[docs] Fix CSS selector for C++ nested namespace.
@@ -84,6 +84,7 @@ div.toctree-wrapper.compound p {
}
/* Flatten first nested namespace in C++ docs. */
-div.section > dl.cpp.type > dd {
+div.section > dl.cpp.type > dd,
+section > dl.cpp.type > dd {
margin: 0 0 12px 0;
}
