\u8868\u793a\u65b9\u6cd5：<\/h3>\n\n- \u989c\u8272\u540d：\u76f4\u63a5\u4f7f\u7528\u989c\u8272\u5bf9\u5e94\u7684\u82f1\u6587\u5355\u8bcd，\u7f16\u5199\u6bd4\u8f83\u7b80\u5355，\u4f8b\u5982：.\u7ea2\u8272：red \u7eff\u8272：green \u84dd\u8272：blue\u3002\u3002<\/li>\n
- rgb\u6216\u8005rgba：\u7528\u7ea2\u3001\u9ec4\u3001\u84dd\u8fd9\u4e09\u79cd\u5149\u7684\u4e09\u539f\u8272\u8fdb\u884c\u7ec4\u5408\u3002<\/li>\n<\/ul>\n
- r\u8868\u793a\u7ea2\u8272\u3002<\/li>\n
- g\u8868\u793a\u7eff\u8272<\/li>\n
- b\u8868\u793a\u84dd\u8272<\/li>\n
- a\u8868\u793a\u900f\u660e\u5ea6<\/li>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123458-689c8672e5e7b.png\")
<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123459-689c8673418f2.png\")
<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123500-689c8674f29c7.png\")
<\/p>\n
\u4f5c\u7528：\u8bbe\u7f6e\u80cc\u666f\u8272，\u6587\u672c\u989c\u8272，\u8fb9\u6846\u989c\u8272<\/h3>\n\u4e8c\u3001\u6587\u672c\u5c5e\u6027<\/h2>\n\u5b57\u4f53<\/h3>\n\u5927\u5c0f\u2014font-size<\/h4>\n
div{
\n font-size：40px;
\n} <\/p>\n
\n- Chrome\u6d4f\u89c8\u5668\u652f\u6301\u7684\u6700\u5c0f\u6587\u5b57\u4e3a12px，\u9ed8\u8ba4\u7684\u6587\u5b57\u5927\u5c0f\u4e3a16px，\u5e76\u4e140px\u4f1a\u81ea\u52a8\u6d88\u5931\u3002<\/li>\n
- \u4e0d\u540c\u6d4f\u89c8\u5668\u9ed8\u8ba4\u7684\u5b57\u4f53\u5927\u5c0f\u53ef\u80fd\u4e0d\u4e00\u81f4，\u6240\u4ee5\u6700\u597d\u7ed9\u4e00\u4e2a\u660e\u786e\u7684\u503c，\u4e0d\u8981\u7528\u9ed8\u8ba4\u5927\u5c0f\u3002<\/li>\n
- \u901a\u5e38\u4ee5\u7ed9body\u8bbe\u7f6efont-size\u5c5e\u6027，\u8fd9\u6837body\u4e2d\u7684\u5176\u4ed6\u5143\u7d20\u5c31\u90fd\u53ef\u4ee5\u7ee7\u627f\u4e86<\/li>\n<\/ul>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123501-689c86758bf61.png\")
<\/p>\n
\n
\u7528 em \u8bbe\u7f6e\u5b57\u4f53\u5927\u5c0f\u2014\u2014\u4f7f\u7528 em \u5c3a\u5bf8\u5355\u4f4d<\/p>\n
\n- \u4e3a\u4e86\u5141\u8bb8\u7528\u6237\u8c03\u6574\u6587\u672c\u5927\u5c0f（\u5728\u6d4f\u89c8\u5668\u83dc\u5355\u4e2d），\u8bb8\u591a\u5f00\u53d1\u4eba\u5458\u4f7f\u7528 em \u800c\u4e0d\u662f\u50cf\u7d20\u3002<\/li>\n
- 1em \u7b49\u4e8e\u5f53\u524d\u5b57\u4f53\u5927\u5c0f\u3002\u6d4f\u89c8\u5668\u4e2d\u7684\u9ed8\u8ba4\u6587\u672c\u5927\u5c0f\u4e3a 16px\u3002\u56e0\u6b64，\u9ed8\u8ba4\u5927\u5c0f 1em \u4e3a 16px\u3002<\/li>\n
- pixels\/16=em<\/li>\n<\/ul>\n
\u8fd8\u53ef\u4ee5\u4f7f\u7528\u767e\u5206\u6bd4\u548cvm<\/p>\n
body {
\n font-size: 100%;
\n} <\/p>\n
\u53ef\u4ee5\u4f7f\u7528 vw \u5355\u4f4d\u8bbe\u7f6e\u6587\u672c\u5927\u5c0f，\u5b83\u7684\u610f\u601d\u662f\u201c\u89c6\u53e3\u5bbd\u5ea6\u201d（"viewport width"）\u3002<\/p>\n
\u8fd9\u6837，\u6587\u672c\u5927\u5c0f\u5c06\u9075\u5faa\u6d4f\u89c8\u5668\u7a97\u53e3\u7684\u5927\u5c0f，\u8bf7\u8c03\u6574\u6d4f\u89c8\u5668\u7a97\u53e3\u7684\u5927\u5c0f，\u4ee5\u67e5\u770b\u5b57\u4f53\u5927\u5c0f\u5982\u4f55\u7f29\u653e\u3002<\/p>\n
\u5e38\u7528\u957f\u5ea6\u5355\u4f4d<\/h5>\npx（\u50cf\u7d20）\u2014\u7edd\u5bf9\u5355\u4f4d<\/h6>\nem（\u76f8\u5bf9\u4e8e\u5f53\u524d\u5143\u7d20\u6216\u5176\u7236\u5143\u7d20\u7684font-size\u7684\u500d\u6570）<\/h6>\n\n- 1em \u7b49\u4e8e\u5f53\u524d\u5b57\u4f53\u5927\u5c0f\u3002\u6d4f\u89c8\u5668\u4e2d\u7684\u9ed8\u8ba4\u6587\u672c\u5927\u5c0f\u4e3a 16px\u3002\u56e0\u6b64，\u9ed8\u8ba4\u5927\u5c0f 1em \u4e3a 16px\u3002<\/li>\n
- pixels\/16=em<\/li>\n
- \u5982\u679c\u4e0d\u5199\u5f53\u524d\u5143\u7d20\u7684font-size，\u4f1a\u5148\u627e\u5176\u7236\u5143\u7d20\u7684font-size，\u7136\u540e\u627e\u7956\u5148\u5143\u7d20（\u5305\u62ecbody\u548chtml\u6807\u7b7e），\u90fd\u6ca1\u6709，\u4f7f\u7528\u6d4f\u89c8\u5668\u9ed8\u8ba4\u503c16px<\/li>\n
- \u5982\u679c\u5f53\u524d\u5143\u7d20\u7684font-size\u5355\u4f4d\u4e5f\u662fem，\u90a3\u627e\u5176\u7236\u5143\u7d20，\u627e\u5230\u5355\u4f4d\u662fpx\u7684\u8ba1\u7b97<\/li>\n<\/ul>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123504-689c867893723.png\")
<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123505-689c8679cda94.png\")
rem（\u76f8\u5bf9\u4e8e\u6839\u5143\u7d20html\u6807\u7b7e\u7684font-size\u7684\u500d\u6570）<\/h6>\n![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123506-689c867a89696.png\")
%（\u76f8\u5bf9\u5176\u7236\u5143\u7d20\u7684\u767e\u5206\u6bd4）<\/h6>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123506-689c867ad725c.png\")
<\/p>\n
\n
\n
\n
\n
\n
\u5b57\u4f53\u65cf（\u79cd\u7c7b）\u2014font-family<\/h4>\n\n- \u89c4\u5b9a\u6587\u672c\u7684\u5b57\u4f53\u3002<\/li>\n
- font-family \u5c5e\u6027\u5e94\u5305\u542b\u591a\u4e2a\u5b57\u4f53\u540d\u79f0（\u4ece\u5de6\u5230\u53f3\u4f9d\u6b21\u5bfb\u627e）\u4f5c\u4e3a\u201c\u540e\u5907\u201d\u7cfb\u7edf，\u4ee5\u786e\u4fdd\u6d4f\u89c8\u5668\/\u64cd\u4f5c\u7cfb\u7edf\u4e4b\u95f4\u7684\u6700\u5927\u517c\u5bb9\u6027\u3002\u4ee5\u9700\u8981\u7684\u5b57\u4f53\u5f00\u59cb，\u5e76\u4ee5\u901a\u7528\u7cfb\u5217\u7ed3\u675f（\u5982\u679c\u6ca1\u6709\u5176\u4ed6\u53ef\u7528\u5b57\u4f53，\u5219\u8ba9\u6d4f\u89c8\u5668\u9009\u62e9\u901a\u7528\u7cfb\u5217\u4e2d\u7684\u76f8\u4f3c\u5b57\u4f53）\u3002\u5b57\u4f53\u540d\u79f0\u5e94\u4ee5\u9017\u53f7\u5206\u9694\u3002<\/li>\n
- \u5982\u679c\u5b57\u4f53\u540d\u79f0\u4e0d\u6b62\u4e00\u4e2a\u5355\u8bcd\u6216\u8005\u6709\u7a7a\u683c，\u5219\u5fc5\u987b\u7528\u5f15\u53f7\u5f15\u8d77\u6765，\u4f8b\u5982："Times New Roman"\u3002<\/li>\n<\/ul>\n
\u5b57\u4f53\u98ce\u683c\u2014font-style<\/h4>\n
font-style \u5c5e\u6027\u4e3b\u8981\u7528\u4e8e\u6307\u5b9a\u659c\u4f53\u6587\u672c\u3002（\u9ed8\u8ba4\u503c\u662fnormal）<\/p>\n
\u6b64\u5c5e\u6027\u53ef\u8bbe\u7f6e\u4e09\u4e2a\u503c：<\/p>\n
\n- normal – \u6587\u5b57\u6b63\u5e38\u663e\u793a<\/li>\n
- italic – \u6587\u672c\u4ee5\u659c\u4f53\u663e\u793a<\/li>\n
- oblique – \u6587\u672c\u4e3a\u201c\u503e\u659c\u201d（\u503e\u659c\u4e0e\u659c\u4f53\u975e\u5e38\u76f8\u4f3c，\u4f46\u652f\u6301\u8f83\u5c11）<\/li>\n<\/ul>\n
em\u6807\u7b7e\u4e5f\u53ef\u663e\u793a\u503e\u659c\u5b57\u4f53，\u4f46\u662f\u5b83\u8868\u793a\u8bed\u4e49\u4e0a\u5f3a\u8c03<\/p>\n
\u5b57\u4f53\u7c97\u7ec6\u2014font-weight<\/h4>\n
font-weight \u5c5e\u6027\u6307\u5b9a\u5b57\u4f53\u7684\u7c97\u7ec6：<\/p>\n
\u6b64\u5c5e\u6027\u503c\u6709：<\/p>\n
\n- lighter：\u7ec6<\/li>\n
- normal:\u6b63\u5e38<\/li>\n
- bold:\u7c97<\/li>\n
- bolder：\u5f88\u7c97（\u591a\u6570\u5b57\u4f53\u4e0d\u652f\u6301）<\/li>\n<\/ul>\n
\u6570\u503c：<\/p>\n
\n- 100~1000\u4e14\u65e0\u5355\u4f4d，\u6570\u503c\u8d8a\u5927，\u5b57\u4f53\u8d8a\u7c97（\u6216\u4e00\u6837\u7c97，\u5177\u4f53\u5f97\u770b\u5b57\u4f53\u8bbe\u8ba1\u65f6\u7684\u7cbe\u786e\u7a0b\u5ea6）\u3002<\/li>\n
- 100~300\u7b49\u540c\u4e8elighter，400~500\u7b49\u540c\u4e8enormal，600\u53ca\u4ee5\u4e0a\u7b49\u540c\u4e8ebold\u3002<\/li>\n<\/ul>\n
\u590d\u5408\u5199\u6cd5\u2014font<\/h4>\n
\u6709\u987a\u5e8f-\u5b57\u4f53\u65cf\u6700\u540e，\u5b57\u4f53\u5927\u5c0f\u5012\u6570\u7b2c\u4e8c<\/span><\/p>\n\n- \u628a\u4e0a\u8ff0\u5b57\u4f53\u6837\u5f0f\u5408\u5e76\u6210\u4e00\u4e2a\u5c5e\u6027<\/li>\n
- \u89c4\u5219：\n
\n- font-size \u548c font-family \u7684\u503c\u662f\u5fc5\u9700\u7684\u3002\u5982\u679c\u7f3a\u5c11\u5176\u4ed6\u503c\u4e4b\u4e00，\u5219\u4f1a\u4f7f\u7528\u5176\u9ed8\u8ba4\u503c\u3002<\/li>\n
- \u5b57\u4f53\u65cf\u5fc5\u987b\u662f\u6700\u540e\u4e00\u4f4d\u3001\u5b57\u4f53\u5927\u5c0f\u5fc5\u987b\u662f\u5012\u6570\u7b2c\u4e8c\u4f4d\u3002<\/li>\n<\/ul>\n<\/li>\n
- \u5404\u4e2a\u5c5e\u6027\u95f4\u7528\u7a7a\u683c\u9694\u5f00\u3002<\/li>\n<\/ul>\n
\u95f4\u8ddd<\/h3>\n
\u5355\u4f4d\u662fpx；\u6b63\u503c（\u589e\u52a0），\u8d1f\u503c（\u51cf\u5c11）<\/span><\/p>\nletter-spacing \u5c5e\u6027\u7528\u4e8e\u6307\u5b9a\u6587\u672c\u4e2d\u5b57\u7b26\u4e4b\u95f4（\u5305\u62ec\u5b57\u6bcd\u548c\u4e2d\u6587）\u7684\u95f4\u8ddd\u3002<\/h4>\n\n- \u6b63\u503c\u2014\u589e\u52a0；\u8d1f\u503c\u2014\u51cf\u5c11\u5b57\u7b26\u4e4b\u95f4\u7684\u95f4\u8ddd<\/li>\n<\/ul>\n
<!DOCTYPE html>
\n<html>
\n<head>
\n<style>
\nh1 {
\n letter-spacing: 3px;
\n}<\/p>\n
h2 {
\n letter-spacing: -3px;
\n}
\n<\/style>
\n<\/head>
\n<body> <\/p>\n
<h1>This is heading 1<\/h1>
\n<h2>This is heading 2<\/h2>
\n<h2>\u8ba1\u7b97\u673a\u7f51\u7edc<\/h2><\/p>\n
<\/body>
\n<\/html> <\/p>\n
word-spacing \u5c5e\u6027\u7528\u4e8e\u6307\u5b9a\u6587\u672c\u4e2d\u5355\u8bcd\u4e4b\u95f4（\u4e0d\u5305\u62ec\u4e2d\u6587）\u7684\u95f4\u8ddd\u3002（\u901a\u8fc7\u7a7a\u683c\u8bc6\u522b\u5355\u8bcd）<\/h4>\n\n- \u6b63\u503c\u2014\u589e\u52a0；\u8d1f\u503c\u2014\u51cf\u5c11\u5355\u8bcd\u4e4b\u95f4\u7684\u95f4\u8ddd<\/li>\n<\/ul>\n
text-decoration \u5c5e\u6027\u7528\u4e8e\u8bbe\u7f6e\u6216\u5220\u9664\u6587\u672c\u88c5\u9970\u3002<\/h4>\n
\u4fee\u9970（\u4e0a\/\u4e0b\u5212\u7ebf;\u5220\u9664\u7ebf）\u2014text-decoration<\/p>\n
\u6b64\u5c5e\u6027\u53ef\u9009\u503c：<\/p>\n
\n- none:\u65e0\u88c5\u9970\u7ebf（\u5e38\u7528）；\u901a\u5e38\u7528\u4e8e\u4ece\u94fe\u63a5\u4e0a\u5220\u9664\u4e0b\u5212\u7ebf：<\/li>\n
- underline：\u4e0b\u5212\u7ebf（\u5e38\u7528）<\/li>\n
- overline：\u4e0a\u5212\u7ebf<\/li>\n
- line-through:\u5220\u9664\u7ebf<\/li>\n<\/ul>\n
\u53ef\u642d\u914d\u5982\u4e0b\u503c\u4f7f\u7528（\u76f4\u63a5\u5728text-decoration\u503c\u540e\u9762\u52a0）：<\/p>\n
1.dotted：\u865a\u7ebf<\/p>\n
2.wavy：\u6ce2\u6d6a\u7ebf<\/p>\n
3.\u4e5f\u53ef\u4ee5\u6307\u5b9a\u989c\u8272<\/p>\n
\u989c\u8272，dotted\/wavy,underline\/overline\/line-through\u8fd9\u4e09\u8005\u987a\u5e8f\u65e0\u6240\u8c13（\u90fd\u662ftext-decoration\u7684\u503c）<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123507-689c867b457c8.png\")
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123511-689c867f5e37c.png\")
<\/p>\n
\n
\n
\u7f29\u8fdb\u2014text-indent<\/h3>\n
text-indent \u5c5e\u6027\u7528\u4e8e\u6307\u5b9a\u6587\u672c\u7b2c\u4e00\u884c\u7684\u7f29\u8fdb：<\/p>\n
\u7f29\u8fdb\u8ddd\u79bb\u8fd8\u4e0e\u5b57\u4f53\u5927\u5c0f\u6709\u5173，\u5355\u4f4d\u76ee\u524d\u662fpx（\u8fd8\u53ef\u4ee5\u5199em\u7b49）<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123516-689c86841ed1a.png\")
<\/p>\n
\n
（\u6c34\u5e73）\u5bf9\u9f50\u2014text-align<\/h3>\n
text-align \u5c5e\u6027\u7528\u4e8e\u8bbe\u7f6e\u6587\u672c\u7684\u6c34\u5e73\u5bf9\u9f50\u65b9\u5f0f\u3002<\/p>\n
\u6b64\u5c5e\u6027\u53ef\u9009\u503c：<\/p>\n
\n- left：\u5de6\u5bf9\u9f50（\u9ed8\u8ba4）<\/li>\n
- right：\u53f3\u5bf9\u9f50<\/li>\n
- center：\u5c45\u4e2d\u5bf9\u9f50\u3002<\/li>\n
- justify：\u5c06\u62c9\u4f38\u6bcf\u4e00\u884c，\u4ee5\u4f7f\u6bcf\u4e00\u884c\u5177\u6709\u76f8\u7b49\u7684\u5bbd\u5ea6，\u5e76\u4e14\u5de6\u53f3\u8fb9\u8ddd\u662f\u76f4\u7684（\u5c31\u50cf\u5728\u6742\u5fd7\u548c\u62a5\u7eb8\u4e2d）<\/li>\n<\/ul>\n
（\u5782\u76f4）\u5bf9\u9f50\u2014vertical-align<\/h3>\n
\u4f5c\u7528：\u7528\u4e8e\u6307\u5b9a\u540c\u4e00\u884c\u5143\u7d20\u4e4b\u95f4（\u884c\u5185\u5143\u7d20）<\u53ef\u4ee5\u63a7\u5236\u6587\u5b57\u6216\u8005\u56fe\u7247>\u6216\u8005\u8868\u683c\u5355\u5143\u683c\u5185\u6587\u5b57\u7684\u5782\u76f4\u5bf9\u9f50\u65b9\u5f0f<\/p>\n
\n- \u884c\u5185\u5143\u7d20（\u5982 <span>\u3001<img>\u3001<input>）\u5728\u884c\u6846（line box）\u5185\u7684\u5782\u76f4\u5bf9\u9f50\u3002<\/li>\n
- \u8868\u683c\u5355\u5143\u683c（<td>\u3001<th>）\u5185\u5bb9\u7684\u5bf9\u9f50\u3002<\/li>\n<\/ul>\n
\u6b64\u5c5e\u6027\u53ef\u9009\u503c：<\/p>\n
\n- baseline（\u9ed8\u8ba4\u503c）：\u4f7f\u5143\u7d20\u7684\u57fa\u7ebf\u4e0e\u7236\u5143\u7d20\u7684\u57fa\u7ebf\u5bf9\u9f50\u3002<\/li>\n
- bottom：\u4f7f\u5143\u7d20\u7684\u5e95\u90e8\u4e0e\u5176\u6240\u5728\u884c\u7684\u5e95\u90e8\u5bf9\u9f50\u3002(\u540c\u4e00\u884c\u5176\u4ed6\u6587\u5b57\u4e0d\u4e00\u5b9a\u5bf9\u9f50）\n
\n- baseline \u770b\u5b57\u6bcd\u5e95\u7ebf，bottom \u8d34\u884c\u6846\u5e95\u8fb9！<\/li>\n<\/ul>\n<\/li>\n
- top：\u4f7f\u5143\u7d20\u7684\u9876\u90e8\u4e0e\u5176\u6240\u5728\u884c\u7684\u9876\u90e8\u5bf9\u9f50\u3002(\u540c\u4e00\u884c\u5176\u4ed6\u6587\u5b57\u4e0d\u4e00\u5b9a\u5bf9\u9f50）<\/li>\n
- middle：\u5c06\u5143\u7d20\u7684\u4e2d\u90e8\u4e0e\u7236\u5143\u7d20\u7684 \u57fa\u7ebf（baseline） + \u7236\u5143\u7d20 x-height \u7684\u4e00\u534a \u5bf9\u9f50\u3002（\u884c\u5185\u5143\u7d20\u8fd1\u4f3c\u5c45\u4e2d\u3001\u8868\u683c\u5355\u5143\u683c\u7edd\u5bf9\u5c45\u4e2d）<\/li>\n<\/ul>\n
- x-height：\u6307\u5b57\u6bcd x \u7684\u9ad8\u5ea6（\u5c0f\u5199\u5b57\u6bcd\u7684\u4e3b\u4f53\u90e8\u5206）\u3002<\/li>\n
- \u548c\u7236\u5143\u7d20\u7684x\u5b57\u6bcd\u4e2d\u5fc3\u70b9\u5bf9\u9f50<\/li>\n
\n- \u5373\u4f7f\u7236\u5143\u7d20\u6ca1\u6709\u5b57\u6bcd x，\u6d4f\u89c8\u5668\u4f1a\u6a21\u62df\u4e00\u4e2a\u865a\u62df\u7684 x \u7684\u57fa\u7ebf（baseline）\u548c x-height \u4f5c\u4e3a\u5bf9\u9f50\u4f9d\u636e：<\/li>\n<\/ul>\n
- \u57fa\u7ebf（baseline）：\u9ed8\u8ba4\u662f\u7236\u5143\u7d20\u5b57\u4f53\u8bbe\u8ba1\u7684\u57fa\u7ebf\u4f4d\u7f6e（\u5373\u4f7f\u6ca1\u6709\u5b57\u7b26）\u3002<\/li>\n
- x-height：\u4f7f\u7528\u7236\u5143\u7d20\u5b57\u4f53\u7684 ex \u5355\u4f4d（1ex \u2248 \u5c0f\u5199\u5b57\u6bcd x \u7684\u9ad8\u5ea6）\u3002<\/li>\n
\n- \u82e5\u7236\u5143\u7d20\u662f inline-block \u56fe\u7247\u6216\u56fe\u6807：\n
\n- \u6d4f\u89c8\u5668\u4f1a\u5c06\u57fa\u7ebf\u4e0e\u56fe\u7247\u5e95\u90e8\u5bf9\u9f50，middle \u4ee5\u56fe\u7247\u9ad8\u5ea6\u7684\u4e00\u534a\u4e3a\u53c2\u8003\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
\u6ce8\u610f：<\/p>\n
\n- vertical-line\u4e0d\u80fd\u63a7\u5236\u5757\u5143\u7d20（p，div），\u4e5f\u4e0d\u80fd\u63a7\u5236\u7236\u5143\u7d20（\u6807\u7b7e\u4e2d\u53ea\u6709\u4e00\u4e2a\u5143\u7d20）<\/li>\n<\/ul>\n
.test{
\n width:400px;
\n height:4400px;
\n background-color:green;
\n vertical-align:midlle;
\n}
\n<!– 123\u662fdiv\u7684\u76f4\u63a5\u5143\u7d20，vertical-line\u7684\u4f4d\u7f6e\u4f9d\u8d56\u4e8e\u7236\u5143\u7d20 –>
\n<div class="test">123<\/div> <\/p>\n
\n- \u591a\u884c\u6587\u5b57\u5c45\u4e2d：height=line-height<\/li>\n
- \u5bf9\u4e8emiddle\u5c5e\u6027：<\/li>\n<\/ul>\n
- \u884c\u5185\u5143\u7d20（\u6587\u672c\u3001\u56fe\u7247）：\u672c\u6216\u56fe\u7247\u7684\u4e2d\u90e8\u4e0e\u7236\u5143\u7d20\u7684 baseline + 0.5ex \u5bf9\u9f50\u3002\u5982\u679c\u7236\u5143\u7d20\u8bbe\u7f6e\u4e86\u8f83\u5927\u7684 line-height，\u53ef\u80fd\u770b\u8d77\u6765\u7565\u5fae\u504f\u4e0b\u3002<\/li>\n
- \u8868\u683c\u5355\u5143\u683c：\u5355\u5143\u683c\u5185\u5bb9\u7edd\u5bf9\u5782\u76f4\u5c45\u4e2d（\u4e0e line-height \u65e0\u5173）<\/li>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123518-689c86866af90.png\")
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123519-689c868746ca0.png\")
<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123519-689c8687e6117.png\")
\u5b9e\u9645\u5e94\u7528\u793a\u4f8b<\/h4>\n\u56fe\u6587\u6df7\u6392\u5c45\u4e2d<\/h5>\n
<p>
\n <img src="icon.png" style="vertical-align: middle;">
\n \u6587\u5b57\u4e0e\u56fe\u6807\u5c45\u4e2d
\n<\/p> <\/p>\n
\u6548\u679c：\u56fe\u6807\u4e2d\u90e8\u4e0e\u6587\u5b57\u7684\u4e2d\u90e8\u5bf9\u9f50\u3002<\/p>\n
\u56fe\u7247\u6bd4\u6587\u5b57\u5c0f\u2014\u8c03\u6574\u65f6\u56fe\u7247\u4f4d\u7f6e\u6539\u53d8（\u4e0e\u6587\u5b57\u4f4d\u7f6e\u5bf9\u9f50，\u6d89\u53ca\u5230\u5b57\u4f53\u5927\u5c0f\u548c\u884c\u9ad8）<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123526-689c868ea6b05.png\")
<\/p>\n
\n
\u56fe\u7247\u6bd4\u6587\u5b57\u5927\u2014\u8c03\u6574\u65f6\u6587\u5b57\u4f4d\u7f6e\u6539\u53d8（\u4e0e\u56fe\u7247\u4f4d\u7f6e\u5bf9\u9f50）<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123531-689c8693688c1.png\")
<\/p>\n
\n
\u6309\u94ae\u5185\u56fe\u6807\u5c45\u4e2d<\/h6>\n
<button>
\n <svg style="vertical-align: middle;"><\/svg>
\n <span style="vertical-align: middle;">\u6309\u94ae<\/span>
\n<\/button> <\/p>\n
\u884c\u9ad8\u2014line-height<\/h4>\n
line-height \u5c5e\u6027\u7528\u4e8e\u6307\u5b9a\u884c\u4e4b\u95f4\u7684\u95f4\u8ddd，\u4e0e\u591a\u884c\u6587\u5b57\u7684\u5782\u76f4\u95f4\u8ddd\u6709\u5173（\u884c\u9ad8\u5927，\u6587\u5b57\u5782\u76f4\u95f4\u8ddd\u5927）<\/p>\n
\u53ef\u9009\u503c：<\/p>\n
\n- normal：\u7531\u6d4f\u89c8\u5668\u6839\u636e\u6587\u5b57\u5927\u5c0f\u51b3\u5b9a\u7684\u4e00\u4e2a\u9ed8\u8ba4\u503c\u3002<\/li>\n
- \u50cf\u7d20(px)\u3002<\/li>\n
- \u6570\u5b57：\u53c2\u8003\u81ea\u8eabfont-size \u7684\u500d\u6570（\u5f88\u5e38\u7528）\u3002<\/li>\n
- \u767e\u5206\u6bd4：\u53c2\u8003\u81ea\u8eabfont-size \u7684\u767e\u5206\u6bd4\u3002<\/li>\n<\/ul>\n
div{
\n line-height: 60px;
\n line-height: 1.5;
\n line-height:150%;
\n} <\/p>\n
\u5e94\u7528\u573a\u666f：<\/p>\n
\n- \u591a\u884c\u6587\u5b57：\u63a7\u5236\u884c\u4e0e\u884c\u4e4b\u95f4\u7684\u8ddd\u79bb\u3002<\/li>\n
- \u5bf9\u4e8e\u5355\u884c\u6587\u5b57：\u8ba9height\u7b49\u4e8eline-height，\u53ef\u4ee5\u5b9e\u73b0\u6587\u5b57\u5782\u76f4\u5c45\u4e2d\u3002（\u4e0d\u662f\u7edd\u5bf9\u7684\u5782\u76f4\u5c45\u4e2d）<\/li>\n<\/ul>\n
\u6ce8\u610f：<\/p>\n
\n- \u7531\u4e8e\u5b57\u4f53\u8bbe\u8ba1\u539f\u56e0，\u6587\u5b57\u5728\u4e00\u884c\u4e2d，\u5e76\u4e0d\u662f\u7edd\u5bf9\u5782\u76f4\u5c45\u4e2d，\u82e5\u4e00\u884c\u4e2d\u90fd\u662f\u6587\u5b57，\u4e0d\u4f1a\u592a\u5f71\u54cd\u89c2\u611f\u3002<\/li>\n
- \u4e00\u822c\u4e0d\u4f1a\u628a\u884c\u9ad8（line-height）\u8bbe\u7f6e\u4e3a\u5b57\u4f53\u5927\u5c0f（font-size）\u4e00\u6837(\u6570\u5b57\u4e5f\u4e0d\u51991；\u767e\u5206\u6bd4\u4e0d\u5199100）<\/li>\n
- \u884c\u9ad8\u8fc7\u5c0f，\u6587\u5b57\u4ea7\u751f\u91cd\u53e0，\u4e14\u6700\u5c0f\u503c\u662f\u03b8（\u591a\u884c\u6587\u5b57\u91cd\u53e0，\u80cc\u666f\u8272\u6d88\u5931\u3010\u5982\u679c\u8bbe\u7f6e\u4e86\u3011），\u4e0d\u80fd\u4e3a\u8d1f\u6570\u3002<\/li>\n
- line-height\u662f\u53ef\u4ee5\u7ee7\u627f\u7684，\u4e14\u4e3a\u4e86\u80fd\u66f4\u597d\u7684\u5448\u73b0\u6587\u5b57，\u6700\u597d\u5199\u6570\u503c\u3002<\/li>\n<\/ul>\n
line-height\u548cheight\u662f\u4ec0\u4e48\u5173\u7cfb？<\/p>\n
- \u8bbe\u7f6e\u4e86height，\u90a3\u4e48\u9ad8\u5ea6\u5c31\u662fheight\u7684\u503c\u3002<\/li>\n
- \u4e0d\u8bbe\u7f6eheight\u7684\u65f6\u5019，\u4f1a\u6839\u636eline-height\u8ba1\u7b97\u9ad8\u5ea6\u3002<\/li>\n
- height\u662f\u6574\u4f53\u7684\u884c\u9ad8（\u5982\u679c\u8bbe\u7f6e\u4e86height）<\/li>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123536-689c86986fca9.png\")
<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123537-689c86996a040.png\")
\u4f46\u662f\u884c\u9ad8\u6700\u9ad8\u5199\u6570\u5b57，\u81ea\u52a8\u7f29\u653e\u6bd4\u4f8b，\u6839\u636e\u4e0d\u540c\u7684\u5b57\u4f53\u5927\u5c0f\u81ea\u52a8\u8ba1\u7b97（\u53ea\u7ee7\u627f\u7f29\u653e\u6bd4\u4f8b），\u76f4\u63a5\u5199\u50cf\u7d20\u5c31\u76f4\u63a5\u7ee7\u627f\u50cf\u7d20<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123539-689c869b064ff.png\")
<\/p>\n
\u2705 \u63a8\u8350\u4f7f\u7528\u65e0\u5355\u4f4d\u7684 line-height（\u5982 1.6），\u56e0\u4e3a\u5b83\u80fd\u66f4\u597d\u5730\u9002\u5e94\u4e0d\u540c\u5b57\u4f53\u5927\u5c0f\u3002 \u274c \u907f\u514d\u4f7f\u7528 em \u6216 % \u5355\u4f4d，\u9664\u975e\u4f60\u6709\u7279\u6b8a\u9700\u6c42\u3002 \u274c \u4f7f\u7528 px \u56fa\u5b9a\u503c\u4f1a\u5931\u53bb\u7075\u6d3b\u6027，\u4e0d\u5229\u4e8e\u54cd\u5e94\u5f0f\u8bbe\u8ba1\u3002<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813123540-689c869ca9fac.png\")
<\/p>\n
body { font-size: 16px; line-height: 1.5em; } \/* \u8ba1\u7b97\u4e3a 24px *\/
\nh1 { font-size: 32px; } \/* \u4f46 h1 \u7684\u884c\u9ad8\u4ecd\u7136\u662f 24px，\u53ef\u80fd\u592a\u6324 *\/ <\/p>\n
\u5982\u679c line-height \u662f\u65e0\u5355\u4f4d\u7684 1.5，h1 \u4f1a\u81ea\u52a8\u8ba1\u7b97\u4e3a 32px \u00d7 1.5 = 48px，\u66f4\u5408\u7406\u3002<\/p>\n
\n
\n
\n
\n
\n
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\n} <\/p>\n\u53ef\u4ee5\u4f7f\u7528 vw \u5355\u4f4d\u8bbe\u7f6e\u6587\u672c\u5927\u5c0f，\u5b83\u7684\u610f\u601d\u662f\u201c\u89c6\u53e3\u5bbd\u5ea6\u201d（"viewport width"）\u3002<\/p>\n
\u8fd9\u6837，\u6587\u672c\u5927\u5c0f\u5c06\u9075\u5faa\u6d4f\u89c8\u5668\u7a97\u53e3\u7684\u5927\u5c0f，\u8bf7\u8c03\u6574\u6d4f\u89c8\u5668\u7a97\u53e3\u7684\u5927\u5c0f，\u4ee5\u67e5\u770b\u5b57\u4f53\u5927\u5c0f\u5982\u4f55\u7f29\u653e\u3002<\/p>\n
\u5e38\u7528\u957f\u5ea6\u5355\u4f4d<\/h5>\n
px（\u50cf\u7d20）\u2014\u7edd\u5bf9\u5355\u4f4d<\/h6>\n
em（\u76f8\u5bf9\u4e8e\u5f53\u524d\u5143\u7d20\u6216\u5176\u7236\u5143\u7d20\u7684font-size\u7684\u500d\u6570）<\/h6>\n
- \n
- 1em \u7b49\u4e8e\u5f53\u524d\u5b57\u4f53\u5927\u5c0f\u3002\u6d4f\u89c8\u5668\u4e2d\u7684\u9ed8\u8ba4\u6587\u672c\u5927\u5c0f\u4e3a 16px\u3002\u56e0\u6b64，\u9ed8\u8ba4\u5927\u5c0f 1em \u4e3a 16px\u3002<\/li>\n
- pixels\/16=em<\/li>\n
- \u5982\u679c\u4e0d\u5199\u5f53\u524d\u5143\u7d20\u7684font-size，\u4f1a\u5148\u627e\u5176\u7236\u5143\u7d20\u7684font-size，\u7136\u540e\u627e\u7956\u5148\u5143\u7d20（\u5305\u62ecbody\u548chtml\u6807\u7b7e），\u90fd\u6ca1\u6709，\u4f7f\u7528\u6d4f\u89c8\u5668\u9ed8\u8ba4\u503c16px<\/li>\n
- \u5982\u679c\u5f53\u524d\u5143\u7d20\u7684font-size\u5355\u4f4d\u4e5f\u662fem，\u90a3\u627e\u5176\u7236\u5143\u7d20，\u627e\u5230\u5355\u4f4d\u662fpx\u7684\u8ba1\u7b97<\/li>\n<\/ul>\n<\/p>\nrem（\u76f8\u5bf9\u4e8e\u6839\u5143\u7d20html\u6807\u7b7e\u7684font-size\u7684\u500d\u6570）<\/h6>\n%（\u76f8\u5bf9\u5176\u7236\u5143\u7d20\u7684\u767e\u5206\u6bd4）<\/h6>\n<\/p>\n
\n
\n
\n
\n
\n
\u5b57\u4f53\u65cf（\u79cd\u7c7b）\u2014font-family<\/h4>\n
- \n
- \u89c4\u5b9a\u6587\u672c\u7684\u5b57\u4f53\u3002<\/li>\n
- font-family \u5c5e\u6027\u5e94\u5305\u542b\u591a\u4e2a\u5b57\u4f53\u540d\u79f0（\u4ece\u5de6\u5230\u53f3\u4f9d\u6b21\u5bfb\u627e）\u4f5c\u4e3a\u201c\u540e\u5907\u201d\u7cfb\u7edf，\u4ee5\u786e\u4fdd\u6d4f\u89c8\u5668\/\u64cd\u4f5c\u7cfb\u7edf\u4e4b\u95f4\u7684\u6700\u5927\u517c\u5bb9\u6027\u3002\u4ee5\u9700\u8981\u7684\u5b57\u4f53\u5f00\u59cb，\u5e76\u4ee5\u901a\u7528\u7cfb\u5217\u7ed3\u675f（\u5982\u679c\u6ca1\u6709\u5176\u4ed6\u53ef\u7528\u5b57\u4f53，\u5219\u8ba9\u6d4f\u89c8\u5668\u9009\u62e9\u901a\u7528\u7cfb\u5217\u4e2d\u7684\u76f8\u4f3c\u5b57\u4f53）\u3002\u5b57\u4f53\u540d\u79f0\u5e94\u4ee5\u9017\u53f7\u5206\u9694\u3002<\/li>\n
- \u5982\u679c\u5b57\u4f53\u540d\u79f0\u4e0d\u6b62\u4e00\u4e2a\u5355\u8bcd\u6216\u8005\u6709\u7a7a\u683c，\u5219\u5fc5\u987b\u7528\u5f15\u53f7\u5f15\u8d77\u6765，\u4f8b\u5982："Times New Roman"\u3002<\/li>\n<\/ul>\n
\u5b57\u4f53\u98ce\u683c\u2014font-style<\/h4>\n
font-style \u5c5e\u6027\u4e3b\u8981\u7528\u4e8e\u6307\u5b9a\u659c\u4f53\u6587\u672c\u3002（\u9ed8\u8ba4\u503c\u662fnormal）<\/p>\n
\u6b64\u5c5e\u6027\u53ef\u8bbe\u7f6e\u4e09\u4e2a\u503c：<\/p>\n
- \n
- normal – \u6587\u5b57\u6b63\u5e38\u663e\u793a<\/li>\n
- italic – \u6587\u672c\u4ee5\u659c\u4f53\u663e\u793a<\/li>\n
- oblique – \u6587\u672c\u4e3a\u201c\u503e\u659c\u201d（\u503e\u659c\u4e0e\u659c\u4f53\u975e\u5e38\u76f8\u4f3c，\u4f46\u652f\u6301\u8f83\u5c11）<\/li>\n<\/ul>\n
em\u6807\u7b7e\u4e5f\u53ef\u663e\u793a\u503e\u659c\u5b57\u4f53，\u4f46\u662f\u5b83\u8868\u793a\u8bed\u4e49\u4e0a\u5f3a\u8c03<\/p>\n
\u5b57\u4f53\u7c97\u7ec6\u2014font-weight<\/h4>\n
font-weight \u5c5e\u6027\u6307\u5b9a\u5b57\u4f53\u7684\u7c97\u7ec6：<\/p>\n
\u6b64\u5c5e\u6027\u503c\u6709：<\/p>\n
- \n
- lighter：\u7ec6<\/li>\n
- normal:\u6b63\u5e38<\/li>\n
- bold:\u7c97<\/li>\n
- bolder：\u5f88\u7c97（\u591a\u6570\u5b57\u4f53\u4e0d\u652f\u6301）<\/li>\n<\/ul>\n
\u6570\u503c：<\/p>\n
- \n
- 100~1000\u4e14\u65e0\u5355\u4f4d，\u6570\u503c\u8d8a\u5927，\u5b57\u4f53\u8d8a\u7c97（\u6216\u4e00\u6837\u7c97，\u5177\u4f53\u5f97\u770b\u5b57\u4f53\u8bbe\u8ba1\u65f6\u7684\u7cbe\u786e\u7a0b\u5ea6）\u3002<\/li>\n
- 100~300\u7b49\u540c\u4e8elighter，400~500\u7b49\u540c\u4e8enormal，600\u53ca\u4ee5\u4e0a\u7b49\u540c\u4e8ebold\u3002<\/li>\n<\/ul>\n
\u590d\u5408\u5199\u6cd5\u2014font<\/h4>\n
\u6709\u987a\u5e8f-\u5b57\u4f53\u65cf\u6700\u540e，\u5b57\u4f53\u5927\u5c0f\u5012\u6570\u7b2c\u4e8c<\/span><\/p>\n
- \n
- \u628a\u4e0a\u8ff0\u5b57\u4f53\u6837\u5f0f\u5408\u5e76\u6210\u4e00\u4e2a\u5c5e\u6027<\/li>\n
- \u89c4\u5219：\n
- \n
- font-size \u548c font-family \u7684\u503c\u662f\u5fc5\u9700\u7684\u3002\u5982\u679c\u7f3a\u5c11\u5176\u4ed6\u503c\u4e4b\u4e00，\u5219\u4f1a\u4f7f\u7528\u5176\u9ed8\u8ba4\u503c\u3002<\/li>\n
- \u5b57\u4f53\u65cf\u5fc5\u987b\u662f\u6700\u540e\u4e00\u4f4d\u3001\u5b57\u4f53\u5927\u5c0f\u5fc5\u987b\u662f\u5012\u6570\u7b2c\u4e8c\u4f4d\u3002<\/li>\n<\/ul>\n<\/li>\n
- \u5404\u4e2a\u5c5e\u6027\u95f4\u7528\u7a7a\u683c\u9694\u5f00\u3002<\/li>\n<\/ul>\n
\u95f4\u8ddd<\/h3>\n
\u5355\u4f4d\u662fpx；\u6b63\u503c（\u589e\u52a0），\u8d1f\u503c（\u51cf\u5c11）<\/span><\/p>\n
letter-spacing \u5c5e\u6027\u7528\u4e8e\u6307\u5b9a\u6587\u672c\u4e2d\u5b57\u7b26\u4e4b\u95f4（\u5305\u62ec\u5b57\u6bcd\u548c\u4e2d\u6587）\u7684\u95f4\u8ddd\u3002<\/h4>\n
- \n
- \u6b63\u503c\u2014\u589e\u52a0；\u8d1f\u503c\u2014\u51cf\u5c11\u5b57\u7b26\u4e4b\u95f4\u7684\u95f4\u8ddd<\/li>\n<\/ul>\n
<!DOCTYPE html>
\n<html>
\n<head>
\n<style>
\nh1 {
\n letter-spacing: 3px;
\n}<\/p>\nh2 {
\n letter-spacing: -3px;
\n}
\n<\/style>
\n<\/head>
\n<body> <\/p>\n<h1>This is heading 1<\/h1>
\n<h2>This is heading 2<\/h2>
\n<h2>\u8ba1\u7b97\u673a\u7f51\u7edc<\/h2><\/p>\n<\/body>
\n<\/html> <\/p>\nword-spacing \u5c5e\u6027\u7528\u4e8e\u6307\u5b9a\u6587\u672c\u4e2d\u5355\u8bcd\u4e4b\u95f4（\u4e0d\u5305\u62ec\u4e2d\u6587）\u7684\u95f4\u8ddd\u3002（\u901a\u8fc7\u7a7a\u683c\u8bc6\u522b\u5355\u8bcd）<\/h4>\n
- \n
- \u6b63\u503c\u2014\u589e\u52a0；\u8d1f\u503c\u2014\u51cf\u5c11\u5355\u8bcd\u4e4b\u95f4\u7684\u95f4\u8ddd<\/li>\n<\/ul>\n
text-decoration \u5c5e\u6027\u7528\u4e8e\u8bbe\u7f6e\u6216\u5220\u9664\u6587\u672c\u88c5\u9970\u3002<\/h4>\n
\u4fee\u9970（\u4e0a\/\u4e0b\u5212\u7ebf;\u5220\u9664\u7ebf）\u2014text-decoration<\/p>\n
\u6b64\u5c5e\u6027\u53ef\u9009\u503c：<\/p>\n
- \n
- none:\u65e0\u88c5\u9970\u7ebf（\u5e38\u7528）；\u901a\u5e38\u7528\u4e8e\u4ece\u94fe\u63a5\u4e0a\u5220\u9664\u4e0b\u5212\u7ebf：<\/li>\n
- underline：\u4e0b\u5212\u7ebf（\u5e38\u7528）<\/li>\n
- overline：\u4e0a\u5212\u7ebf<\/li>\n
- line-through:\u5220\u9664\u7ebf<\/li>\n<\/ul>\n
\u53ef\u642d\u914d\u5982\u4e0b\u503c\u4f7f\u7528（\u76f4\u63a5\u5728text-decoration\u503c\u540e\u9762\u52a0）：<\/p>\n
1.dotted：\u865a\u7ebf<\/p>\n
2.wavy：\u6ce2\u6d6a\u7ebf<\/p>\n
3.\u4e5f\u53ef\u4ee5\u6307\u5b9a\u989c\u8272<\/p>\n
\u989c\u8272，dotted\/wavy,underline\/overline\/line-through\u8fd9\u4e09\u8005\u987a\u5e8f\u65e0\u6240\u8c13（\u90fd\u662ftext-decoration\u7684\u503c）<\/p>\n
<\/p>\n\n
\n
\u7f29\u8fdb\u2014text-indent<\/h3>\n
text-indent \u5c5e\u6027\u7528\u4e8e\u6307\u5b9a\u6587\u672c\u7b2c\u4e00\u884c\u7684\u7f29\u8fdb：<\/p>\n
\u7f29\u8fdb\u8ddd\u79bb\u8fd8\u4e0e\u5b57\u4f53\u5927\u5c0f\u6709\u5173，\u5355\u4f4d\u76ee\u524d\u662fpx（\u8fd8\u53ef\u4ee5\u5199em\u7b49）<\/p>\n
<\/p>\n\n
（\u6c34\u5e73）\u5bf9\u9f50\u2014text-align<\/h3>\n
text-align \u5c5e\u6027\u7528\u4e8e\u8bbe\u7f6e\u6587\u672c\u7684\u6c34\u5e73\u5bf9\u9f50\u65b9\u5f0f\u3002<\/p>\n
\u6b64\u5c5e\u6027\u53ef\u9009\u503c：<\/p>\n
- \n
- left：\u5de6\u5bf9\u9f50（\u9ed8\u8ba4）<\/li>\n
- right：\u53f3\u5bf9\u9f50<\/li>\n
- center：\u5c45\u4e2d\u5bf9\u9f50\u3002<\/li>\n
- justify：\u5c06\u62c9\u4f38\u6bcf\u4e00\u884c，\u4ee5\u4f7f\u6bcf\u4e00\u884c\u5177\u6709\u76f8\u7b49\u7684\u5bbd\u5ea6，\u5e76\u4e14\u5de6\u53f3\u8fb9\u8ddd\u662f\u76f4\u7684（\u5c31\u50cf\u5728\u6742\u5fd7\u548c\u62a5\u7eb8\u4e2d）<\/li>\n<\/ul>\n
（\u5782\u76f4）\u5bf9\u9f50\u2014vertical-align<\/h3>\n
\u4f5c\u7528：\u7528\u4e8e\u6307\u5b9a\u540c\u4e00\u884c\u5143\u7d20\u4e4b\u95f4（\u884c\u5185\u5143\u7d20）<\u53ef\u4ee5\u63a7\u5236\u6587\u5b57\u6216\u8005\u56fe\u7247>\u6216\u8005\u8868\u683c\u5355\u5143\u683c\u5185\u6587\u5b57\u7684\u5782\u76f4\u5bf9\u9f50\u65b9\u5f0f<\/p>\n
- \n
- \u884c\u5185\u5143\u7d20（\u5982 <span>\u3001<img>\u3001<input>）\u5728\u884c\u6846（line box）\u5185\u7684\u5782\u76f4\u5bf9\u9f50\u3002<\/li>\n
- \u8868\u683c\u5355\u5143\u683c（<td>\u3001<th>）\u5185\u5bb9\u7684\u5bf9\u9f50\u3002<\/li>\n<\/ul>\n
\u6b64\u5c5e\u6027\u53ef\u9009\u503c：<\/p>\n
- \n
- baseline（\u9ed8\u8ba4\u503c）：\u4f7f\u5143\u7d20\u7684\u57fa\u7ebf\u4e0e\u7236\u5143\u7d20\u7684\u57fa\u7ebf\u5bf9\u9f50\u3002<\/li>\n
- bottom：\u4f7f\u5143\u7d20\u7684\u5e95\u90e8\u4e0e\u5176\u6240\u5728\u884c\u7684\u5e95\u90e8\u5bf9\u9f50\u3002(\u540c\u4e00\u884c\u5176\u4ed6\u6587\u5b57\u4e0d\u4e00\u5b9a\u5bf9\u9f50）\n
- \n
- baseline \u770b\u5b57\u6bcd\u5e95\u7ebf，bottom \u8d34\u884c\u6846\u5e95\u8fb9！<\/li>\n<\/ul>\n<\/li>\n
- top：\u4f7f\u5143\u7d20\u7684\u9876\u90e8\u4e0e\u5176\u6240\u5728\u884c\u7684\u9876\u90e8\u5bf9\u9f50\u3002(\u540c\u4e00\u884c\u5176\u4ed6\u6587\u5b57\u4e0d\u4e00\u5b9a\u5bf9\u9f50）<\/li>\n
- middle：\u5c06\u5143\u7d20\u7684\u4e2d\u90e8\u4e0e\u7236\u5143\u7d20\u7684 \u57fa\u7ebf（baseline） + \u7236\u5143\u7d20 x-height \u7684\u4e00\u534a \u5bf9\u9f50\u3002（\u884c\u5185\u5143\u7d20\u8fd1\u4f3c\u5c45\u4e2d\u3001\u8868\u683c\u5355\u5143\u683c\u7edd\u5bf9\u5c45\u4e2d）<\/li>\n<\/ul>\n
- x-height：\u6307\u5b57\u6bcd x \u7684\u9ad8\u5ea6（\u5c0f\u5199\u5b57\u6bcd\u7684\u4e3b\u4f53\u90e8\u5206）\u3002<\/li>\n
- \u548c\u7236\u5143\u7d20\u7684x\u5b57\u6bcd\u4e2d\u5fc3\u70b9\u5bf9\u9f50<\/li>\n
- \n
- \u5373\u4f7f\u7236\u5143\u7d20\u6ca1\u6709\u5b57\u6bcd x，\u6d4f\u89c8\u5668\u4f1a\u6a21\u62df\u4e00\u4e2a\u865a\u62df\u7684 x \u7684\u57fa\u7ebf（baseline）\u548c x-height \u4f5c\u4e3a\u5bf9\u9f50\u4f9d\u636e：<\/li>\n<\/ul>\n
- \u57fa\u7ebf（baseline）：\u9ed8\u8ba4\u662f\u7236\u5143\u7d20\u5b57\u4f53\u8bbe\u8ba1\u7684\u57fa\u7ebf\u4f4d\u7f6e（\u5373\u4f7f\u6ca1\u6709\u5b57\u7b26）\u3002<\/li>\n
- x-height：\u4f7f\u7528\u7236\u5143\u7d20\u5b57\u4f53\u7684 ex \u5355\u4f4d（1ex \u2248 \u5c0f\u5199\u5b57\u6bcd x \u7684\u9ad8\u5ea6）\u3002<\/li>\n
- \n
- \u82e5\u7236\u5143\u7d20\u662f inline-block \u56fe\u7247\u6216\u56fe\u6807：\n
- \n
- \u6d4f\u89c8\u5668\u4f1a\u5c06\u57fa\u7ebf\u4e0e\u56fe\u7247\u5e95\u90e8\u5bf9\u9f50，middle \u4ee5\u56fe\u7247\u9ad8\u5ea6\u7684\u4e00\u534a\u4e3a\u53c2\u8003\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
\u6ce8\u610f：<\/p>\n
- \n
- vertical-line\u4e0d\u80fd\u63a7\u5236\u5757\u5143\u7d20（p，div），\u4e5f\u4e0d\u80fd\u63a7\u5236\u7236\u5143\u7d20（\u6807\u7b7e\u4e2d\u53ea\u6709\u4e00\u4e2a\u5143\u7d20）<\/li>\n<\/ul>\n
.test{
\n width:400px;
\n height:4400px;
\n background-color:green;
\n vertical-align:midlle;
\n}
\n<!– 123\u662fdiv\u7684\u76f4\u63a5\u5143\u7d20，vertical-line\u7684\u4f4d\u7f6e\u4f9d\u8d56\u4e8e\u7236\u5143\u7d20 –>
\n<div class="test">123<\/div> <\/p>\n- \n
- \u591a\u884c\u6587\u5b57\u5c45\u4e2d：height=line-height<\/li>\n
- \u5bf9\u4e8emiddle\u5c5e\u6027：<\/li>\n<\/ul>\n
- \u884c\u5185\u5143\u7d20（\u6587\u672c\u3001\u56fe\u7247）：\u672c\u6216\u56fe\u7247\u7684\u4e2d\u90e8\u4e0e\u7236\u5143\u7d20\u7684 baseline + 0.5ex \u5bf9\u9f50\u3002\u5982\u679c\u7236\u5143\u7d20\u8bbe\u7f6e\u4e86\u8f83\u5927\u7684 line-height，\u53ef\u80fd\u770b\u8d77\u6765\u7565\u5fae\u504f\u4e0b\u3002<\/li>\n
- \u8868\u683c\u5355\u5143\u683c：\u5355\u5143\u683c\u5185\u5bb9\u7edd\u5bf9\u5782\u76f4\u5c45\u4e2d（\u4e0e line-height \u65e0\u5173）<\/li>\n<\/p>\n\u5b9e\u9645\u5e94\u7528\u793a\u4f8b<\/h4>\n
\u56fe\u6587\u6df7\u6392\u5c45\u4e2d<\/h5>\n
<p>
\n <img src="icon.png" style="vertical-align: middle;">
\n \u6587\u5b57\u4e0e\u56fe\u6807\u5c45\u4e2d
\n<\/p> <\/p>\n\u6548\u679c：\u56fe\u6807\u4e2d\u90e8\u4e0e\u6587\u5b57\u7684\u4e2d\u90e8\u5bf9\u9f50\u3002<\/p>\n
\u56fe\u7247\u6bd4\u6587\u5b57\u5c0f\u2014\u8c03\u6574\u65f6\u56fe\u7247\u4f4d\u7f6e\u6539\u53d8（\u4e0e\u6587\u5b57\u4f4d\u7f6e\u5bf9\u9f50，\u6d89\u53ca\u5230\u5b57\u4f53\u5927\u5c0f\u548c\u884c\u9ad8）<\/p>\n
<\/p>\n\n
\u56fe\u7247\u6bd4\u6587\u5b57\u5927\u2014\u8c03\u6574\u65f6\u6587\u5b57\u4f4d\u7f6e\u6539\u53d8（\u4e0e\u56fe\u7247\u4f4d\u7f6e\u5bf9\u9f50）<\/p>\n
<\/p>\n\n
\u6309\u94ae\u5185\u56fe\u6807\u5c45\u4e2d<\/h6>\n
<button>
\n <svg style="vertical-align: middle;"><\/svg>
\n <span style="vertical-align: middle;">\u6309\u94ae<\/span>
\n<\/button> <\/p>\n\u884c\u9ad8\u2014line-height<\/h4>\n
line-height \u5c5e\u6027\u7528\u4e8e\u6307\u5b9a\u884c\u4e4b\u95f4\u7684\u95f4\u8ddd，\u4e0e\u591a\u884c\u6587\u5b57\u7684\u5782\u76f4\u95f4\u8ddd\u6709\u5173（\u884c\u9ad8\u5927，\u6587\u5b57\u5782\u76f4\u95f4\u8ddd\u5927）<\/p>\n
\u53ef\u9009\u503c：<\/p>\n
- \n
- normal：\u7531\u6d4f\u89c8\u5668\u6839\u636e\u6587\u5b57\u5927\u5c0f\u51b3\u5b9a\u7684\u4e00\u4e2a\u9ed8\u8ba4\u503c\u3002<\/li>\n
- \u50cf\u7d20(px)\u3002<\/li>\n
- \u6570\u5b57：\u53c2\u8003\u81ea\u8eabfont-size \u7684\u500d\u6570（\u5f88\u5e38\u7528）\u3002<\/li>\n
- \u767e\u5206\u6bd4：\u53c2\u8003\u81ea\u8eabfont-size \u7684\u767e\u5206\u6bd4\u3002<\/li>\n<\/ul>\n
div{
\n line-height: 60px;
\n line-height: 1.5;
\n line-height:150%;
\n} <\/p>\n\u5e94\u7528\u573a\u666f：<\/p>\n
- \n
- \u591a\u884c\u6587\u5b57：\u63a7\u5236\u884c\u4e0e\u884c\u4e4b\u95f4\u7684\u8ddd\u79bb\u3002<\/li>\n
- \u5bf9\u4e8e\u5355\u884c\u6587\u5b57：\u8ba9height\u7b49\u4e8eline-height，\u53ef\u4ee5\u5b9e\u73b0\u6587\u5b57\u5782\u76f4\u5c45\u4e2d\u3002（\u4e0d\u662f\u7edd\u5bf9\u7684\u5782\u76f4\u5c45\u4e2d）<\/li>\n<\/ul>\n
\u6ce8\u610f：<\/p>\n
- \n
- \u7531\u4e8e\u5b57\u4f53\u8bbe\u8ba1\u539f\u56e0，\u6587\u5b57\u5728\u4e00\u884c\u4e2d，\u5e76\u4e0d\u662f\u7edd\u5bf9\u5782\u76f4\u5c45\u4e2d，\u82e5\u4e00\u884c\u4e2d\u90fd\u662f\u6587\u5b57，\u4e0d\u4f1a\u592a\u5f71\u54cd\u89c2\u611f\u3002<\/li>\n
- \u4e00\u822c\u4e0d\u4f1a\u628a\u884c\u9ad8（line-height）\u8bbe\u7f6e\u4e3a\u5b57\u4f53\u5927\u5c0f（font-size）\u4e00\u6837(\u6570\u5b57\u4e5f\u4e0d\u51991；\u767e\u5206\u6bd4\u4e0d\u5199100）<\/li>\n
- \u884c\u9ad8\u8fc7\u5c0f，\u6587\u5b57\u4ea7\u751f\u91cd\u53e0，\u4e14\u6700\u5c0f\u503c\u662f\u03b8（\u591a\u884c\u6587\u5b57\u91cd\u53e0，\u80cc\u666f\u8272\u6d88\u5931\u3010\u5982\u679c\u8bbe\u7f6e\u4e86\u3011），\u4e0d\u80fd\u4e3a\u8d1f\u6570\u3002<\/li>\n
- line-height\u662f\u53ef\u4ee5\u7ee7\u627f\u7684，\u4e14\u4e3a\u4e86\u80fd\u66f4\u597d\u7684\u5448\u73b0\u6587\u5b57，\u6700\u597d\u5199\u6570\u503c\u3002<\/li>\n<\/ul>\n
line-height\u548cheight\u662f\u4ec0\u4e48\u5173\u7cfb？<\/p>\n
- \u8bbe\u7f6e\u4e86height，\u90a3\u4e48\u9ad8\u5ea6\u5c31\u662fheight\u7684\u503c\u3002<\/li>\n
- \u4e0d\u8bbe\u7f6eheight\u7684\u65f6\u5019，\u4f1a\u6839\u636eline-height\u8ba1\u7b97\u9ad8\u5ea6\u3002<\/li>\n
- height\u662f\u6574\u4f53\u7684\u884c\u9ad8（\u5982\u679c\u8bbe\u7f6e\u4e86height）<\/li>\n<\/p>\n\u4f46\u662f\u884c\u9ad8\u6700\u9ad8\u5199\u6570\u5b57，\u81ea\u52a8\u7f29\u653e\u6bd4\u4f8b，\u6839\u636e\u4e0d\u540c\u7684\u5b57\u4f53\u5927\u5c0f\u81ea\u52a8\u8ba1\u7b97（\u53ea\u7ee7\u627f\u7f29\u653e\u6bd4\u4f8b），\u76f4\u63a5\u5199\u50cf\u7d20\u5c31\u76f4\u63a5\u7ee7\u627f\u50cf\u7d20<\/p>\n<\/p>\n
\u2705 \u63a8\u8350\u4f7f\u7528\u65e0\u5355\u4f4d\u7684 line-height（\u5982 1.6），\u56e0\u4e3a\u5b83\u80fd\u66f4\u597d\u5730\u9002\u5e94\u4e0d\u540c\u5b57\u4f53\u5927\u5c0f\u3002 \u274c \u907f\u514d\u4f7f\u7528 em \u6216 % \u5355\u4f4d，\u9664\u975e\u4f60\u6709\u7279\u6b8a\u9700\u6c42\u3002 \u274c \u4f7f\u7528 px \u56fa\u5b9a\u503c\u4f1a\u5931\u53bb\u7075\u6d3b\u6027，\u4e0d\u5229\u4e8e\u54cd\u5e94\u5f0f\u8bbe\u8ba1\u3002<\/p>\n
<\/p>\nbody { font-size: 16px; line-height: 1.5em; } \/* \u8ba1\u7b97\u4e3a 24px *\/
\nh1 { font-size: 32px; } \/* \u4f46 h1 \u7684\u884c\u9ad8\u4ecd\u7136\u662f 24px，\u53ef\u80fd\u592a\u6324 *\/ <\/p>\n\u5982\u679c line-height \u662f\u65e0\u5355\u4f4d\u7684 1.5，h1 \u4f1a\u81ea\u52a8\u8ba1\u7b97\u4e3a 32px \u00d7 1.5 = 48px，\u66f4\u5408\u7406\u3002<\/p>\n
\n
\n
\n
\n
\n
\n","protected":false},"excerpt":{"rendered":"
\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb15\u6b21\u3002\u672c\u6587\u603b\u7ed3\u4e86CSS\u524d\u7aef\u5f00\u53d1\u4e2d\u7684\u6838\u5fc3\u77e5\u8bc6\u70b9\uff0c\u5305\u62ec\u989c\u8272\u8868\u793a\u65b9\u6cd5\uff08\u989c\u8272\u540d\u3001RGB\/RGBA\uff09\u3001\u6587\u672c\u5c5e\u6027\u8bbe\u7f6e\uff08\u5b57\u4f53\u5927\u5c0f\u3001\u5b57\u4f53\u65cf\u3001\u7c97\u7ec6\u3001\u95f4\u8ddd\u7b49\uff09\u4ee5\u53ca\u6587\u672c\u5bf9\u9f50\u65b9\u5f0f\u3002\u91cd\u70b9\u8bb2\u89e3\u4e86font-size\u7684px\/em\/rem\u5355\u4f4d\u533a\u522b\u3001line-height\u7684\u884c\u9ad8\u63a7\u5236\u6280\u5de7\uff0c\u4ee5\u53cavertical-align\u5b9e\u73b0\u56fe\u6587\u6df7\u6392\u5782\u76f4\u5c45\u4e2d\u7684\u5b9e\u7528\u65b9\u6cd5\u3002\u6587\u7ae0\u8fd8\u63d0\u4f9b\u4e86\u5e38\u89c1CSS\u5c5e\u6027\u7684\u4f7f\u7528\u793a\u4f8b\u548c\u6700\u4f73\u5b9e\u8df5\u5efa\u8bae\uff0c\u5982\u63a8\u8350\u4f7f\u7528\u65e0\u5355\u4f4d\u7684line-height\u503c\uff0c\u907f\u514d\u56fa\u5b9a\u50cf\u7d20\u503c\u7b49\u3002\u9002\u5408\u524d\u7aef\u521d\u5b66\u8005\u7cfb\u7edf\u5b66\u4e60CSS\u6587\u672c\u6837\u5f0f\u63a7\u5236\uff0c\u5185\u5bb9\u6e90\u81eaB\u7ad9\u76f8\u5173\u8bfe\u7a0b\u7b14\u8bb0\u6574\u7406\u3002<\/p>\n","protected":false},"author":2,"featured_media":55296,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[573,87,371,5511,305],"topic":[],"class_list":["post-55323","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-css","tag-87","tag-371","tag-5511","tag-305"],"yoast_head":"\n
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