[MNT] update doc style

docs/_static/css/custom_style.css

@@ -1,3 +1,3 @@
 .wy-nav-content {
- max-width: 1200px !important;
+ max-width: none;
 }

docs/conf.py

@@ -1,5 +1,5 @@
 import pkg_resources
-import sphinx_rtd_theme
+import sphinx_book_theme
 
 # Configuration file for the Sphinx documentation builder.
 #
@@ -90,12 +90,10 @@
 # The theme to use for HTML and HTML Help pages. See the documentation for
 # a list of builtin themes.
 #
-html_theme = "sphinx_rtd_theme"
-html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
+html_theme = "sphinx_book_theme"
+html_theme_path = [sphinx_book_theme.get_html_theme_path()]
 html_theme_options = {
- "logo_only": True,
  "collapse_navigation": False,
- "display_version": False,
  "navigation_depth": 4,
 }
 
@@ -111,21 +109,6 @@
  'css/custom_style.css',
 ]
 
-# Custom sidebar templates, must be a dictionary that maps document names
-# to template names.
-#
-# This is required for the alabaster theme
-# refs: http:https://alabaster.readthedocs.io/en/latest/installation.html#sidebars
-html_sidebars = {
- "**": [
- "about.html",
- "navigation.html",
- "relations.html", # needs 'show_related': True theme option to display
- "searchbox.html",
- ]
-}
-
-
 # -- Options for HTMLHelp output ------------------------------------------
 
 # Output file base name for HTML help builder.