{"id":9886,"date":"2021-03-14T11:00:26","date_gmt":"2021-03-14T03:00:26","guid":{"rendered":"https:\/\/www.zhangxinxu.com\/wordpress\/?p=9886"},"modified":"2021-03-14T11:01:49","modified_gmt":"2021-03-14T03:01:49","slug":"css-line-height-step","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2021\/03\/css-line-height-step\/","title":{"rendered":"CSS line-height-step\u5c5e\u6027\u7b80\u4ecb"},"content":{"rendered":"<p>by <a href=\"https:\/\/www.zhangxinxu.com\/\">zhangxinxu<\/a> from <a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=9886\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=9886<\/a><br \/>\n\u672c\u6587\u6b22\u8fce\u5206\u4eab\u4e0e\u805a\u5408\uff0c\u5168\u6587\u8f6c\u8f7d\u5c31\u4e0d\u5fc5\u4e86\uff0c\u5c0a\u91cd\u7248\u6743\uff0c\u5708\u5b50\u5c31\u8fd9\u4e48\u5927\uff0c\u82e5\u6025\u7528\u53ef\u4ee5\u8054\u7cfb\u6388\u6743\u3002<\/p>\n<p><script>window.wxShareImgUrl = 'https:\/\/www.zhangxinxu.com\/study\/image\/share\/202103-line-height-step.png';<\/script><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202103\/line-height-step-cover.png\" width=\"355\" height=\"213\" alt=\"line-height-step\u5360\u4f4d\u56fe\" class=\"alignright clip thumb size-medium\" \/><\/p>\n<p>CSS\u4e2d\u7684<code>line-height-step<\/code>\u5c5e\u6027\u53ef\u4ee5\u8ba9\u6587\u5b57\u5185\u5bb9\u5360\u636e\u7684\u884c\u9ad8\u6c38\u8fdc\u662f<code>line-height-step<\/code>\u5c5e\u6027\u503c\u7684\u6574\u6570\u500d\u3002<\/p>\n<p>\u8bed\u6cd5\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>line-height-step: &lt;length&gt;<\/pre>\n<p>\u5c5e\u6027\u503c\u53ea\u80fd\u662f\u957f\u5ea6\u503c\uff0c\u521d\u59cb\u503c\u662f<code>0<\/code>\u3002<\/p>\n<p>\u8fd9\u91cc\u6709\u4e2a\u6848\u4f8b\uff0c\u6e90\u81ea<a href=\"https:\/\/www.w3.org\/TR\/css-rhythm-1\/\" rel=\"noopener\" target=\"_blank\">CSS Rhythmic Sizing\u89c4\u8303<\/a>\uff1a<\/p>\n<pre>:root {\r\n    font-size: 12pt;\r\n    --my-grid: 18pt;\r\n    line-height-step: var(--my-grid);\r\n}\r\nh1 {\r\n    font-size: 20pt;\r\n    margin-top: calc(2 * var(--my-grid));\r\n}<\/pre>\n<p>\u7136\u540e\u5c31\u4f1a\u6709\u5982\u4e0b\u56fe\u6240\u793a\u7684\u884c\u95f4\u8ddd\u6392\u7248\u6548\u679c\u3002<\/p>\n<div class=\"figure\">\n    <img decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202006\/9-62_line-height-step.png\" loading=\"lazy\" width=\"215\" height=\"317\"><\/p>\n<p><small><code>line-height-step<\/code>\u5c5e\u6027\u6548\u679c\u793a\u610f<\/small><\/p>\n<\/div>\n<p>\u53ef\u4ee5\u770b\u5230<code>&lt;h1&gt;<\/code>\u5143\u7d20\u7684\u6b63\u597d\u5360\u636e\u4e862\u4e2a<code>line-height-step<\/code>\u884c\u9ad8\u5355\u5143\u7684\u8ddd\u79bb\u3002\u8fd9\u5c31\u662f<code>line-height-step<\/code>\u5c5e\u6027\u7684\u4f5c\u7528\uff0c\u8ba9\u5143\u7d20\u90fd\u5728\u89c4\u5f8b\u7684\u884c\u9ad8\u5355\u5143\u4e2d\u6392\u7248\u3002<\/p>\n<p>\u4e0d\u8fc7\u53ef\u60dc\u7684\u662f\uff0c<code>line-height-step<\/code>\u5c5e\u6027\u8fc7\u4e8e\u65b0\u9896\uff0c\u622a\u6b62\u5230\u6211\u5199\u4e0b\u8fd9\u6bb5\u6587\u5b57\uff0c\u8fd8\u6ca1\u6709\u4efb\u4f55\u6d4f\u89c8\u5668\u9ed8\u8ba4\u652f\u6301\u8be5\u5c5e\u6027\uff0cChrome\u6d4f\u89c8\u5668\u4e0b\u9700\u8981\u5f00\u59cb\u5b9e\u9a8c\u7279\u6027\u624d\u652f\u6301\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202103\/2021-03-14_005915.png\" width=\"571\" height=\"230\" alt=\"line-heigt-step\u517c\u5bb9\u6027\" class=\"alignnone size-medium\" \/><\/p>\n<p>Chrome\u6d4f\u89c8\u5668\u867d\u7136\u53ef\u4ee5\u8bc6\u522b\u8be5CSS\u5c5e\u6027\uff0c\u4f46\u662f\u5e76\u6ca1\u6709\u770b\u5230\u76f8\u5e94\u7684\u6e32\u67d3\u6548\u679c\uff08\u53ef\u80fd\u662f\u6211\u4f7f\u7528\u7684\u59ff\u52bf\u4e0d\u5bf9\uff09\uff0c\u8003\u8651\u5230\u6280\u672f\u603b\u662f\u5728\u53d1\u5c55\u7684\uff0c\u73b0\u5728\u6ca1\u6709\u6548\u679c\u5e76\u4e0d\u4ee3\u8868\u5c06\u6765\u4e5f\u662f\u65e0\u6548\u7684\uff0c\u56e0\u6b64\u6211\u4f9d\u7136\u505a\u4e86\u4e2a\u5b9e\u4f8b\u9875\u9762\uff0c\u4f60\u53ef\u8bbf\u95ee\u4e0b\u9762\u5730\u5740\u6d4b\u8bd5\u4e0b\u5f53\u524d\u6d4f\u89c8\u5668\u662f\u5426\u5df2\u7ecf\u652f\u6301\u8be5CSS\u5c5e\u6027\uff1a<a href=\"https:\/\/demo.cssworld.cn\/new\/9\/7-1.php\" target=\"_blank\">https:\/\/demo.cssworld.cn\/new\/9\/7-1.php<\/a><\/p>\n<p>\u6b64CSS\u7279\u6027\u6211\u4e5f\u662f\u8fb9\u5b66\u8fb9\u5199\uff0c\u53ef\u80fd\u6709\u8868\u8ff0\u4e0d\u51c6\u786e\u7684\u5730\u65b9\uff0c\u6b22\u8fce\u6307\u6b63\u3002<\/p>\n<p>OK\uff0c\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u5168\u90e8\u5185\u5bb9\uff0c\u7b80\u4ecb\u561b\uff0c\u6240\u4ee5\u77ed\u4e86\u4e00\u70b9\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/emtion\/emoji\/1f61d.svg\" width=\"20\" height=\"20\" align=\"absmiddle\"><\/p>\n<p>\u672c\u6587\u4e3a\u539f\u521b\u6587\u7ae0\uff0c\u6b22\u8fce\u5206\u4eab\uff0c\u52ff\u5168\u6587\u8f6c\u8f7d\uff0c\u5982\u679c\u5b9e\u5728\u559c\u6b22\uff0c\u53ef\u6536\u85cf\uff0c\u6c38\u4e0d\u8fc7\u671f\uff0c\u4e14\u4f1a\u53ca\u65f6\u66f4\u65b0\u77e5\u8bc6\u70b9\u53ca\u4fee\u6b63\u9519\u8bef\uff0c\u9605\u8bfb\u4f53\u9a8c\u4e5f\u66f4\u597d\u3002<br \/>\n\u672c\u6587\u5730\u5740\uff1a<a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=9886\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=9886<\/a><\/p>\n<p>\uff08\u672c\u7bc7\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202103\/line-height-step-cover.png\" width=\"160\" height=\"96\" alt=\"line-height-step\u5360\u4f4d\u56fe\" class=\"alignright size-medium\" loading=\"lazy\" \/><\/p>\n<p>line-height\u5c5e\u6027\u5927\u5bb6\u90fd\u77e5\u9053\uff0c\u90a3\u4e48CSS line-height-step\u5c5e\u6027\u53c8\u662f\u4ec0\u4e48\u4f5c\u7528\u5462\uff1f\u4e00\u8d77\u6765\u4e00\u63a2\u7a76\u7adf\u5427\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[238,1737,237],"_links":{"self":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/9886"}],"collection":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/comments?post=9886"}],"version-history":[{"count":0,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/9886\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/media?parent=9886"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/categories?post=9886"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/tags?post=9886"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}