minor changes

README.md

@@ -9,10 +9,11 @@ This just adjusts the MediaBox value of the file without re-encoding the images
 I intend to expand it's funcionality and add executables soon.
 
 
-It can only save PDFs in the 1.7 version, it doesn't seem to have a way to change this in PyMuPDF:
+## Limitations
+For now, it can only save PDFs in the 1.7 version, it doesn't seem to have a way to change this in PyMuPDF:
 https://github.com/pymupdf/PyMuPDF/discussions/3348
 
 And they do not support PDF/A either:
 https://github.com/pymupdf/PyMuPDF/discussions/2169
 
-I used to run MuPDF with the "mutool clean" command after running this command to ensure the PDF/A conformity would not get lost. Mutool can't convert PDFs to PDF/A, but the clean command usually helps to keep a file already formatted as PDF/A safe.
+I used to run MuPDF with the "mutool clean" command after running this command to ensure the PDF/A conformity would not get lost. Mutool can't convert PDFs to PDF/A, but the clean command usually helps to keep a file already formatted as PDF/A as such.

pdf_page_size_fixer.py

@@ -29,8 +29,8 @@
     rotation = page.rotation
     page.set_rotation(0)
 
-    page_y = paper_size("A4")["y"]  # this wil be a dedicated
-    page_x = paper_size("A4")["x"]  # function
+    page_x = paper_size("A4")["x"]  # this wil be a dedicated
+    page_y = paper_size("A4")["y"]  # function
     pageH = imglist[2]
     pageW = imglist[3]
     mediaH = page.mediabox[2]