docs: Style

docs/css/extra.css

@@ -38,25 +38,23 @@
 /*字体渲染*/
 @font-face{
     font-family: 'JetBrains Mono';
-    src: local('JetBrains Mono'),
-         url('https://raw.githubusercontent.com/JetBrains/JetBrainsMono/master/fonts/webfonts/JetBrainsMono-Regular.woff2') format('woff2'),
-         url('https://raw.githubusercontent.com/JetBrains/JetBrainsMono/master/fonts/ttf/JetBrainsMono-Regular.ttf') format('truetype');
+    src: local('JetBrainsMono-Regular'),
+         url('https://raw.githubusercontent.com/JetBrains/JetBrainsMono/master/fonts/webfonts/JetBrainsMono-Regular.woff2') format('woff2');
     font-display: swap;
     font-weight: normal;
     font-style: normal;
 }
 @font-face{
     font-family: 'JetBrains Mono';
-    src: local('JetBrains Mono'),
-         url('https://raw.githubusercontent.com/JetBrains/JetBrainsMono/master/fonts/webfonts/JetBrainsMono-Bold.woff2') format('woff2'),
-         url('https://raw.githubusercontent.com/JetBrains/JetBrainsMono/master/fonts/ttf/JetBrainsMono-Bold.ttf') format('truetype');
+    src: local('JetBrainsMono-Bold'),
+         url('https://raw.githubusercontent.com/JetBrains/JetBrainsMono/master/fonts/webfonts/JetBrainsMono-Bold.woff2') format('woff2');
     font-display: swap;
     font-weight: bold;
     font-style: normal;
 }
 @font-face{
     font-family: 'HYZhengYuan';
-    src: local('HYZhengYuan'),
+    src: local('HYZhengYuan-55W'),
          url('https://raw.githubusercontent.com/liangjingkanji/liangjingkanji/master/font/HYZhengYuan.ttf') format('truetype');
     font-display: swap;
     font-weight: normal;