diff --git a/src/html_epub_preprocessor.py b/src/html_epub_preprocessor.py
index 36cd35b..7e8ae9b 100644
--- a/src/html_epub_preprocessor.py
+++ b/src/html_epub_preprocessor.py
@@ -249,6 +249,17 @@ def preprocess_footnotes(source_html_tag: Tag, href2soup_html: dict = None, note
 
 def unwrap_structural_tags(body_tag):
 
+    def _preserve_class_in_aside_tag(tag_):
+        # to save css style inherited from class, copy class to aside tag
+        # this is for Wiley books with boxes
+        tag_class = tag_.attrs['class'] if not isinstance(tag_.attrs['class'], list) else tag_.attrs['class'][0]
+        if tag_.parent.name == 'aside':
+            if not tag_.parent.attrs.get('class'):
+                tag_.parent.attrs['class'] = tag_class
+
+    def _add_table_to_abc_books(tag_, border, bg_color):
+        wrap_block_tag_with_table(body_tag, old_tag=tag_, width='100', border=border, bg_color=bg_color)
+
     def _add_span_to_save_ids_for_links(tag_to_be_removed):
         if tag_to_be_removed.attrs.get('id'):
             insert_span_with_attrs_before_tag(main_tag=body_tag, tag=tag_to_be_removed,
@@ -261,6 +272,14 @@ def unwrap_structural_tags(body_tag):
     ]
 
     for div in body_tag.find_all("div"):
+        if div.attrs.get('class'):
+            div_class = div.attrs['class'] if not isinstance(div.attrs['class'], list) else div.attrs['class'][0]
+            if div_class in ['C409', 'C409a']:
+                _add_table_to_abc_books(div, border='solid 3px', bg_color='#e7e7e9')
+
+            elif div_class in ['C441', 'C816']:
+                _add_table_to_abc_books(div, border='solid #6e6e70 1px', bg_color='#e7e7e8')
+
         if div.contents:
             is_not_struct_tag = [child.name not in structural_tags_names for child in div.contents]
             if all(is_not_struct_tag):
@@ -272,10 +291,7 @@ def unwrap_structural_tags(body_tag):
 
     for s in body_tag.find_all("section"):
         if s.attrs.get('class'):
-            class_ = s.attrs['class'] if not isinstance(s.attrs['class'], list) else s.attrs['class'][0]
-            if s.parent.name == 'aside':
-                if not s.parent.attrs.get('class'):
-                    s.parent.attrs['class'] = class_
+            _preserve_class_in_aside_tag(s)
         _add_span_to_save_ids_for_links(s)
         s.unwrap()
 
@@ -376,11 +392,11 @@ def wrap_preformatted_span_with_table(main_tag, old_tag):
     return table
 
 
-def wrap_block_tag_with_table(main_tag, old_tag, bg_color=None):
+def wrap_block_tag_with_table(main_tag, old_tag, width='95', border='1px solid', bg_color=None):
     table = main_tag.new_tag("table")
-    table.attrs['border'] = '1px solid'
+    table.attrs['border'] = border
     table.attrs['align'] = 'center'
-    table.attrs['style'] = 'width:95%;'
+    table.attrs['style'] = f'width:{width}%;'
     tbody = main_tag.new_tag("tbody")
     tr = main_tag.new_tag("tr")
     td = main_tag.new_tag("td")