fix: split the @font-face rule to make it valid (#1037)

Author: barjin

apify-docs-theme/src/theme/custom.css

@@ -340,11 +340,86 @@ body {
 }
 
 @font-face {
-    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI',
-        'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans',
-        'Helvetica Neue', sans-serif;
+    font-family: -apple-system;
+    src: url('/font/lota.woff2') format('woff2'),
+    url('/font/lota.woff') format('woff');
+    font-weight: 600;
+}
+
+@font-face {
+    font-family: BlinkMacSystemFont;
+    src: url('/font/lota.woff2') format('woff2'),
+    url('/font/lota.woff') format('woff');
+    font-weight: 600;
+}
+
+@font-face {
+    font-family: 'Segoe UI';
+    src: url('/font/lota.woff2') format('woff2'),
+    url('/font/lota.woff') format('woff');
+    font-weight: 600;
+}
+
+@font-face {
+    font-family: 'Roboto';
+    src: url('/font/lota.woff2') format('woff2'),
+    url('/font/lota.woff') format('woff');
+    font-weight: 600;
+}
+
+@font-face {
+    font-family: 'Oxygen';
+    src: url('/font/lota.woff2') format('woff2'),
+    url('/font/lota.woff') format('woff');
+    font-weight: 600;
+}
+
+@font-face {
+    font-family: 'Ubuntu';
+    src: url('/font/lota.woff2') format('woff2'),
+    url('/font/lota.woff') format('woff');
+    font-weight: 600;
+}
+
+@font-face {
+    font-family: 'Cantarell';
+    src: url('/font/lota.woff2') format('woff2'),
+    url('/font/lota.woff') format('woff');
+    font-weight: 600;
+}
+
+@font-face {
+    font-family: 'Fira Sans';
+    src: url('/font/lota.woff2') format('woff2'),
+    url('/font/lota.woff') format('woff');
+    font-weight: 600;
+}
+
+@font-face {
+    font-family: 'Droid Sans';
+    src: url('/font/lota.woff2') format('woff2'),
+    url('/font/lota.woff') format('woff');
+    font-weight: 600;
+}
+
+@font-face {
+    font-family: 'Helvetica Neue';
+    src: url('/font/lota.woff2') format('woff2'),
+    url('/font/lota.woff') format('woff');
+    font-weight: 600;
+}
+
+@font-face {
+    font-family: 'Lota Grotesque';
+    src: url('/font/lota.woff2') format('woff2'),
+    url('/font/lota.woff') format('woff');
+    font-weight: 600;
+}
+
+@font-face {
+    font-family: sans-serif;
     src: url('/font/lota.woff2') format('woff2'),
-        url('/font/lota.woff') format('woff');
+    url('/font/lota.woff') format('woff');
     font-weight: 600;
 }