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*\/<\/span><br \/>\n            <span class=\"token comment\">\/* \u6b64\u65f6\u7684  align-items: center; \u4e0e align-items: baseline; \u4e24\u4e2a\u5c5e\u6027\u503c\u90fd\u662f\u4e2d\u95f4\u4f4d\u7f6e\u5bf9\u9f50&#xff0c;\u4f46 center \u5bf9\u9f50\u7684\u662f\u5143\u7d20\u4e2d\u5fc3&#xff0c;baseline \u5bf9\u9f50\u7684\u662f\u6587\u5b57\u57fa\u7ebf*\/<\/span><br \/>\n            <span class=\"token comment\">\/* align-items: baseline; *\/<\/span><\/p>\n<p>            <span class=\"token comment\">\/* \u4fa7\u8f74\u7684\u5bf9\u9f50\u65b9\u5f0f&#xff0c;\u62c9\u4f38\u5230\u6574\u4e2a\u7236\u5bb9\u5668&#xff08;\u524d\u63d0&#xff1a;\u4f38\u7f29\u9879\u76ee\u4e0d\u80fd\u7ed9\u9ad8\u5ea6&#xff09;&#xff0c;\u9ed8\u8ba4 *\/<\/span><br \/>\n            <span class=\"token comment\">\/* align-items: stretch; *\/<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token selector\">.inner<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            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class=\"token property\">height<\/span><span class=\"token punctuation\">:<\/span> 300px<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token property\">font-size<\/span><span class=\"token punctuation\">:<\/span> 80px<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token selector\">.inner3<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token property\">height<\/span><span class=\"token punctuation\">:<\/span> 100px<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <\/span><\/span><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>style<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>head<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>body<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>outer<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>inner<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>1x<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>inner inner2<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>2x<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>inner inner3<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>3x<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>body<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>html<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><\/p>\n<h3>\u5176\u4e8c\u3001\u7ed3\u679c\u4e3a&#xff1a;<\/h3>\n<p>\/\/ \u4e00\u8fdb\u5165\u9875\u9762\u540e\u7684\u9875\u9762&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/11\/20261102090115-6ae8515b0466b.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h2>\u2162\u3001\u4f38\u7f29\u76d2\u6a21\u578b\u7684\u4fa7\u8f74\u5bf9\u9f50\u65b9\u5f0f\u2013\u591a\u884c&#xff1a;align-content: flex-start\/flex-end\/center\/space-around\/space-between\/space-evenly\/stretch;<\/h2>\n<h3>\u5176\u4e00\u3001\u4ee3\u7801\u4e3a&#xff1a;<\/h3>\n<p><span class=\"token doctype\"><span class=\"token punctuation\">&lt;!<\/span><span class=\"token doctype-tag\">DOCTYPE<\/span> <span class=\"token name\">html<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>html<\/span> <span class=\"token attr-name\">lang<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>zh-CN<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>head<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>meta<\/span> <span class=\"token attr-name\">charset<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>UTF-8<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>title<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>07_\u4fa7\u8f74\u5bf9\u9f50\u65b9\u5f0f_\u591a\u884c<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>title<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>style<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token style\"><span class=\"token language-css\"><br \/>\n        <span class=\"token selector\">.outer<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token property\">width<\/span><span class=\"token punctuation\">:<\/span> 1000px<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token property\">height<\/span><span class=\"token punctuation\">:<\/span> 900px<span class=\"token punctuation\">;<\/span><br \/>\n            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property\">flex-direction<\/span><span class=\"token punctuation\">:<\/span> row<span class=\"token punctuation\">;<\/span><\/p>\n<p>            <span class=\"token comment\">\/* \u4e3b\u8f74\u6362\u884c\u65b9\u5f0f&#xff0c;\u6362\u884c *\/<\/span><br \/>\n            <span class=\"token property\">flex-wrap<\/span><span class=\"token punctuation\">:<\/span> wrap<span class=\"token punctuation\">;<\/span><\/p>\n<p>            <span class=\"token comment\">\/* \u4e3b\u8f74\u7684\u5bf9\u9f50\u65b9\u5f0f&#xff0c;\u4e3b\u8f74\u7684\u8d77\u59cb\u4f4d\u7f6e *\/<\/span><br \/>\n            <span class=\"token property\">justify-content<\/span><span class=\"token punctuation\">:<\/span> flex-start<span class=\"token punctuation\">;<\/span><\/p>\n<p>            <span class=\"token comment\">\/* \u4fa7\u8f74\u7684\u5bf9\u9f50\u65b9\u5f0f&#xff08;\u591a\u884c&#xff09;\u4fa7\u8f74\u7684\u8d77\u59cb\u4f4d\u7f6e\u5bf9\u9f50 *\/<\/span><br \/>\n            <span class=\"token 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class=\"token comment\">\/* align-content:space-around; *\/<\/span><\/p>\n<p>            <span class=\"token comment\">\/* \u4fa7\u8f74\u7684\u5bf9\u9f50\u65b9\u5f0f&#xff08;\u591a\u884c&#xff09;&#xff0c;\u4f38\u7f29\u9879\u76ee\u4e4b\u95f4\u7684\u8ddd\u79bb\u662f\u76f8\u7b49\u7684&#xff0c;\u4e14\u8fb9\u7f18\u6ca1\u6709\u8ddd\u79bb *\/<\/span><br \/>\n            <span class=\"token comment\">\/* align-content:space-between; *\/<\/span><\/p>\n<p>            <span class=\"token comment\">\/* \u4fa7\u8f74\u7684\u5bf9\u9f50\u65b9\u5f0f&#xff08;\u591a\u884c&#xff09;&#xff0c;\u4f38\u7f29\u9879\u76ee\u4e4b\u95f4\u7684\u8ddd\u79bb\u662f\u76f8\u7b49\u7684 *\/<\/span><br \/>\n            <span class=\"token property\">align-content<\/span><span class=\"token punctuation\">:<\/span>space-evenly<span class=\"token punctuation\">;<\/span><\/p>\n<p>            <span class=\"token comment\">\/* \u4fa7\u8f74\u7684\u5bf9\u9f50\u65b9\u5f0f&#xff08;\u591a\u884c&#xff09;&#xff0c;\u62c9\u4f38&#xff0c;\u9ed8\u8ba4 *\/<\/span><br \/>\n            <span class=\"token comment\">\/* align-content: stretch; *\/<\/span><\/p>\n<p>        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token selector\">.inner<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token property\">width<\/span><span class=\"token punctuation\">:<\/span> 200px<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token property\">height<\/span><span class=\"token punctuation\">:<\/span> 200px<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token property\">background-color<\/span><span class=\"token punctuation\">:<\/span> skyblue<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token property\">border<\/span><span class=\"token punctuation\">:<\/span> 1px solid black<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token property\">box-sizing<\/span><span class=\"token punctuation\">:<\/span> border-box<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token selector\">.inner2<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token property\">height<\/span><span class=\"token punctuation\">:<\/span> 300px<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token selector\">.inner3<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token property\">height<\/span><span class=\"token punctuation\">:<\/span> 100px<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n    <\/span><\/span><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>style<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>head<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>body<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>outer<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>inner<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>1<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>inner inner2<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>2<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>inner inner3<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>3<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>inner<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token 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\/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>inner<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>8<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>inner<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token 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class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>zh-CN<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>head<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>meta<\/span> <span class=\"token attr-name\">charset<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>UTF-8<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>title<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>08_\u5143\u7d20\u6c34\u5e73\u5782\u76f4\u5c45\u4e2d<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>title<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>style<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token style\"><span class=\"token language-css\"><br \/>\n        <span class=\"token selector\">.outer<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token property\">width<\/span><span class=\"token punctuation\">:<\/span> 400px<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token property\">height<\/span><span class=\"token punctuation\">:<\/span> 400px<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token property\">background-color<\/span><span 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class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token style\"><span class=\"token language-css\"><br \/>\n        <span class=\"token selector\">.outer<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token property\">width<\/span><span class=\"token punctuation\">:<\/span> 1000px<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token property\">height<\/span><span class=\"token punctuation\">:<\/span> 900px<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token property\">background-color<\/span><span class=\"token punctuation\">:<\/span> #888<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token property\">margin<\/span><span class=\"token punctuation\">:<\/span> 0 auto<span class=\"token punctuation\">;<\/span><\/p>\n<p>            <span class=\"token comment\">\/* \u4f38\u7f29\u76d2\u6a21\u578b\u76f8\u5173\u5c5e\u6027-start *\/<\/span><\/p>\n<p>    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class=\"token punctuation\">&#034;<\/span>outer<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">&#061;<\/span><span class=\"token punctuation\">&#034;<\/span>inner<span class=\"token punctuation\">&#034;<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>1<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><br \/>\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation 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