{"id":445,"date":"2010-06-12T10:05:24","date_gmt":"2010-06-12T10:05:24","guid":{"rendered":""},"modified":"2010-06-12T10:05:24","modified_gmt":"2010-06-12T10:05:24","slug":"445","status":"publish","type":"post","link":"https:\/\/www.poloo.org\/?p=445","title":{"rendered":"CSS\u76d2\u5b50\u6a21\u578b"},"content":{"rendered":"<p>\u3000\u3000\u76d2\u5b50\u6a21\u578b\uff08Box Model\uff09\u662f\u4eceCSS\u8bde\u751f\u4e4b\u65f6\u4fbf\u4ea7\u751f\u7684\u4e00\u4e2a\u6982\u5ff5\uff0c\u5bf9\u7f51\u9875\u4e2d\u7684\u5927\u90e8\u5206\u5bf9\u8c61\uff0c\u5b9e\u9645\u5448\u73b0\u5f62\u5f0f\u5c31\u662f\u4e00\u4e2a\u76d2\u5b50\u5f62\u72b6\u5bf9\u8c61\uff08\u5373\u5757\u72b6\u5bf9\u8c61\uff09\uff0c\u5bf9\u4e8e\u8fd9\u4e2a\u57fa\u7840\u53c8\u91cd\u8981\u7684\u6982\u5ff5\uff0c\u53ea\u8981\u638c\u63e1\u76d2\u5b50\u6a21\u578b\u7684\u5c3a\u5bf8\u53ca\u5360\u4f4d\u7684\u6807\u51c6\u6280\u672f\u65b9\u6cd5\uff0c\u90a3\u5c31\u53ef\u4ee5\u7075\u6d3b\u9a7e\u9a6d\u76d2\u5b50\u6a21\u578b\u4e86\uff01<\/p>\n<p>&nbsp;&nbsp;<\/p>\n<p><strong>CSS\u76d2\u5b50\u6a21\u578b<\/strong><\/p>\n<p>\u3000\u3000\u7f51\u9875\u8bbe\u8ba1\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u957f\u65b9\u5f62\u7684\u76d2\u5b50\u3002\u600e\u6837\u7cbe\u786e\u7684\u8ba1\u7b97\u76d2\u5b50\u7684\u5c3a\u5bf8\uff1f\u8bf7\u770b\u4e0b\u9762\u4e00\u5e45\u56fe\uff1a<br \/><img decoding=\"async\" src=\"http:\/\/www.poloo.org\/wp-content\/attachments\/month_1006\/o201061210134.png\" \/><br \/>\u3000\u3000\u76d2\u5b50\u91cc\u9762\u7684\u5185\u5bb9\u5230\u76d2\u5b50\u7684\u8fb9\u6846\u4e4b\u95f4\u7684\u8ddd\u79bb\u5373\u586b\u5145\uff08padding\uff09\uff0c\u76d2\u5b50\u672c\u8eab\u6709\u8fb9\u6846\uff08border\uff09\uff0c\u800c\u76d2\u5b50\u8fb9\u6846\u5916\u548c\u5176\u4ed6\u76d2\u5b50\u4e4b\u95f4\uff0c\u8fd8\u6709\u8fb9\u754c\uff08margin\uff09\u3002<\/p>\n<p>\u3000\u3000\u5982\u679c\u4f60\u662f\u4e00\u4e2aFirebug\u7684\u7528\u6237\uff0c\u5c31\u4f1a\u5f88\u719f\u6089\u4e0b\u9762\u7684\u56fe\u8868\u4e86\u3002\u8fd9\u4e2a\u56fe\u8868\u5f88\u597d\u5730\u5c55\u793a\u4e86\u4f5c\u7528\u4e8e\u9875\u9762\u4e0a\u4efb\u610f\u76d2\u5b50\u7684\u6570\u503c\u3002<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/www.poloo.org\/wp-content\/attachments\/month_1006\/t201061210156.png\" \/><br \/>\u3000\u3000\u6ce8\u610f\u5230\u4e0a\u9762\u4e24\u4e2a\u4f8b\u5b50\u4e2d\uff0cmargin\u90fd\u662f\u767d\u8272\u7684\uff0cmargin \u6bd4\u8f83\u7279\u522b\uff0c\u5b83\u4e0d\u4f1a\u5f71\u54cd\u76d2\u5b50\u672c\u8eab\u7684\u5927\u5c0f\uff0c\u4f46\u662f\u5b83\u4f1a\u5f71\u54cd\u548c\u76d2\u5b50\u6709\u5173\u7684\u5176\u4ed6\u5185\u5bb9\uff0c\u56e0\u6b64 margin \u662f\u76d2\u6a21\u578b\u7684\u4e00\u4e2a\u91cd\u8981\u7684\u7ec4\u6210\u90e8\u5206\u3002<br \/>\u3000\u3000\u76d2\u5b50\u672c\u8eab\u7684\u5927\u5c0f\u662f\u8fd9\u6837\u8ba1\u7b97\u7684\uff1a<br \/><code><br \/>Width width + padding-left + padding-right + border-left + border-right <br \/>Height height + padding-top + padding-bottom + border-top + border-bottom <br \/><\/code><br \/>&nbsp;&nbsp;<\/p>\n<p><strong>\u503c\u4e3a\u58f0\u660e\u7684\u60c5\u51b5<\/strong><\/p>\n<p>\u3000\u3000\u5982\u679c\u672a\u58f0\u660e padding \u6216\u8005 border\uff0c\u90a3\u4ed6\u4eec\u6216\u8005\u503c\u4e3a\u96f6(\u4f7f\u7528 css reset \u65f6)\uff0c\u6216\u8005\u4e3a\u6d4f\u89c8\u5668\u7684\u9ed8\u8ba4\u503c(\u5f88\u53ef\u80fd\u4e0d\u662f\u96f6\uff0c\u5c24\u5176\u662f\u90a3\u4e9b\u901a\u5e38\u6ca1\u6709\u91cd\u7f6e\u7684\u8868\u5355\u5143\u7d20)\u3002<\/p>\n<p>\u3000\u3000\u5982\u679c\u672a\u58f0\u660e\u76d2\u5b50\u7684width(\u800c\u4e14\u8fd9\u4e2a\u76d2\u5b50\u662f\u4e00\u4e2a\u5757\u7ea7\u5143\u7d20)\uff0c\u90a3\u4e48\u4e8b\u60c5\u5c31\u53d8\u5f97\u6709\u70b9\u602a\u5f02\uff0c\u6211\u4eec\u5148\u770b\u8fd9\u70b9\uff0c\u7136\u540e\u518d\u770b\u4e00\u4e0b\u5176\u4ed6\u4f18\u79c0\u7684\u5173\u4e8e\u76d2\u5b50\u6a21\u578b\u7684\u8d44\u6599\u3002<\/p>\n<p>&nbsp;&nbsp;<\/p>\n<p><strong>\u5757\u7ea7\u76d2\u7684\u9ed8\u8ba4\u5bbd\u5ea6<\/strong><\/p>\n<p>\u3000\u3000\u5982\u679c\u6ca1\u6709\u58f0\u660e\u5bbd\u5ea6\uff0c\u800c\u4e14\u76d2\u5b50\u662f\u9759\u6001\u6216\u8005\u76f8\u5bf9\u5b9a\u4f4d\uff0c\u90a3\u4e48\u5bbd\u5ea6\u5c06\u4fdd\u6301100%\u4e14padding\u548cborder\u5c06\u5411\u5185\u63a8\u52a8\u800c\u4e0d\u662f\u5411\u5916\u6269\u5c55\u3002<\/p>\n<p>\u3000\u3000\u5982\u679c\u660e\u786e\u7684\u786e\u5b9a\u5bbd\u5ea6\u4e3a100%\uff0c\u90a3\u4e48padding\u5c31\u4f1a\u5411\u5916\u6269\u5c55\u3002<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/www.poloo.org\/wp-content\/attachments\/month_1006\/h201061210247.png\" \/><\/p>\n<p>\u3000\u3000\u4ece\u8fd9\u4e2a\u4f8b\u5b50\u53ef\u4ee5\u770b\u51fa\uff0c\u76d2\u5b50\u7684\u9ed8\u8ba4\u5bbd\u5ea6\u5e76\u4e0d\u662f100%\uff0c\u4e5f\u53ef\u80fd\u662f\u5176\u4ed6\u503c\uff0c\u5e94\u8be5\u4e86\u89e3\u8fd9\u79cd\u7279\u522b\u6709\u4ef7\u503c\u7684\u60c5\u51b5\uff0c\u56e0\u4e3a\u5728\u73b0\u5b58\u7684\u5f88\u591a\u60c5\u51b5\u4e0b\uff0c\u5b83\u5bf9\u4e8e\u8bbe\u7f6e\/\u4e0d\u8bbe\u7f6e\u5bbd\u5ea6\u662f\u5f88\u591a\u5e2e\u52a9\u7684\u3002<\/p>\n<p>\u3000\u3000\u6211\u9047\u5230\u7684\u6700\u5927\u7684\u9ebb\u70e6\u5c31\u662f textarea(\u6587\u672c\u6846) \u5143\u7d20\u4e86\uff0c\u5b83\u4eec\u9700\u8981\u8bbe\u4e3a\u5bbd\u5ea6\u4e3a\u6240\u9700\u7684\u201dcols\u201d\u5c5e\u6027\uff0c\u5e76\u4e14\u4e0d\u80fd\u5305\u542b\u5b50\u5143\u7d20\u3002\u56e0\u6b64\u901a\u5e38\u9700\u8981\u660e\u786e\u7684\u8bbe\u7f6e textarea \u7684\u5bbd\u5ea6\u4e3a 100%\uff0c\u4f46\u6709 padding \u65f6\uff0c\u5c31\u4f1a\u5ef6 \u5c55 textarea \u7684\u5bbd\u5ea6\u3002\u56fa\u5b9a\u5bbd\u5ea6\u73af\u5883\u4e0b\uff0c\u901a\u5e38\u53ef\u4ee5\u8bbe\u7f6e\u4e3a\u5408\u9002\u7684\u50cf\u7d20\u503c\u5bbd\u5ea6\uff0c\u4f46\u662f\u53d8\u5bbd\u60c5\u51b5\u5c31\u6ca1\u90a3\u4e48\u5e78\u8fd0\u4e86\u3002<\/p>\n<p>&nbsp;&nbsp;<\/p>\n<p><strong>\u65e0\u5bbd\u5ea6\u7684\u7edd\u5bf9\u5b9a\u4f4d\u76d2\u5b50<\/strong><\/p>\n<p>\u3000\u3000\u672a\u8bbe\u5b9a\u5bbd\u5ea6\u7684\u7edd\u5bf9\u5b9a\u4f4d\u7684\u76d2\u5b50\u7684\u8868\u73b0\u6709\u70b9\u4e0d\u4e00\u6837\u3002\u5b83\u4eec\u7684\u5bbd\u5ea6\u53ea\u9700\u8981\u9002\u5408\u5b83\u4eec\u6240\u5305\u542b\u7684\u5185\u5bb9\u5373\u53ef\u3002\u56e0\u6b64\uff0c\u5982\u679c\u76d2\u4e2d\u53ea\u6709\u4e00\u4e2a\u5355\u8bcd\uff0c\u76d2\u5b50\u5c31\u4f1a\u50cf\u90a3\u4e2a\u8bcd\u7684\u8868\u73b0\u4e00\u6837\u5bbd\u3002\u5982\u679c\u53d8\u6210\u4e24\u4e2a\u8bcd\uff0c\u76d2\u5b50\u7684\u5bbd\u5ea6\u4e5f\u4f1a\u76f8\u5e94\u589e\u52a0\u3002<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/www.poloo.org\/wp-content\/attachments\/month_1006\/i201061210312.png\" \/><br \/>\u3000\u3000\u8fd9\u79cd\u60c5\u51b5\u4f1a\u6301\u7eed\u5230\u76d2\u5b50\u7684\u5bbd\u5ea6\u8fbe\u5230\u7236\u5143\u7d20\u5bbd\u5ea6\u7684 100%\uff08\u6700\u8fd1\u7684\u76f8\u5bf9\u5b9a\u4f4d\u7684\u7236\u5143\u7d20\u6216\u8005\u6d4f\u89c8\u5668\u7a97\u53e3\uff09\uff0c\u7136\u540e\u5c31\u4f1a\u6298\u884c\u3002<br \/>\u5bf9\u76d2\u5b50\u6765\u8bf4\uff0c\u5782\u76f4\u6269\u5c55\u4ee5\u9002\u5e94\u5305\u542b\u7684\u5185\u5bb9\u662f\u5f88\u81ea\u7136\u7684\u3002\u503c\u5f97\u5947\u602a\u7684\u662f\uff0c\u4e0d\u4ec5\u4ec5\u662f\u4e0d\u540c\u5e73\u53f0\u4e0b\u7684\u6587\u672c\u8868\u73b0\u4e0d\u540c\uff0c\u4e0d\u540c\u7684\u6d4f\u89c8\u5668\u5904\u7406\u8fd9\u4e2a\u95ee\u9898\u65f6\uff0c\u4e5f\u6709\u5f88\u591a\u602a\u7656\u3002<br \/><img decoding=\"async\" src=\"http:\/\/www.poloo.org\/wp-content\/attachments\/month_1006\/6201061210323.png\" \/><\/p>\n<p><strong>\u65e0\u5bbd\u5ea6\u6d6e\u52a8\u76d2\u5b50<\/strong><br \/>\u3000\u3000\u540c\u65e0\u5bbd\u5ea6\u7684\u7edd\u5bf9\u5b9a\u4f4d\u76d2\u5b50\u7684\u8868\u73b0\u4e00\u6837\u3002\u76d2\u5b50\u7684\u5bbd\u5ea6\u53ea\u9700\u8981\u6269\u5c55\u5230\u6240\u5305\u542b\u5185\u5bb9\u7684\u5bbd\u5ea6\uff0c\u76f4\u5230\u5176\u7236\u5143\u7d20\u7684\u5bbd\u5ea6\uff08\u5176\u7236\u5143\u7d20\u4e0d\u5fc5\u662f\u76f8\u5bf9\u5b9a\u4f4d\u7684\uff09\u3002\u7531\u4e8e\u8fd9\u4e9b\u65e0\u5bbd\u5ea6\u76d2 \u5b50\u7684\u8106\u5f31\u6027\uff0c\u6211\u4eec\u8981\u5b66\u5230\u7684\u662f\u5173\u952e\u4efb\u52a1\u6a21\u5f0f\u7684\u65f6\u5019\u5b83\u4eec\u662f\u4e0d\u80fd\u4f9d\u8d56\u7684\uff0c\u50cf\u603b\u4f53\u9875\u9762\u5e03\u5c40\u4e2d\u3002\u5982\u679c\u6d6e\u52a8\u4e00\u5217\u4f5c\u4e3a\u4fa7\u8fb9\u680f\u4f7f\u7528\uff0c\u5e76\u6307\u671b\u90a3\u4e9b\u5185\u90e8\u5143\u7d20\uff08\u5982\u56fe\u7247\uff09\u6765\u8d1f\u8d23\u5305 \u542b\u5b83\u7684\u5bbd\u5ea6\uff0c\u4f60\u5c31\u662f\u5728\u81ea\u627e\u9ebb\u70e6\u3002<\/p>\n<p><strong>\u5185\u8054\u5143\u7d20\u4e5f\u662f\u76d2\u5b50<\/strong><br \/>\u3000\u3000\u6211\u4eec\u8fd9\u91cc\u4e00\u76f4\u628a\u91cd\u70b9\u653e\u5728\u5757\u7ea7\u5143\u7d20\u7684\u76d2\u5b50\u4e0a\u3002\u5f88\u5bb9\u6613\u5c31\u53ef\u4ee5\u628a\u5757\u7ea7\u5143\u7d20\u60f3\u8c61\u4e3a\u76d2\u5b50\uff0c\u4f46\u662f\u5185\u8054\u5143\u7d20\u4e5f\u662f\u76d2\u5b50\u3002\u53ef\u4ee5\u628a\u4ed6\u4eec\u60f3\u8c61\u4e3a\u975e\u5e38\u957f\u800c\u7a84\u7684\u957f\u65b9\u5f62\uff0c\u5b83\u4eec\u4e5f\u53ef\u4ee5\u50cf\u5176\u5b83\u76d2\u5b50\u4e00\u6837\u6709 margin, padding \u548c border\u3002<br \/><img decoding=\"async\" src=\"http:\/\/www.poloo.org\/wp-content\/attachments\/month_1006\/2201061210344.png\" \/><\/p>\n<p>\u3000\u3000\u6298\u884c\u4f7f\u5b83\u770b\u8d77\u6765\u6709\u4e9b\u4e0d\u597d\u7406\u89e3\u3002\u5982\u4e0a\u6240\u793a\u7684\u5de6 margin \u628a\u76d2\u5b50\u63a8\u5411\u53f3\u8fb9\uff0c\u4f46\u662f\u53ea\u5728\u7b2c\u4e00\u884c\u6709\u6548\uff0c\u56e0\u4e3a\u90a3\u662f\u76d2\u5b50\u7684\u8d77\u70b9\u3002padding \u6b63\u5e38\u7684\u5e94\u7528\u5728\u6587\u672c\u7684\u4e0a\u90e8\u6216\u4e0b\u90e8\uff0c\u5f53\u6298\u884c\u65f6\u5b83\u4f1a\u5ffd\u7565\u4e0a\u9762\u884c\u7684 padding \u5e76\u4e14\u4ee5\u884c\u9ad8(line-height)\u8981\u6c42\u7684\u4f4d\u7f6e\u4f5c\u4e3a\u8d77\u70b9\u3002\u900f\u660e\u80cc\u666f\u662f\u4e3a\u4e86\u8ba9\u6548\u679c\u770b\u8d77\u6765\u66f4\u6e05\u695a\u3002<\/p>\n<p>&nbsp;&nbsp;<\/p>\n<p>\u4eb2\u773c\u76ee\u7779\u4e00\u4e0b<\/p>\n<p>\u3000\u3000\u60f3\u770b\u770b\u7ec4\u6210\u9875\u9762\u7684\u6bcf\u4e2a\u5355\u72ec\u7684\u201c\u76d2\u5b50\u201d\u5417\uff1f\u8bd5\u7740\u628a\u8fd9\u884c\u4ee3\u7801\u6682\u65f6\u653e\u5165\u6837\u5f0f\u8868\uff1a&nbsp;&nbsp;<br \/><code><br \/>* { border: 1px solid red !important; }<br \/><\/code><br \/><img decoding=\"async\" src=\"http:\/\/www.poloo.org\/wp-content\/attachments\/month_1006\/d201061210414.jpg\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3000\u3000\u76d2\u5b50\u6a21\u578b\uff08Box Model\uff09\u662f\u4eceCSS\u8bde\u751f\u4e4b\u65f6\u4fbf\u4ea7\u751f\u7684\u4e00\u4e2a\u6982\u5ff5&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-445","post","type-post","status-publish","format-standard","hentry","category-Dream"],"_links":{"self":[{"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/posts\/445","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.poloo.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=445"}],"version-history":[{"count":0,"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/posts\/445\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.poloo.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=445"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.poloo.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=445"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.poloo.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=445"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}