diff --git a/crates/egui/src/style.rs b/crates/egui/src/style.rs
index c00971021..f94b9d345 100644
--- a/crates/egui/src/style.rs
+++ b/crates/egui/src/style.rs
@@ -1234,6 +1234,11 @@ pub struct WidgetVisuals {
     pub fg_stroke: Stroke,
 
     /// Make the frame this much larger.
+    ///
+    /// The problem with "expanding" widgets is that they now want to paint outside their own bounds,
+    /// which then requires all parent UIs to have proper margins.
+    ///
+    /// It also means hovered things are no longer properly aligned with every other widget.
     pub expansion: f32,
 }
 
@@ -1568,7 +1573,7 @@ impl Widgets {
                 bg_stroke: Stroke::new(1.0, Color32::from_gray(150)), // e.g. hover over window edge or button
                 fg_stroke: Stroke::new(1.5, Color32::from_gray(240)),
                 corner_radius: CornerRadius::same(3),
-                expansion: 1.0,
+                expansion: 0.0,
             },
             active: WidgetVisuals {
                 weak_bg_fill: Color32::from_gray(55),
@@ -1576,7 +1581,7 @@ impl Widgets {
                 bg_stroke: Stroke::new(1.0, Color32::WHITE),
                 fg_stroke: Stroke::new(2.0, Color32::WHITE),
                 corner_radius: CornerRadius::same(2),
-                expansion: 1.0,
+                expansion: 0.0,
             },
             open: WidgetVisuals {
                 weak_bg_fill: Color32::from_gray(45),
@@ -1613,7 +1618,7 @@ impl Widgets {
                 bg_stroke: Stroke::new(1.0, Color32::from_gray(105)), // e.g. hover over window edge or button
                 fg_stroke: Stroke::new(1.5, Color32::BLACK),
                 corner_radius: CornerRadius::same(3),
-                expansion: 1.0,
+                expansion: 0.0,
             },
             active: WidgetVisuals {
                 weak_bg_fill: Color32::from_gray(165),
@@ -1621,7 +1626,7 @@ impl Widgets {
                 bg_stroke: Stroke::new(1.0, Color32::BLACK),
                 fg_stroke: Stroke::new(2.0, Color32::BLACK),
                 corner_radius: CornerRadius::same(2),
-                expansion: 1.0,
+                expansion: 0.0,
             },
             open: WidgetVisuals {
                 weak_bg_fill: Color32::from_gray(220),
diff --git a/crates/egui_demo_app/tests/snapshots/clock.png b/crates/egui_demo_app/tests/snapshots/clock.png
index dd3ef8a4f..1f6b6438f 100644
--- a/crates/egui_demo_app/tests/snapshots/clock.png
+++ b/crates/egui_demo_app/tests/snapshots/clock.png
@@ -1,3 +1,3 @@
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diff --git a/crates/egui_demo_app/tests/snapshots/custom3d.png b/crates/egui_demo_app/tests/snapshots/custom3d.png
index e1974dc57..41ace3480 100644
--- a/crates/egui_demo_app/tests/snapshots/custom3d.png
+++ b/crates/egui_demo_app/tests/snapshots/custom3d.png
@@ -1,3 +1,3 @@
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diff --git a/crates/egui_demo_app/tests/snapshots/easymarkeditor.png b/crates/egui_demo_app/tests/snapshots/easymarkeditor.png
index e1a204fd3..b11978ce9 100644
--- a/crates/egui_demo_app/tests/snapshots/easymarkeditor.png
+++ b/crates/egui_demo_app/tests/snapshots/easymarkeditor.png
@@ -1,3 +1,3 @@
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diff --git a/crates/egui_demo_app/tests/snapshots/imageviewer.png b/crates/egui_demo_app/tests/snapshots/imageviewer.png
index 830fe723d..03aa3077a 100644
--- a/crates/egui_demo_app/tests/snapshots/imageviewer.png
+++ b/crates/egui_demo_app/tests/snapshots/imageviewer.png
@@ -1,3 +1,3 @@
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diff --git a/crates/egui_kittest/tests/snapshots/menu/closed_hovered.png b/crates/egui_kittest/tests/snapshots/menu/closed_hovered.png
index ffc93c942..d9d542908 100644
--- a/crates/egui_kittest/tests/snapshots/menu/closed_hovered.png
+++ b/crates/egui_kittest/tests/snapshots/menu/closed_hovered.png
@@ -1,3 +1,3 @@
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diff --git a/crates/egui_kittest/tests/snapshots/menu/opened.png b/crates/egui_kittest/tests/snapshots/menu/opened.png
index 990bed40e..7f9b23b37 100644
--- a/crates/egui_kittest/tests/snapshots/menu/opened.png
+++ b/crates/egui_kittest/tests/snapshots/menu/opened.png
@@ -1,3 +1,3 @@
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index 7bd7c356d..7c1823938 100644
--- a/crates/egui_kittest/tests/snapshots/menu/submenu.png
+++ b/crates/egui_kittest/tests/snapshots/menu/submenu.png
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index 1e3b905b1..7e8f3f8e7 100644
--- a/crates/egui_kittest/tests/snapshots/menu/subsubmenu.png
+++ b/crates/egui_kittest/tests/snapshots/menu/subsubmenu.png
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index f7a5dcf62..cb99dfc84 100644
--- a/crates/egui_kittest/tests/snapshots/readme_example.png
+++ b/crates/egui_kittest/tests/snapshots/readme_example.png
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diff --git a/tests/egui_tests/tests/snapshots/text_edit_rtl_0.png b/tests/egui_tests/tests/snapshots/text_edit_rtl_0.png
index af1b2dfb8..440e1e818 100644
--- a/tests/egui_tests/tests/snapshots/text_edit_rtl_0.png
+++ b/tests/egui_tests/tests/snapshots/text_edit_rtl_0.png
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index ad94f8834..d0f6cb316 100644
--- a/tests/egui_tests/tests/snapshots/text_edit_rtl_1.png
+++ b/tests/egui_tests/tests/snapshots/text_edit_rtl_1.png
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index a11a1d1b6..e618bf8dd 100644
--- a/tests/egui_tests/tests/snapshots/text_edit_rtl_2.png
+++ b/tests/egui_tests/tests/snapshots/text_edit_rtl_2.png
@@ -1,3 +1,3 @@
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diff --git a/tests/egui_tests/tests/snapshots/visuals/button.png b/tests/egui_tests/tests/snapshots/visuals/button.png
index 0e2ff4cb0..ffe31f06a 100644
--- a/tests/egui_tests/tests/snapshots/visuals/button.png
+++ b/tests/egui_tests/tests/snapshots/visuals/button.png
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index ee24faad9..162712f09 100644
--- a/tests/egui_tests/tests/snapshots/visuals/button_image.png
+++ b/tests/egui_tests/tests/snapshots/visuals/button_image.png
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diff --git a/tests/egui_tests/tests/snapshots/visuals/button_image_shortcut.png b/tests/egui_tests/tests/snapshots/visuals/button_image_shortcut.png
index e125622bc..4027ef68b 100644
--- a/tests/egui_tests/tests/snapshots/visuals/button_image_shortcut.png
+++ b/tests/egui_tests/tests/snapshots/visuals/button_image_shortcut.png
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index b577739cd..b742787c0 100644
--- a/tests/egui_tests/tests/snapshots/visuals/button_image_shortcut_selected.png
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index 5c170014f..29f33406f 100644
--- a/tests/egui_tests/tests/snapshots/visuals/checkbox.png
+++ b/tests/egui_tests/tests/snapshots/visuals/checkbox.png
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--- a/tests/egui_tests/tests/snapshots/visuals/checkbox_checked.png
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--- a/tests/egui_tests/tests/snapshots/visuals/drag_value.png
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