{"id":887,"date":"2025-12-22T10:34:56","date_gmt":"2025-12-22T02:34:56","guid":{"rendered":"https:\/\/www.52runoob.com\/?p=887"},"modified":"2025-12-22T10:34:56","modified_gmt":"2025-12-22T02:34:56","slug":"css3%e4%b8%ad%e7%9a%84%e5%ad%97%e4%bd%93%e5%8f%8a%e7%9b%b8%e5%85%b3%e5%b1%9e%e6%80%a7%e8%af%a6%e8%a7%a3-2","status":"publish","type":"post","link":"https:\/\/www.52runoob.com\/index.php\/2025\/12\/22\/css3%e4%b8%ad%e7%9a%84%e5%ad%97%e4%bd%93%e5%8f%8a%e7%9b%b8%e5%85%b3%e5%b1%9e%e6%80%a7%e8%af%a6%e8%a7%a3-2\/","title":{"rendered":"CSS3\u4e2d\u7684\u5b57\u4f53\u53ca\u76f8\u5173\u5c5e\u6027\u8be6\u89e3"},"content":{"rendered":"\n<p>CSS3 \u4e2d\u7684\u5b57\u4f53\u53ca\u76f8\u5173\u5c5e\u6027\u8be6\u89e3\uff082025 \u5e74\u6700\u65b0\u5b9e\u8df5\uff09CSS3 \u5bf9\u5b57\u4f53\u76f8\u5173\u7684\u5c5e\u6027\u8fdb\u884c\u4e86\u5927\u5e45\u589e\u5f3a\uff0c\u7279\u522b\u662f @font-face \u7684\u666e\u53ca\u8ba9 Web \u5b57\u4f53\u53d8\u5f97\u7075\u6d3b\u53ef\u9760\u3002\u4e0b\u9762\u4ece\u57fa\u7840\u5c5e\u6027\u5230\u9ad8\u7ea7\u7279\u6027\u5168\u9762\u68b3\u7406\u30021. \u6838\u5fc3\u5b57\u4f53\u5c5e\u6027\uff08font-*\uff09<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>\u5c5e\u6027<\/th><th>\u8bf4\u660e<\/th><th>\u5e38\u89c1\u503c \/ \u793a\u4f8b<\/th><th>\u6ce8\u610f\u4e8b\u9879<\/th><\/tr><tr><td>font-family<\/td><td>\u6307\u5b9a\u5b57\u4f53\u65cf\uff08\u4f18\u5148\u7ea7\u4ece\u5de6\u5230\u53f3\uff09<\/td><td>&#8220;PingFang SC&#8221;, &#8220;Microsoft YaHei&#8221;, sans-serif<\/td><td>\u5efa\u8bae\u5199 3~4 \u4e2a\u5907\u9009\u5b57\u4f53 + \u901a\u7528\u65cf\uff08serif\/sans-serif\/\u7b49\uff09<\/td><\/tr><tr><td>font-size<\/td><td>\u5b57\u4f53\u5927\u5c0f<\/td><td>16px\u30011rem\u30011em\u3001100%\u3001larger\u3001small \u7b49<\/td><td>\u63a8\u8350\u7528 rem\uff08\u6839\u5143\u7d20\u57fa\u51c6\uff09<\/td><\/tr><tr><td>font-weight<\/td><td>\u5b57\u4f53\u7c97\u7ec6<\/td><td>normal\u3001bold\u3001lighter\u3001100~900\uff08100 \u95f4\u9694\uff09<\/td><td>400=normal\uff0c700=bold\uff0c\u73b0\u4ee3\u5b57\u4f53\u652f\u6301\u66f4\u7ec6\u9897\u7c92\u5ea6<\/td><\/tr><tr><td>font-style<\/td><td>\u5b57\u4f53\u98ce\u683c<\/td><td>normal\u3001italic\u3001oblique<\/td><td>oblique \u662f\u4f2a\u659c\u4f53\uff08\u6d4f\u89c8\u5668\u5408\u6210\uff09<\/td><\/tr><tr><td>font-variant<\/td><td>\u53d8\u4f53\uff08\u5c0f\u5927\u5199\u3001\u7b49\uff09<\/td><td>normal\u3001small-caps\u3001all-small-caps<\/td><td>\u5c0f\u5927\u5199\u5e38\u7528\u4e8e\u6807\u9898<\/td><\/tr><tr><td>font<\/td><td>\u590d\u5408\u5c5e\u6027\uff08\u7b80\u5199\uff09<\/td><td>font: italic bold 16px\/1.5 &#8220;Arial&#8221;, sans-serif;<\/td><td>\u987a\u5e8f\uff1astyle-weight-size\/line-height-family<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u63a8\u8350\u5199\u6cd5\uff08\u73b0\u4ee3\u6700\u4f73\u5b9e\u8df5\uff09\uff1a<\/p>\n\n\n\n<p>css<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nbody {\n  font-family: system-ui, -apple-system, &quot;Segoe UI&quot;, Roboto, &quot;Helvetica Neue&quot;, Arial, sans-serif;\n  font-size: 1rem;\n  line-height: 1.6;\n  font-weight: 400;\n}\n<\/pre><\/div>\n\n\n<p>2. \u884c\u9ad8\u4e0e\u5782\u76f4\u5c45\u4e2d\uff08line-height\uff09<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>\u5c5e\u6027<\/th><th>\u8bf4\u660e<\/th><th>\u63a8\u8350\u503c<\/th><\/tr><tr><td>line-height<\/td><td>\u884c\u9ad8\uff08\u51b3\u5b9a\u884c\u95f4\u8ddd\uff09<\/td><td>1.5~1.8\uff08\u65e0\u5355\u4f4d\uff09\u30011.6em\u300124px<\/td><\/tr><tr><td>line-height + height<\/td><td>\u5b9e\u73b0\u5355\u884c\u5782\u76f4\u5c45\u4e2d<\/td><td>line-height = height<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5355\u884c\u5782\u76f4\u5c45\u4e2d\u7ecf\u5178\u5199\u6cd5\uff1a<\/p>\n\n\n\n<p>css<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n.title {\n  height: 60px;\n  line-height: 60px;\n}\n<\/pre><\/div>\n\n\n<p>3. \u6587\u672c\u4fee\u9970\u4e0e\u5bf9\u9f50\uff08text-*\uff09<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>\u5c5e\u6027<\/th><th>\u8bf4\u660e<\/th><th>\u5e38\u89c1\u503c<\/th><\/tr><tr><td>text-align<\/td><td>\u6c34\u5e73\u5bf9\u9f50<\/td><td>left\u3001center\u3001right\u3001justify<\/td><\/tr><tr><td>text-decoration<\/td><td>\u6587\u672c\u88c5\u9970\u7ebf<\/td><td>none\u3001underline\u3001overline\u3001line-through<\/td><\/tr><tr><td>text-transform<\/td><td>\u6587\u672c\u5927\u5c0f\u5199\u8f6c\u6362<\/td><td>uppercase\u3001lowercase\u3001capitalize<\/td><\/tr><tr><td>text-indent<\/td><td>\u9996\u884c\u7f29\u8fdb<\/td><td>2em\uff08\u4e2d\u6587\u5e38\u89c1\uff09<\/td><\/tr><tr><td>letter-spacing<\/td><td>\u5b57\u7b26\u95f4\u8ddd<\/td><td>0.05em\u3001normal<\/td><\/tr><tr><td>word-spacing<\/td><td>\u5355\u8bcd\u95f4\u8ddd<\/td><td>0.1em\u3001normal<\/td><\/tr><tr><td>white-space<\/td><td>\u7a7a\u767d\u7b26\u5904\u7406<\/td><td>nowrap\u3001pre\u3001pre-wrap \u7b49<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5b9e\u7528\u793a\u4f8b\uff1a<\/p>\n\n\n\n<p>css<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\na {\n  text-decoration: none;          \/* \u53bb\u6389\u4e0b\u5212\u7ebf *\/\n}\n\n.price {\n  text-decoration: line-through;  \/* \u5220\u9664\u7ebf\uff08\u539f\u4ef7\uff09 *\/\n  color: #999;\n}\n<\/pre><\/div>\n\n\n<p>4. Web \u5b57\u4f53\uff08<\/p>\n\n\n\n<p>@font-face\uff09\u2014\u2014CSS3 \u6700\u91cd\u8981\u7279\u6027\u8bed\u6cd5\uff1a<\/p>\n\n\n\n<p>css<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n@font-face {\n  font-family: &quot;MyCustomFont&quot;;          \/* \u81ea\u5b9a\u4e49\u5b57\u4f53\u540d *\/\n  src: \n    url(&quot;myfont.woff2&quot;) format(&quot;woff2&quot;), \/* \u4f18\u5148\u4f7f\u7528 *\/\n    url(&quot;myfont.woff&quot;) format(&quot;woff&quot;),   \/* \u517c\u5bb9 *\/\n    url(&quot;myfont.ttf&quot;) format(&quot;truetype&quot;); \/* \u540e\u5907 *\/\n  font-weight: normal;\n  font-style: normal;\n  font-display: swap;                   \/* \u5173\u952e\uff1a\u907f\u514d FOUT\/FOIT *\/\n}\n<\/pre><\/div>\n\n\n<p>font-display \u5c5e\u6027\uff082025 \u5e74\u5f3a\u70c8\u63a8\u8350\uff09<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>\u503c<\/th><th>\u884c\u4e3a\u8bf4\u660e<\/th><th>\u4f7f\u7528\u573a\u666f<\/th><\/tr><tr><td>auto<\/td><td>\u6d4f\u89c8\u5668\u9ed8\u8ba4\uff08\u901a\u5e38 block\uff09<\/td><td>\u2014<\/td><\/tr><tr><td>block<\/td><td>\u77ed\u65f6\u95f4\u7a7a\u767d\uff08FOUT\uff09\uff0c\u7136\u540e\u66ff\u6362\u4e3a\u81ea\u5b9a\u4e49\u5b57\u4f53<\/td><td>\u5185\u5bb9\u4f18\u5148<\/td><\/tr><tr><td>swap<\/td><td>\u7acb\u5373\u663e\u793a\u56de\u9000\u5b57\u4f53\uff0c\u81ea\u5b9a\u4e49\u5b57\u4f53\u52a0\u8f7d\u5b8c\u66ff\u6362\uff08\u63a8\u8350\uff09<\/td><td>\u6700\u4f73\u5b9e\u8df5<\/td><\/tr><tr><td>fallback<\/td><td>\u77ed\u65f6\u95f4\u663e\u793a\u56de\u9000\u5b57\u4f53\uff0c\u8d85\u65f6\u540e\u7528\u7cfb\u7edf\u5b57\u4f53<\/td><td>\u2014<\/td><\/tr><tr><td>optional<\/td><td>\u53ea\u5728 100ms \u5185\u52a0\u8f7d\uff0c\u8d85\u65f6\u7528\u56de\u9000\u5b57\u4f53<\/td><td>\u8f7b\u91cf\u9875\u9762<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u63a8\u8350\u5199\u6cd5\uff1a<\/p>\n\n\n\n<p>css<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nbody {\n  font-family: &quot;MyCustomFont&quot;, system-ui, sans-serif;\n}\n<\/pre><\/div>\n\n\n<p>5. \u54cd\u5e94\u5f0f\u5b57\u4f53\uff08\u5a92\u4f53\u67e5\u8be2 + clamp\uff09\u73b0\u4ee3\u63a8\u8350\uff1a\u4f7f\u7528 clamp() \u51fd\u6570\u5b9e\u73b0\u6d41\u7545\u7f29\u653e<\/p>\n\n\n\n<p>css<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nh1 {\n  font-size: clamp(2rem, 5vw + 1rem, 4rem); \/* \u6700\u5c0f 2rem\uff0c\u7406\u60f3 5vw+1rem\uff0c\u6700\u5927 4rem *\/\n}\n<\/pre><\/div>\n\n\n<p>6. \u53d8\u91cf\u5b57\u4f53\uff08Variable Fonts\uff09\u2014\u2014CSS3 \u8fdb\u9636\u652f\u6301\u8303\u56f4\uff1aChrome 62+\u3001Safari 11.1+\u3001Firefox 62+\uff082018 \u5e74\u8d77\u57fa\u672c\u5168\u8986\u76d6\uff09\u7528\u6cd5\uff1a<\/p>\n\n\n\n<p>css<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n@font-face {\n  font-family: &quot;Inter&quot;;\n  src: url(&quot;Inter-VariableFont_wght.ttf&quot;) format(&quot;truetype&quot;);\n  font-weight: 100 900; \/* \u652f\u6301 100~900 \u4efb\u610f\u503c *\/\n}\n\nbody {\n  font-family: &quot;Inter&quot;, sans-serif;\n  font-weight: 450; \/* \u4efb\u610f\u503c *\/\n}\n<\/pre><\/div>\n\n\n<p>7. \u5e38\u7528\u5b57\u4f53\u6808\uff082025 \u5e74\u63a8\u8350\uff09<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>\u573a\u666f<\/th><th>\u63a8\u8350\u5b57\u4f53\u6808<\/th><\/tr><tr><td>\u4e2d\u6587<\/td><td>&#8220;PingFang SC&#8221;, &#8220;Microsoft YaHei&#8221;, &#8220;Hiragino Sans GB&#8221;, &#8220;Heiti SC&#8221;, sans-serif<\/td><\/tr><tr><td>\u82f1\u6587+\u901a\u7528<\/td><td>system-ui, -apple-system, BlinkMacSystemFont, &#8220;Segoe UI&#8221;, Roboto, sans-serif<\/td><\/tr><tr><td>\u7b49\u5bbd\u5b57\u4f53<\/td><td>&#8220;SF Mono&#8221;, &#8220;JetBrains Mono&#8221;, &#8220;Consolas&#8221;, &#8220;Courier New&#8221;, monospace<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>8. \u603b\u7ed3\uff1a\u4e00\u53e5\u8bdd\u8bb0\u4f4fCSS3 \u5b57\u4f53\u6838\u5fc3\uff1a<br>font-family \u51b3\u5b9a\u5916\u89c2\u3001font-size\/weight\/style \u51b3\u5b9a\u5f62\u6001\u3001@font-face + font-display: swap \u5b9e\u73b0\u81ea\u5b9a\u4e49\u5b57\u4f53\u3001clamp() \u548c rem \u4fdd\u8bc1\u54cd\u5e94\u5f0f\u3002\u73b0\u4ee3\u6700\u4f73\u5b9e\u8df5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f18\u5148\u4f7f\u7528\u7cfb\u7edf\u5b57\u4f53\uff08system-ui\uff09 \u2192 \u6027\u80fd\u6700\u597d<\/li>\n\n\n\n<li>\u5fc5\u987b\u5f15\u5165\u81ea\u5b9a\u4e49\u5b57\u4f53\u65f6 \u2192 \u7528 woff2 + font-display: swap<\/li>\n\n\n\n<li>\u5b57\u4f53\u5927\u5c0f \u2192 \u7528 rem + clamp()<\/li>\n\n\n\n<li>\u884c\u9ad8 \u2192 1.5~1.8 \u500d\u5b57\u4f53\u5927\u5c0f<\/li>\n<\/ul>\n\n\n\n<p>\u5982\u679c\u4f60\u9700\u8981\u5177\u4f53\u5b57\u4f53\u5f15\u5165\u7684\u5b8c\u6574\u4ee3\u7801\uff08\u4f8b\u5982 Google Fonts\u3001\u601d\u6e90\u9ed1\u4f53\u7b49\uff09\uff0c\u6216\u8005\u53d8\u91cf\u5b57\u4f53\u7684\u6f14\u793a\uff0c\u6211\u53ef\u4ee5\u63d0\u4f9b\u66f4\u8be6\u7ec6\u7684\u793a\u4f8b\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CSS3 \u4e2d\u7684\u5b57\u4f53\u53ca\u76f8\u5173\u5c5e\u6027\u8be6\u89e3\uff082025 \u5e74\u6700\u65b0\u5b9e\u8df5\uff09CSS3 \u5bf9\u5b57\u4f53\u76f8\u5173\u7684\u5c5e&#8230; <a class=\"more-link\" href=\"https:\/\/www.52runoob.com\/index.php\/2025\/12\/22\/css3%e4%b8%ad%e7%9a%84%e5%ad%97%e4%bd%93%e5%8f%8a%e7%9b%b8%e5%85%b3%e5%b1%9e%e6%80%a7%e8%af%a6%e8%a7%a3-2\/\">Continue Reading &rarr;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-887","post","type-post","status-publish","format-standard","hentry","category-css"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/887","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/comments?post=887"}],"version-history":[{"count":1,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/887\/revisions"}],"predecessor-version":[{"id":888,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/887\/revisions\/888"}],"wp:attachment":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/media?parent=887"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/categories?post=887"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/tags?post=887"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}