diff --git a/ui/shadow.go b/ui/shadow.go
new file mode 100644
index 0000000..6f0a1b6
--- /dev/null
+++ b/ui/shadow.go
@@ -0,0 +1,22 @@
+package ui
+
+import "opslag.de/schobers/geom"
+
+type shadow struct {
+	Proxy
+}
+
+func Shadow(content Control) *shadow {
+	s := &shadow{}
+	s.Content = content
+	return s
+}
+
+func (s *shadow) Render(ctx Context) {
+	s.Proxy.Render(ctx)
+	b := s.Bounds()
+	shadow := RGBA(0xBD, 0xBD, 0xBD, 0x2F)
+	ctx.Renderer().FillRectangle(geom.RectF32(b.Min.X, b.Min.Y, b.Max.X, b.Min.Y+3), shadow)
+	ctx.Renderer().FillRectangle(geom.RectF32(b.Min.X, b.Min.Y, b.Max.X, b.Min.Y+2), shadow)
+	ctx.Renderer().FillRectangle(geom.RectF32(b.Min.X, b.Min.Y, b.Max.X, b.Min.Y+1), shadow)
+}