fix: use extreme style values (14/20/26 font), remove RichText::line_height, fix para spacing threshold

src/reader.rs

@@ -55,8 +55,7 @@ pub fn reading_view(
     };
 
     let panel_size = ui.available_size();
-    let line_h = style.line_height();
-    recalculate_pages(book, style.font_size, line_h, panel_size.x, panel_size.y);
+    recalculate_pages(book, style.font_size, style.line_height(), panel_size.x, panel_size.y);
 
     let colors = theme::reader_colors(theme);
 
@@ -220,7 +219,6 @@ pub fn reading_view(
                                 egui::Label::new(
                                     egui::RichText::new(&indented)
                                         .size(style.font_size)
-                                        .line_height(Some(style.line_height()))
                                         .color(colors.text)
                                 ).wrap()
                             );