add feature:

setting to increase font scale

markdown2html.py

@@ -25,7 +25,7 @@ markdowner = Markdown(extras=["fenced-code-blocks", "cuddled-lists"])
 #        does it stupidly throw them out? (we could implement something of our own)
 executor = concurrent.futures.ThreadPoolExecutor(max_workers=5)
 
-def markdown2html(markdown, basepath, re_render, resources, viewport_width):
+def markdown2html(markdown, basepath, re_render, resources, viewport_width, font_scale=1.0):
     """ converts the markdown to html, loads the images and puts in base64 for sublime
     to understand them correctly. That means that we are responsible for loading the
     images from the internet. Hence, we take in re_render, which is just a function we 
@@ -84,7 +84,11 @@ def markdown2html(markdown, basepath, re_render, resources, viewport_width):
     # FIXME: highlight the code using Sublime's syntax
 
     # FIXME: report that ST doesn't support <br/> but does work with <br />... WTF?
-    return "<style>\n{}\n</style>\n\n{}".format(resources["stylesheet"], soup).replace(
+    # Add font scaling CSS rule
+    font_scale_css = "body {{ font-size: {}em; }}\n".format(font_scale)
+    stylesheet = font_scale_css + resources["stylesheet"]
+
+    return "<style>\n{}\n</style>\n\n{}".format(stylesheet, soup).replace(
         "<br/>", "<br />"
     )
 
@@ -218,4 +222,5 @@ def independent_markdown2html(markdown):
             "stylesheet": "",
         },
         960,
+        1.0, # Add default font_scale for independent call
     )