diff --git a/artist/chisel.go b/artist/chisel.go
index e1d3406..c902002 100644
--- a/artist/chisel.go
+++ b/artist/chisel.go
@@ -3,18 +3,15 @@ package artist
 import "image/color"
 
 // Beveled is a pattern that has a highlight section and a shadow section.
-type Beveled struct {
-	Highlight Pattern
-	Shadow    Pattern
-}
+type Beveled [2]Pattern
 
 // AtWhen satisfies the Pattern interface.
 func (pattern Beveled) AtWhen (x, y, width, height int) (c color.RGBA) {
 	return QuadBeveled {
-		pattern.Highlight,
-		pattern.Shadow,
-		pattern.Shadow,
-		pattern.Highlight,
+		pattern[0],
+		pattern[1],
+		pattern[1],
+		pattern[0],
 	}.AtWhen(x, y, width, height)
 }
 
diff --git a/elements/testing/artist.go b/elements/testing/artist.go
index dfd2b77..7ca65ce 100644
--- a/elements/testing/artist.go
+++ b/elements/testing/artist.go
@@ -36,8 +36,8 @@ func (element *Artist) Resize (width, height int) {
 	artist.FillRectangle (
 		element,
 		artist.Beveled {
-			Highlight: artist.NewUniform(hex(0xFF0000FF)),
-			Shadow:    artist.NewUniform(hex(0x0000FFFF)),
+			artist.NewUniform(hex(0xFF0000FF)),
+			artist.NewUniform(hex(0x0000FFFF)),
 		},
 		element.cellAt(0, 0))
 
diff --git a/theme/button.go b/theme/button.go
index 78b7fe1..a492ff8 100644
--- a/theme/button.go
+++ b/theme/button.go
@@ -7,8 +7,8 @@ var buttonPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0xCCD5D2FF)),
-			Shadow:    artist.NewUniform(hex(0x4B5B59FF)),
+			artist.NewUniform(hex(0xCCD5D2FF)),
+			artist.NewUniform(hex(0x4B5B59FF)),
 		},
 	},
 	artist.Stroke { Pattern: artist.NewUniform(hex(0x8D9894FF)) })
@@ -17,8 +17,8 @@ var selectedButtonPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0xCCD5D2FF)),
-			Shadow:    artist.NewUniform(hex(0x4B5B59FF)),
+			artist.NewUniform(hex(0xCCD5D2FF)),
+			artist.NewUniform(hex(0x4B5B59FF)),
 		},
 	},
 	artist.Stroke { Weight: 1, Pattern: accentPattern },
@@ -28,8 +28,8 @@ var pressedButtonPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0x4B5B59FF)),
-			Shadow:    artist.NewUniform(hex(0x8D9894FF)),
+			artist.NewUniform(hex(0x4B5B59FF)),
+			artist.NewUniform(hex(0x8D9894FF)),
 		},
 	},
 	artist.Stroke { Pattern: artist.NewUniform(hex(0x8D9894FF)) })
@@ -38,8 +38,8 @@ var pressedSelectedButtonPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0x4B5B59FF)),
-			Shadow:    artist.NewUniform(hex(0x8D9894FF)),
+			artist.NewUniform(hex(0x4B5B59FF)),
+			artist.NewUniform(hex(0x8D9894FF)),
 		},
 	},
 	artist.Stroke { Pattern: artist.NewUniform(hex(0x8D9894FF)) })
diff --git a/theme/input.go b/theme/input.go
index 6cdebd6..67aaa89 100644
--- a/theme/input.go
+++ b/theme/input.go
@@ -7,8 +7,8 @@ var inputPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0x89925AFF)),
-			Shadow:    artist.NewUniform(hex(0xD2CB9AFF)),
+			artist.NewUniform(hex(0x89925AFF)),
+			artist.NewUniform(hex(0xD2CB9AFF)),
 		},
 	},
 	artist.Stroke { Pattern: artist.NewUniform(hex(0xD2CB9AFF)) })
diff --git a/theme/list.go b/theme/list.go
index 52f22a8..7e1acd8 100644
--- a/theme/list.go
+++ b/theme/list.go
@@ -7,8 +7,8 @@ var listPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0x383C3AFF)),
-			Shadow:    artist.NewUniform(hex(0x999C99FF)),
+			artist.NewUniform(hex(0x383C3AFF)),
+			artist.NewUniform(hex(0x999C99FF)),
 		},
 	},
 	artist.Stroke { Pattern: artist.NewUniform(hex(0x999C99FF)) })
@@ -28,8 +28,8 @@ var selectedListEntryPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0x3b534eFF)),
-			Shadow:    artist.NewUniform(hex(0x97a09cFF)),
+			artist.NewUniform(hex(0x3b534eFF)),
+			artist.NewUniform(hex(0x97a09cFF)),
 		},
 	},
 	artist.Stroke { Pattern: artist.NewUniform(hex(0x97a09cFF)) })
diff --git a/theme/scroll.go b/theme/scroll.go
index 425cc11..b3ae4eb 100644
--- a/theme/scroll.go
+++ b/theme/scroll.go
@@ -7,8 +7,8 @@ var scrollGutterPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0x3b534eFF)),
-			Shadow:    artist.NewUniform(hex(0x6e8079FF)),
+			artist.NewUniform(hex(0x3b534eFF)),
+			artist.NewUniform(hex(0x6e8079FF)),
 		},
 	},
 	artist.Stroke { Pattern: artist.NewUniform(hex(0x6e8079FF)) })
@@ -20,8 +20,8 @@ var scrollBarPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0xCCD5D2FF)),
-			Shadow:    artist.NewUniform(hex(0x4B5B59FF)),
+			artist.NewUniform(hex(0xCCD5D2FF)),
+			artist.NewUniform(hex(0x4B5B59FF)),
 		},
 	},
 	artist.Stroke { Pattern: artist.NewUniform(hex(0x8D9894FF)) })
@@ -30,8 +30,8 @@ var pressedScrollBarPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0xCCD5D2FF)),
-			Shadow:    artist.NewUniform(hex(0x4B5B59FF)),
+			artist.NewUniform(hex(0xCCD5D2FF)),
+			artist.NewUniform(hex(0x4B5B59FF)),
 		},
 	},
 	artist.Stroke { Weight: 1, Pattern: artist.NewUniform(hex(0x8D9894FF)) },
diff --git a/theme/theme.go b/theme/theme.go
index 24e5f31..923b5e2 100644
--- a/theme/theme.go
+++ b/theme/theme.go
@@ -28,8 +28,8 @@ var sunkenPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0x3b534eFF)),
-			Shadow:    artist.NewUniform(hex(0x97a09cFF)),
+			artist.NewUniform(hex(0x3b534eFF)),
+			artist.NewUniform(hex(0x97a09cFF)),
 		},
 	},
 	// artist.Stroke { Pattern: artist.NewUniform(hex(0x97a09cFF)) },
@@ -49,8 +49,8 @@ var raisedPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0xDBDBDBFF)),
-			Shadow:    artist.NewUniform(hex(0x383C3AFF)),
+			artist.NewUniform(hex(0xDBDBDBFF)),
+			artist.NewUniform(hex(0x383C3AFF)),
 		},
 	},
 	artist.Stroke { Pattern: artist.NewUniform(hex(0xAAAAAAFF)) })
@@ -60,8 +60,8 @@ var selectedRaisedPattern = artist.NewMultiBordered (
 	artist.Stroke {
 		Weight: 1,
 		Pattern: artist.Beveled {
-			Highlight: artist.NewUniform(hex(0xDBDBDBFF)),
-			Shadow:    artist.NewUniform(hex(0x383C3AFF)),
+			artist.NewUniform(hex(0xDBDBDBFF)),
+			artist.NewUniform(hex(0x383C3AFF)),
 		},
 	},
 	artist.Stroke { Weight: 1, Pattern: accentPattern },