update docu theme

docs/conf.py

@@ -171,15 +171,12 @@
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
-html_theme = "alabaster"
+html_theme = "sphinx_rtd_theme"
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further.  For a list of options available for each theme, see the
 # documentation.
-html_theme_options = {
-    "sidebar_width": "300px",
-    "page_width": "1200px"
-}
+html_theme_options = {"sidebar_width": "300px", "page_width": "1200px"}
 
 # Add any paths that contain custom themes here, relative to this directory.
 # html_theme_path = []
@@ -301,4 +298,4 @@
     "pyscaffold": ("https://pyscaffold.org/en/stable", None),
 }
 
-print(f"loading configurations for {project} {version} ...", file=sys.stderr)
+print(f"loading configurations for {project} {version} ...", file=sys.stderr)