diff --git a/in/public/sphinx/configure.rst b/in/public/sphinx/configure.rst
index 34084ea..ea8f009 100644
--- a/in/public/sphinx/configure.rst
+++ b/in/public/sphinx/configure.rst
@@ -1,6 +1,48 @@
 Configure documentation
 =======================
 
+* conf.py
+
+Sphinx
+------
+
+.. code:: python3
+
+ author = 'Author'
+ copyright = ''
+ extensions = [
+     'sphinx.ext.autodoc',
+     'sphinx.ext.doctest',
+     'sphinx.ext.todo',
+     'sphinx.ext.imgmath',
+     'sphinx.ext.ifconfig',
+     'sphinx.ext.viewcode',
+ ]
+ keep_warnings = False
+ language = 'en'
+ master_doc = 'index'
+ project = 'Project'
+ pygments_style = 'sphinx'
+ release = ''
+ show_authors = False
+ source_suffix = [
+     '.rst',
+ ]
+ todo_include_todos = True
+ version = ''
+
+HTML
+----
+
+.. code:: python3
+
+ html_show_copyright = False
+ html_show_sourcelink = True
+ html_show_sphinx = False
+ html_theme = 'sphinx_rtd_theme'
+ html_title = 'Title'
+ html_use_smartypants = False
+
 MarkDown
 --------