Use sphinx_rtd_theme

Author: twm

docs/conf.py

@@ -26,7 +26,12 @@
 
 # Add any Sphinx extension module names here, as strings. They can be extensions
 # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
-extensions = ["sphinx.ext.viewcode", "sphinx.ext.autodoc", "sphinx.ext.intersphinx"]
+extensions = [
+    "sphinx.ext.viewcode",
+    "sphinx.ext.autodoc",
+    "sphinx.ext.intersphinx",
+    "sphinx_rtd_theme",
+]
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ["_templates"]
@@ -92,7 +97,7 @@
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
-html_theme = "default"
+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

pyproject.toml

@@ -54,6 +54,7 @@ dev = [
 ]
 docs = [
     "sphinx",
+    "sphinx_rtd_theme",
 ]
 
 [project.urls]