diff --git a/_static/css/rtd_theme_mods.css b/_static/css/rtd_theme_mods.css
new file mode 100644
index 0000000..9b91c02
--- /dev/null
+++ b/_static/css/rtd_theme_mods.css
@@ -0,0 +1,24 @@
+/*
+ * SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
+ * SPDX-License-Identifier: Apache-2.0
+ *
+*/
+
+/* Don't restrict content width on the RTD theme
+ * from: https://stackoverflow.com/a/32898444 */
+
+.wy-nav-content {
+  max-width: none;
+}
+
+.wy-table-responsive table td, .wy-table-responsive table th {
+  white-space: normal;
+}
+
+.wy-side-nav-search {
+  background-color: #d9d9d9;
+}
+
+.wy-side-nav-search>div.version {
+  color: #404040;
+}