fix: changed title fontweight to improve readebility

src/css/custom.css

@@ -27,7 +27,7 @@
   --ifm-font-family-base: 'asap_regular';
   --ifm-font-family-bold: 'asap_semi';
   --ifm-font-family-italic: 'asap_italic';
-
+  --ifm-heading-font-weight: '700';
   --ifm-heading-font-family: 'warsaw_gothic';
 }