diff --git a/src/docx_converter/html_docx_preprocessor.py b/src/docx_converter/html_docx_preprocessor.py
index c264d17..046166f 100644
--- a/src/docx_converter/html_docx_preprocessor.py
+++ b/src/docx_converter/html_docx_preprocessor.py
@@ -173,11 +173,8 @@ class HTMLDocxPreprocessor:
                 margin_bottom = re.search(
                     r'margin-bottom: ([\d.]{1,4})in', style)
             else:
-                indent = None
-                margin_left = None
-                margin_right = None
-                margin_top = None
-                margin_bottom = None
+                indent = margin_left = margin_right = \
+                    margin_top = margin_bottom = None
 
             if margin_left and margin_right and margin_top and margin_bottom and \
                     margin_left.group(1) == '0.6' and margin_right.group(1) == '0.6' and \
@@ -328,23 +325,23 @@ class HTMLDocxPreprocessor:
             "a", {'name': re.compile(r'^_Toc\d+')})
         headers = [link.parent for link in toc_links]
         outline_level = "1"  # All the unknown outlines will be predicted as <h1>
-        for tag in headers:
-            if re.search(r"^h\d$", tag.name):
-                tag.a.unwrap()
+        for h_tag in headers:
+            if re.search(r"^h\d$", h_tag.name):
+                h_tag.a.unwrap()
                 # outline_level = tag.name[-1]  # TODO: add prediction of the outline level
-            elif tag.name == "p":
-                exist_in_toc = self._check_parent_link_exist_in_toc(tag)
-                if tag in self.body_tag.find_all("p") and exist_in_toc:
+            elif h_tag.name == "p":
+                exist_in_toc = self._check_parent_link_exist_in_toc(h_tag)
+                if h_tag in self.body_tag.find_all("p") and exist_in_toc:
                     new_tag = BeautifulSoup(
                         features="lxml").new_tag("h" + outline_level)
-                    text = tag.text
-                    tag.replaceWith(new_tag)
+                    text = h_tag.text
+                    h_tag.replaceWith(new_tag)
                     new_tag.string = text
             else:
                 # rethink document structure when you have toc_links, other cases?
                 self.logger_object.log(f'Something went wrong in processing toc_links.'
                                        f' Check the structure of the file. '
-                                       f'Tag name: {tag.name}')
+                                       f'Tag name: {h_tag.name}')
 
     @staticmethod
     def clean_title_from_numbering(title: str):
@@ -568,7 +565,7 @@ class HTMLDocxPreprocessor:
             ind = self.content.index(toc_tag) + 1
             self.content = self.content[ind:]
 
-    def process_html(self, access=None, html_path='', book_id='local'):
+    def process_html(self, access=None, html_path='', book_id=0):
         """Process html code to satisfy LiveCarta formatting."""
         self.logger_object.log('Beginning of processing .html file.')
         try:
@@ -600,7 +597,8 @@ class HTMLDocxPreprocessor:
                 f'{len(self.footnotes)} footnotes have been processed.')
 
             self.logger_object.log('Image processing.')
-            self.images = process_images(self.body_tag, access=access, html_path=html_path, book_id=book_id)
+            self.images = process_images(access=access, html_path=html_path,
+                                         book_id=book_id, body_tag=self.body_tag)
             self.logger_object.log(
                 f'{len(self.images)} images have been processed.')