doc: Change theme to Read the Docs

This changes the theme and uses a custom css to make sure the body is
spread for the entire width.

1 files changed, 3 insertions, 0 deletions

diff --git a/doc/_static/style.css b/doc/_static/style.css
new file mode 100644
index 0000000..b07bdb1
--- /dev/null
+++ b/doc/_static/style.css
@@ -0,0 +1,3 @@
+.wy-nav-content {
+    max-width: none;
+}