Use ReadTheDocs doc theme

docs/conf.py

@@ -28,6 +28,7 @@ author = "Yohann D'ANELLO, Mathilde DEPRÈS, Nicolas MARGULIES, Charles PEYRAT"
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
+    "sphinx_rtd_theme",
 ]
 
 # Add any paths that contain templates here, relative to this directory.
@@ -51,7 +52,7 @@ exclude_patterns = ['_build']
 # 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'
 
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,

docs/requirements.txt

@@ -1 +1,2 @@
 sphinx
+sphinx-rtd-theme