Use Sphinx Cloud theme for docs.

dev-requirements.txt

@@ -1,4 +1,5 @@
 -r requirements.txt
 Sphinx==1.3.1
 Sphinx-PyPI-upload==0.2.1
+cloud_sptheme==1.7
 twine==1.6.4

docs/conf.py

@@ -15,6 +15,8 @@
 import sys
 import os
 
+import cloud_sptheme as csp
+
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
 # documentation root, use os.path.abspath to make it absolute, like shown here.
@@ -33,6 +35,8 @@ extensions = [
     'sphinx.ext.todo',
     'sphinx.ext.coverage',
     'sphinx.ext.viewcode',
+    'cloud_sptheme.ext.index_styling',
+    'cloud_sptheme.ext.relbar_toc',
 ]
 
 # Add any paths that contain templates here, relative to this directory.
@@ -103,15 +107,17 @@ pygments_style = 'sphinx'
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
-html_theme = 'default'
+html_theme = 'cloud'
 
 # 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 = {}
+html_theme_options = {
+    'max_width': '80em',
+}
 
 # Add any paths that contain custom themes here, relative to this directory.
-#html_theme_path = []
+html_theme_path = [csp.get_theme_dir()]
 
 # The name for this set of Sphinx documents.  If None, it defaults to
 # "<project> v<release> documentation".