diff --git a/src/widgets/toplevels/toplevel_layout/mod.rs b/src/widgets/toplevels/toplevel_layout/mod.rs
index 2de767c..a6cf285 100644
--- a/src/widgets/toplevels/toplevel_layout/mod.rs
+++ b/src/widgets/toplevels/toplevel_layout/mod.rs
@@ -8,6 +8,7 @@ mod row_col_toplevel_layout;
 mod utils;
 pub(crate) use row_col_toplevel_layout::RowColToplevelLayout;
 
+#[derive(Debug)]
 pub(crate) struct LayoutToplevel<'a> {
     //toplevel: &'a crate::Toplevel,
     /// Preferred size of the child widget, if it fill the parent container
diff --git a/src/widgets/toplevels/toplevel_layout/row_col_toplevel_layout.rs b/src/widgets/toplevels/toplevel_layout/row_col_toplevel_layout.rs
index 73e1235..48490a9 100644
--- a/src/widgets/toplevels/toplevel_layout/row_col_toplevel_layout.rs
+++ b/src/widgets/toplevels/toplevel_layout/row_col_toplevel_layout.rs
@@ -31,7 +31,10 @@ impl ToplevelLayout for RowColToplevelLayout {
         let scale_factor = (self.axis.main(max_limit) / requested_main_total).min(1.0);
         let max_cross = self.axis.cross(max_limit);
 
-        let mut total_main = 0.0;
+        // Add padding to center if total requested size doesn't fill available space
+        let padding = (self.axis.main(max_limit) - requested_main_total).max(0.) / 2.;
+
+        let mut total_main = padding;
         let mut first = true;
         toplevels.iter().map(move |child| {
             let requested_main = self.axis.main(child.preferred_size);