diff --git a/doc_src/python_docs_theme/static/pydoctheme.css b/doc_src/python_docs_theme/static/pydoctheme.css
index 1e1b66ef5..f11a6050d 100644
--- a/doc_src/python_docs_theme/static/pydoctheme.css
+++ b/doc_src/python_docs_theme/static/pydoctheme.css
@@ -14,7 +14,7 @@ div#fmain {
     background-color: #EEEEFA;
     border-radius: 14px;
     position: relative;
-    margin: 15px auto 0;
+    margin: 15px auto 15px;
     -moz-box-shadow: 0 0 1px 1px #333;
     -webkit-box-shadow: 0 0 1px 1px #333;
     box-shadow: 0 0 5px 1px #333;