Update app.py

app.py

@@ -156,7 +156,6 @@ def create_pdf_from_markdown_strings(markdown_strings):
         <style>
             .page { 
                 font-size: 16pt; /* Adjust the font size as needed */
-                margin: 20mm;    /* Set margins for top, right, bottom, and left */
             }
         </style>
     </head>
@@ -180,7 +179,7 @@ def generate_pdf(html_string):
     css = """
     @page {
         size: A4 landscape;
-        margin: 20cm;
+        margin: 20mm;
     }
     body {
         font-family: sans-serif;