diff --git a/src/epub_converter/html_epub_preprocessor.py b/src/epub_converter/html_epub_preprocessor.py
index d340586..ff2af37 100644
--- a/src/epub_converter/html_epub_preprocessor.py
+++ b/src/epub_converter/html_epub_preprocessor.py
@@ -593,18 +593,22 @@ def preprocess_pre_tags(chapter_tag: BeautifulSoup):
     for pre in chapter_tag.find_all("pre"):
         new_tag = BeautifulSoup(features='lxml').new_tag("span")
         new_tag.attrs = pre.attrs.copy()
-        spans = pre.find_all("span")
+        new_tag.attrs['style'] = "font-family: courier new,courier,monospace; " \
+                                 "font-size: 14px; white-space: nowrap;"
         # if in <pre> there are multiple <span>, we need to add <br> after each content
-        to_add_br = len(spans) > 1
+        to_add_br = len(pre.find_all("span")) > 1
         copy_contents = pre.contents[:]
         for child in copy_contents:
+            # Navigable String
             if isinstance(child, NavigableString):
                 cleaned_text = prepare_formatted(str(child))
                 sub_strings = re.split('\r\n|\n|\r', cleaned_text)
-                for string in sub_strings:
+                for string in sub_strings[:-1]:
                     new_tag.append(NavigableString(string))
                     new_tag.append(BeautifulSoup(
                         features='lxml').new_tag('br'))
+                new_tag.append(NavigableString(sub_strings[-1]))
+            # Tag
             else:
                 for sub_child in child.children:
                     if isinstance(sub_child, NavigableString):
@@ -617,9 +621,6 @@ def preprocess_pre_tags(chapter_tag: BeautifulSoup):
                 if to_add_br:
                     new_tag.append(BeautifulSoup(
                         features='lxml').new_tag('br'))
-
-        new_tag.attrs['style'] = "font-family: courier new,courier,monospace; " \
-                                 "font-size: 14px; white-space: nowrap;"
         pre.replace_with(new_tag)
         table = wrap_preformatted_span_with_table(chapter_tag, new_tag)
         # add <p> to save brs