Different header sizes

src/markdown/highlighter.rs

@@ -1,5 +1,7 @@
 use egui::text::{CCursorRange, LayoutJob};
 
+use crate::markdown::Heading;
+
 use super::{Item, Style, parse};
 
 /// Highlight markdown, caching previous output to save CPU.
@@ -71,8 +73,15 @@ fn format_from_style(egui_style: &egui::Style, style: &Style) -> egui::text::Tex
         egui_style.visuals.text_color()
     };
 
-    let text_style = if style.heading.is_some() {
-        TextStyle::Heading
+    let text_style = if let Some(heading) = style.heading {
+        match heading {
+            Heading::H1 => TextStyle::Name("H1".into()),
+            Heading::H2 => TextStyle::Name("H2".into()),
+            Heading::H3 => TextStyle::Name("H3".into()),
+            Heading::H4 => TextStyle::Name("H4".into()),
+            Heading::H5 => TextStyle::Name("H5".into()),
+            Heading::H6 => TextStyle::Name("H6".into()),
+        }
     } else if style.code {
         TextStyle::Monospace
     } else if style.small | style.raised {