Update printing options

source/conf.py

@@ -178,10 +178,19 @@ html_sidebars = {
     ],
 }
 html_baseurl = baseurl
-
-
 htmlhelp_basename = basename
 
+pyppeteer_pdf_options = {
+    'printBackground': True,
+    'format': 'A4',
+    'margin': {
+        'top': '0mm',
+        'bottom': '0mm',
+        'left': '0mm',
+        'right': '0mm'
+    }
+}
+
 latex_engine = 'xelatex'
 latex_toplevel_sectioning = 'chapter'
 latex_show_urls = 'footnote'