Merge pull request #1485 from Evian-Zhang/add-pagebreak

Add page-break

Author: ehuss

src/renderer/html_handlebars/hbs_renderer.rs

@@ -45,6 +45,12 @@ impl HtmlHandlebars {
             ctx.html_config.curly_quotes,
             Some(&path),
         );
+        if !ctx.is_index {
+            // Add page break between chapters
+            // See https://developer.mozilla.org/en-US/docs/Web/CSS/break-before and https://developer.mozilla.org/en-US/docs/Web/CSS/page-break-before
+            // Add both two CSS properties because of the compatibility issue
+            print_content.push_str(r#"<div id="chapter_begin" style="break-before: page; page-break-before: always;"></div>"#);
+        }
         print_content.push_str(&fixed_content);
 
         // Update the context with data for this file