6d4f\u89c8\u5668\u4f1a\u4f7f\u7528\u5b83\u53ef\u8bc6\u522b\u7684\u7b2c\u4e00\u4e2a\u503c\u3002\n    2\u3001\u5982\u679c\u53d6\u503c\u4e3a\u4e2d\u6587\uff0c\u9700\u8981\u7528\u5355\u6216\u53cc\u5f15\u53f7\u6269\u8d77\u6765<\/code><\/pre>\n<h4>5.\u6587\u5b57\u5c5e\u6027\u7b80\u5199<\/h4>\n<pre><code class=\"language-css\">\/*font-weight: bolder;*\/\n\/*font-style: italic;*\/\n\/*font-size: 50px;*\/\n\/*font-family: &#039;serif&#039;,&#039;\u5fae\u8f6f\u96c5\u9ed1&#039;;*\/\n\u7b80\u5199\u4e3a\nfont: bolder italic 50px &#039;serif&#039;,&#039;\u5fae\u8f6f\u96c5\u9ed1&#039;; <\/code><\/pre>\n<h4>6.color\uff1a\u6587\u5b57\u989c\u8272<\/h4>\n<pre><code class=\"language-python\">\u53d6\u503c  \u683c\u5f0f  \u63cf\u8ff0\n\u82f1\u6587\u5355\u8bcd\ncolor\uff1ared;\n\u5927\u591a\u6570\u989c\u8272\u90fd\u6709\u5bf9\u5e94\u7684\u82f1\u6587\u5355\u8bcd\u63cf\u8ff0\uff0c\u4f46\u82f1\u6587\u5355\u8bcd\u7ec8\u7a76\u6709\u5176\u5c40\u9650\u6027:\u65e0\u6cd5\u8868\u793a\u6240\u6709\u989c\u8272\nrgb color\uff1argb(255,0,0)  \n\u4ec0\u4e48\u662f\u4e09\u539f\u8272\uff1f\nred\uff0cgreen\uff0cblue\n\u4ec0\u4e48\u662f\u50cf\u7d20px\uff1f\n\u5bf9\u4e8e\u5149\u5b66\u663e\u793a\u5668\uff0c\u4e00\u6574\u4e2a\u5c4f\u5e55\u662f\u6709\u4e00\u4e2a\u4e2a\u70b9\u7ec4\u6210\uff0c\u6bcf\u4e00\u4e2a\u70b9\u79f0\u4e3a\u4e00\u4e2a\u50cf\u7d20\n\u70b9\uff0c\u6bcf\u4e2a\u50cf\u7d20\u70b9\u90fd\u662f\u7531\u4e00\u4e2a\u4e09\u5143\u8272\u7684\u53d1\u5149\u5143\u4ef6\u7ec4\u6210\uff0c\u8be5\u5143\u4ef6\u53ef\u4ee5\u53d1\u51fa\u4e09\u79cd\u989c\n\u8272\uff0cred\uff0cgreen\uff0cblue\u3002\n\u53d1\u5149\u5143\u4ef6\u534f\u8c03\u4e09\u79cd\u989c\u8272\u53d1\u5149\u7684\u660e\u4eae\u5ea6\u53ef\u4ee5\u8c03\u8282\u51fa\u5176\u4ed6\u989c\u8272\n\u683c\u5f0f\uff1argb(255,0,0);\n\u53c2\u65701\u63a7\u5236\u7ea2\u8272\u663e\u793a\u7684\u4eae\u5ea6\n\u53c2\u65702\u63a7\u5236\u7eff\u8272\u663e\u793a\u7684\u4eae\u5ea6\n\u53c2\u65703\u63a7\u5236\u84dd\u8272\u8272\u663e\u793a\u7684\u4eae\u5ea6\n\n\u6570\u5b57\u7684\u8303\u56f40-255\uff0c0\u4ee3\u8868\u4e0d\u53d1\u5149\uff0c255\u4ee3\u8868\u53d1\u5149\uff0c\u503c\u8d8a\u5927\u8d8a\u4eae\n\n\u7ea2\u8272\uff1argb(255,0,0)\n\u7eff\u8272\uff1argb(0,255,0)\n\u84dd\u8272\uff1argb(0,0,255)\n\u9ed1\u8272\uff1argb(0,0,0) # \u6240\u6709\u90fd\u4e0d\u4eae\n\u767d\u8272\uff1argb(255,255,255) # \u6240\u6709\u90fd\u6700\u4eae\n\u7070\u8272\uff1a\u53ea\u8981\u8ba9\u7ea2\u8272\/\u7eff\u8272\/\u84dd\u8272\u7684\u503c\u90fd\u4e00\u6837\u5c31\u662f\u7070\u8272\uff0c\u800c\u4e14\u4e09\u4e2a\u503c\u8d8a\u5c0f\uff0c\u8d8a\u504f\n\u9ed1\u8272\uff0c\u8d8a\u5927\u8d8a\u504f\u767d\u8272\n\nrgba    color\uff1argba(255,0,0,0.1);    \nrgba\u5230css3\u4e2d\u624d\u63a8\u51fa\uff0c\u6bd4\u8d77rgb\u591a\u4e86\u4e00\u4e2aa\uff0ca\u4ee3\u8868\u900f\u660e\u5ea6\na\u53d6\u503c0-1\uff0c\u53d6\u503c\u8d8a\u5c0f\uff0c\u8d8a\u900f\u660e\n\n\u5341\u516d\u8fdb\u5236    color: #FF0000; \n#FFEE00 \u5176\u4e2dFF\u4ee3\u8868R\uff0cEE\u4ee3\u8868G\uff0c00\u4ee3\u8868B\n\u53ea\u8981\u5341\u516d\u8fdb\u5236\u7684\u989c\u8272\u6bcf\u4e24\u4f4d\u90fd\u662f\u4e00\u6837\u7684\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u7b80\u5199\u4e3a\u4e00\u4e2a\uff0c\n\u4f8b\u5982#F00 \u7b49\u540c\u4e8e#FF0000<\/code><\/pre>\n<h3>2\u3001\u6587\u672c\u5c5e\u6027<\/h3>\n<h4>1.text-align\uff1a\u89c4\u5b9a\u5143\u7d20\u4e2d\u7684\u6587\u672c\u7684\u6c34\u5e73\u5bf9\u9f50\u65b9\u5f0f\u3002<\/h4>\n<pre><code class=\"language-css\">\u503c   \u63cf\u8ff0\nleft    \u5de6\u8fb9\u5bf9\u9f50 \u9ed8\u8ba4\u503c\nright   \u53f3\u5bf9\u9f50\ncenter  \u5c45\u4e2d\u5bf9\u9f50\njustify \u4e24\u7aef\u5bf9\u9f50<\/code><\/pre>\n<h4>2.text-decoration\uff1a\u6587\u672c\u88c5\u9970<\/h4>\n<pre><code class=\"language-css\">\u503c   \u63cf\u8ff0\nnone    \u9ed8\u8ba4\u3002\u5b9a\u4e49\u6807\u51c6\u7684\u6587\u672c\uff0c\u901a\u5e38\u7528\u6765\u53bb\u6389a\u6807\u7b7e\u7684\u4e0b\u5212\u7ebf\nunderline   \u5b9a\u4e49\u6587\u672c\u4e0b\u7684\u4e00\u6761\u7ebf\u3002\noverline    \u5b9a\u4e49\u6587\u672c\u4e0a\u7684\u4e00\u6761\u7ebf\u3002\nline-through    \u5b9a\u4e49\u7a7f\u8fc7\u6587\u672c\u4e0b\u7684\u4e00\u6761\u7ebf\u3002\ninherit \u7ee7\u627f\u7236\u5143\u7d20\u7684text-decoration\u5c5e\u6027\u7684\u503c\u3002<\/code><\/pre>\n<h4>3.text-indent\uff1a\u9996\u884c\u7f29\u8fdb<\/h4>\n<pre><code class=\"language-css\">#\u5c06\u6bb5\u843d\u7684\u7b2c\u4e00\u884c\u7f29\u8fdb 32\u50cf\u7d20,16px;=1em;\np {\n  text-indent: 32px;\n}<\/code><\/pre>\n<h4>4.line-height\uff1a\u884c\u9ad8<\/h4>\n<h3>3\u3001\u80cc\u666f\u5c5e\u6027<\/h3>\n<pre><code class=\"language-css\">\u6ce8\u610f\uff1a\u6ca1\u6709\u5bbd\u9ad8\u7684\u6807\u7b7e\uff0c\u5373\u4fbf\u8bbe\u7f6e\u80cc\u666f\u4e5f\u65e0\u6cd5\u663e\u793a\n\nbackground-color    \n\u8bbe\u7f6e\u6807\u7b7e\u7684\u80cc\u666f\u989c\u8272\u7684\nbackground-color: red;\nbackground-color: rgb(0,255,0);\nbackground-color: rgba(0,255,0,0.1);\nbackground-color: #00ffff;\nbackground-image    \n\u8bbe\u7f6e\u6807\u7b7e\u7684\u80cc\u666f\u56fe\u7247\nbackground-image: url(&quot;images\/2.jpg&quot;);\n\nbackground-image: url(&quot;\u56fe\u7247\u7f51\u5740&quot;);\n\n\u6ce8\u610f\uff1a\u5982\u679c\u56fe\u7247\u7684\u5927\u5c0f\u6ca1\u6709\u6807\u7b7e\u7684\u5927\u5c0f\u5927\uff0c\u90a3\u4e48\u4f1a\u81ea\u52a8\u5728\u6c34\u5e73\u548c\u9524\u5b50\u65b9\u5411\u5e73\u94fa\u548c\u586b\u5145\n\nbackground-size \n\u8bbe\u7f6e\u6807\u7b7e\u7684\u80cc\u666f\u56fe\u7247\u7684\u5bbd\u3001\u9ad8\n background-size: 300px 300px;\n\n background-size: 100% 100%;\n\nbackground-repeat   \n\u8bbe\u7f6e\u6807\u7b7e\u7684\u80cc\u666f\u56fe\u7247\u7684\u5e73\u94fa\u65b9\u5f0f\nbackground-repeat: repeat; #\u9ed8\u8ba4\u503c\uff0c\u5728\u5782\u76f4\u548c\u6c34\u5e73\u65b9\u5411\u90fd\u91cd\u590d\nbackground-repeat: no-repeat; #\u4e0d\u91cd\u590d\uff0c\u80cc\u666f\u56fe\u7247\u5c06\u4ec5\u663e\u793a\u4e00\u6b21\nbackground-repeat: repeat-x; #\u80cc\u666f\u56fe\u7247\u5c06\u5728\u6c34\u5e73\u65b9\u5411\u5e73\u94fa\nbackground-repeat: repeat-y; #\u80cc\u666f\u56fe\u7247\u5c06\u5728\u5782\u76f4\u65b9\u5411\u5e73\u94fa\n\u5e94\u7528\uff1a\u53ef\u4ee5\u5728\u670d\u52a1\u7aef\u5c06\u4e00\u4e2a\u5927\u56fe\u7247\u622a\u6210\u5c0f\u56fe\u7247\uff0c\u7136\u540e\u5728\u5ba2\u6237\u7aef\u57fa\u4e8e\u5e73\u94fa\u5c5e\u6027\u5c06\u5c0f\u56fe\u91cd\u590d\n\u8fd9\u6837\u7528\u6237\u5c31\u4ee5\u4e3a\u662f\u4e00\u5f20\u5927\u56fe\uff0c\u5982\u6b64\uff0c\u65e2\u8282\u7701\u4e86\u6d41\u91cf\u63d0\u5347\u4e86\u901f\u5ea6\uff0c\u53c8\u4e0d\u5f71\u54cd\u7528\u6237\u8bbf\u95ee\n\u4f8b\u5982\u5f88\u591a\u7f51\u7ad9\u7684\u5bfc\u822a\u6761\u90fd\u662f\u7528\u8fd9\u79cd\u624b\u6cd5\u5236\u4f5c\u7684\nbackground-attachment   \n\u8bbe\u7f6e\u6807\u7b7e\u7684\u80cc\u666f\u56fe\u7247\u5728\u6807\u7b7e\u4e2d\u56fa\u5b9a\u6216\u968f\u7740\u9875\u9762\u6eda\u52a8\u800c\u6eda\u52a8\nbackground-attachment: scroll; #\u9ed8\u8ba4\u503c\uff0c\u80cc\u666f\u56fe\u7247\u4f1a\u968f\u7740\u6eda\u52a8\u6761\u7684\u6eda\u52a8\u800c\u6eda\u52a8\nbackground-attachment: fixed; #\u4e0d\u4f1a\u968f\u7740\u6eda\u52a8\u6761\u7684\u6eda\u52a8\u800c\u6eda\u52a8\nbackground-position \n\n\u56fe\u7247\u9ed8\u8ba4\u90fd\u662f\u5728\u76d2\u5b50\u7684\u5de6\u4e0a\u89d2\uff0c\nbackground-position\uff1a\u5c5e\u6027\uff0c\u5c31\u662f\u4e13\u95e8\u7528\u4e8e\u63a7\u5236\u80cc\u666f\u56fe\u7247\u7684\u4f4d\u7f6e\nbackground-position\uff1a\u6c34\u5e73\u65b9\u5411\u7684\u503c\uff0c\u5782\u76f4\u65b9\u5411\u7684\u503c<\/code><\/pre>\n<h4>1.\u5177\u4f53\u65b9\u4f4d\u540d\u8bcd<\/h4>\n<pre><code class=\"language-css\">    \u6c34\u5e73\u65b9\u5411\uff1aleft\uff0ccenter\uff0cright\n    \u5782\u76f4\u65b9\u5411\uff1atop\uff0ccenter\uff0cbottom\n\u3000\u3000 \u5982\u679c\u53ea\u8bbe\u7f6e\u4e86\u4e00\u4e2a\u5173\u952e\u8bcd\uff0c\u90a3\u4e48\u7b2c\u4e8c\u4e2a\u503c\u5c31\u662f&quot;center&quot;\u3002<\/code><\/pre>\n<h4>2.\u767e\u5206\u6bd4<\/h4>\n<pre><code class=\"language-css\">\u3000\u3000\u7b2c\u4e00\u4e2a\u503c\u662f\u6c34\u5e73\u4f4d\u7f6e\uff0c\u7b2c\u4e8c\u4e2a\u503c\u662f\u5782\u76f4\u4f4d\u7f6e\u3002\n\u3000\u3000\u5de6\u4e0a\u89d2\u662f 0% 0%\u3002\u53f3\u4e0b\u89d2\u662f 100% 100%\u3002\n\u3000\u3000\u5982\u679c\u53ea\u8bbe\u7f6e\u4e86\u4e00\u4e2a\u503c\uff0c\u53e6\u4e00\u4e2a\u503c\u5c31\u662f50%\u3002<\/code><\/pre>\n<h4>3.\u5177\u4f53\u7684\u50cf\u7d20\uff08\u4e00\u5b9a\u8981\u52a0px\u5355\u4f4d\uff09<\/h4>\n<pre><code class=\"language-css\">    \u4f8b\u5982\uff1a30px\uff0c50px\u7b49\u7b49\n\u3000\u3000\u7b2c\u4e00\u4e2a\u503c\u662f\u6c34\u5e73\u4f4d\u7f6e\uff0c\u7b2c\u4e8c\u4e2a\u503c\u662f\u5782\u76f4\u4f4d\u7f6e\u3002\n\u3000\u3000\u5de6\u4e0a\u89d2\u662f 0 0\u3002\u5355\u4f4d\u662f\u50cf\u7d20 (0px 0px) \u6216\u4efb\u4f55\u5176\u4ed6\u7684 CSS \u5355\u4f4d\u3002\n\u3000\u3000\u5982\u679c\u53ea\u8bbe\u7f6e\u4e86\u4e00\u4e2a\u503c\uff0c\u53e6\u4e00\u4e2a\u503c\u5c31\u662f50%\u3002\n\u3000\u3000\u53ef\u4ee5\u6df7\u5408\u4f7f\u7528%\u548cposition\u503c\u3002\ninherit \n\u8bbe\u7f6e\u4ece\u7236\u5143\u7d20\u7ee7\u627fbackground\u5c5e\u6027\u503c\n\u4ee5\u4e0a\u80cc\u666f\u5c5e\u6027\u7684\u503c\u5747\u53ef\u4ee5\u8bbe\u7f6e\u4e3ainherit\uff0c\u4ee3\u8868\u4ece\u7236\u5143\u7d20\u7ee7\u627fbackground\u5c5e\u6027<\/code><\/pre>\n<h2>\u56db\u3001CSS\u7f51\u9875\u5e03\u5c40<\/h2>\n<h3>1\u3001\u7f51\u9875\u5e03\u5c40\u7b80\u4ecb<\/h3>\n<p>\u5e03\u5c40\u53ef\u4ee5\u7406\u89e3\u4e3a\u6392\u7248\uff0c\u6211\u4eec\u6240\u719f\u77e5\u7684\u6587\u672c\u7f16\u8f91\u7c7b\u5de5\u5177\u90fd\u6709\u81ea\u5df1\u7684\u6392\u7248\u65b9\u5f0f\uff0c\u6bd4\u5982word\uff0cnodpad++\u7b49\u7b49\u3002<\/p>\n<p>\u800c\u7f51\u9875\u7684\u5e03\u5c40\u65b9\u5f0f\u6307\u7684\u5c31\u662f\u6d4f\u89c8\u5668\u8fd9\u6b3e\u5de5\u5177\u662f\u5982\u4f55\u5bf9\u7f51\u9875\u4e2d\u7684\u5143\u7d20\u8fdb\u884c\u6392\u7248\u7684\u3002<\/p>\n<p>\u7f51\u9875\u5e03\u5c40\u4e00\u822c\u6709\u4e09\u79cd\u5e38\u7528\u7684\u6392\u7248\u65b9\u5f0f\uff1a\u6807\u51c6\u6d41\uff0c\u6d6e\u52a8\u6d41\u548c\u5b9a\u4f4d\u6d41\u3002<\/p>\n<h3>2\u3001\u6807\u51c6\u6d41<\/h3>\n<h4>1.\u76d2\u5b50\u6a21\u578b<\/h4>\n<p>\u6240\u6709HTML\u5143\u7d20\u53ef\u4ee5\u770b\u4f5c\u76d2\u5b50\uff0c\u5728CSS\u4e2d\uff0c&quot;box model&quot;\u8fd9\u4e00\u672f\u8bed\u662f\u7528\u6765\u8bbe\u8ba1\u548c\u5e03\u5c40\u65f6\u4f7f\u7528\u3002<\/p>\n<p>CSS\u76d2\u6a21\u578b\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a\u76d2\u5b50\uff0c\u5c01\u88c5\u5468\u56f4\u7684HTML\u5143\u7d20\uff0c\u5b83\u5305\u62ec\uff1a\u8fb9\u8ddd\uff0c\u8fb9\u6846\uff0c\u586b\u5145\uff0c\u548c\u5b9e\u9645\u5185\u5bb9\u3002<\/p>\n<p>\u76d2\u6a21\u578b\u5141\u8bb8\u6211\u4eec\u5728\u5176\u5b83\u5143\u7d20\u548c\u5468\u56f4\u5143\u7d20\u8fb9\u6846\u4e4b\u95f4\u7684\u7a7a\u95f4\u653e\u7f6e\u5143\u7d20\u3002<\/p>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2022\/04\/wps7.jpg'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2022\/04\/wps7.jpg\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" \/><\/div><\/p>\n<pre><code class=\"language-css\">Margin(\u5916\u8fb9\u8ddd)  \u6e05\u9664\u8fb9\u6846\u5916\u7684\u533a\u57df\uff0c\u5916\u8fb9\u8ddd\u662f\u900f\u660e\u7684\u3002\nBorder(\u8fb9\u6846)  \u56f4\u7ed5\u5728\u5185\u8fb9\u8ddd\u548c\u5185\u5bb9\u5916\u7684\u8fb9\u6846\u3002\nPadding(\u5185\u8fb9\u8ddd)  \u6e05\u9664\u5185\u5bb9\u5468\u56f4\u7684\u533a\u57df\uff0c\u5185\u8fb9\u8ddd\u662f\u900f\u660e\u7684\u3002\nContent(\u5185\u5bb9)  \u76d2\u5b50\u7684\u5185\u5bb9\uff0c\u663e\u793a\u6587\u672c\u548c\u56fe\u50cf\u3002<\/code><\/pre>\n<h4>2.\u5757\u7ea7\u5143\u7d20\u548c\u5185\u8054\u5143\u7d20(\u884c\u5185\u5143\u7d20)<\/h4>\n<p>\u5757\u7ea7\u5143\u7d20<\/p>\n<pre><code class=\"language-css\">\u603b\u662f\u5728\u65b0\u884c\u4e0a\u5f00\u59cb\uff0c\u5360\u636e\u4e00\u6574\u884c\uff1b         \n\u9ad8\u5ea6\uff0c\u884c\u9ad8\u4ee5\u53ca\u5916\u8fb9\u8ddd\u548c\u5185\u8fb9\u8ddd\u90fd\u53ef\u63a7\u5236\uff1b     \n\u5bbd\u5ea6\u7f3a\u7701\u662f\u5b83\u7684\u5bb9\u5668\u7684100%\uff0c\u9664\u975e\u8bbe\u5b9a\u4e00\u4e2a\u5bbd\u5ea6 \n\u5b83\u53ef\u4ee5\u5bb9\u7eb3\u5185\u8054\u5143\u7d20\u548c\u5176\u4ed6\u5757\u5143\u7d20\u3002    <\/code><\/pre>\n<p>\u5185\u8054\u5143\u7d20<\/p>\n<pre><code class=\"language-css\">\u548c\u5176\u4ed6\u5143\u7d20\u90fd\u5728\u4e00\u884c\u4e0a\uff1b             \n\u9ad8\uff0c\u884c\u9ad8\u53ca\u5916\u8fb9\u8ddd\u548c\u5185\u8fb9\u8ddd\u90e8\u5206\u53ef\u6539\u53d8\uff1b      \n\u5bbd\u5ea6\u53ea\u4e0e\u5185\u5bb9\u6709\u5173\uff1b                   \n\u884c\u5185\u5143\u7d20\u53ea\u80fd\u5bb9\u7eb3\u6587\u672c\u6216\u8005\u5176\u4ed6\u884c\u5185\u5143\u7d20\u3002     \n\u5916\u8fb9\u754c\u53ea\u80fd\u5bf9\u5de6\u53f3\u8d77\u4f5c\u7528\uff0c\u5185\u8fb9\u8ddd\u90fd\u8d77\u4f5c\u7528     <\/code><\/pre>\n<p>\u5757\u7ea7\u5143\u7d20\u548c\u5185\u8054\u5143\u7d20\u7684\u8f6c\u6362<\/p>\n<pre><code class=\"language-css\">display: block | inline | inline-block<\/code><\/pre>\n<h4>3.\u6807\u51c6\u6587\u6863\u6d41<\/h4>\n<p>1 \u884c\u5185\u5143\u7d20\u4e0d\u5360\u636e\u5355\u72ec\u7684\u7a7a\u95f4\uff0c\u4f9d\u9644\u4e8e\u5757\u7ea7\u5143\u7d20\uff0c\u884c\u5185\u5143\u7d20\u6ca1\u6709\u81ea\u5df1\u7684\u533a\u57df\u3002\u5b83\u540c\u6837\u662fDOM\u6811\u4e2d\u7684\u4e00\u4e2a\u8282\u70b9\uff0c\u5728\u8fd9\u4e00\u70b9\u4e0a\u884c\u5185\u5143\u7d20\u548c\u5757\u7ea7\u5143\u7d20\u662f\u6ca1\u6709\u533a\u522b\u7684\u3002<\/p>\n<p>2 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