Move align to style attr.

src/style_preprocessor.py

@@ -1,7 +1,6 @@
 import re
 import cssutils
-from bs4 import BeautifulSoup
-from typing import Tuple, Dict
+from typing import Tuple
 from os.path import dirname, normpath, join
 
 from src.util.color_reader import str2hex
@@ -167,6 +166,8 @@ class StylePreprocessor:
 
         for tag_initial_inline_style in tags_with_inline_style:
             inline_style = tag_initial_inline_style.attrs["style"]
+            if tag_initial_inline_style.attrs.get("align"):
+                inline_style += f";text-align: {tag_initial_inline_style.attrs['align']};"
             tag_initial_inline_style.attrs["style"] = \
                 self.build_inline_style_content(inline_style)