diff --git a/AboutWindow.gd b/AboutWindow.gd
index ef74e11..ee2ad4f 100644
--- a/AboutWindow.gd
+++ b/AboutWindow.gd
@@ -1,4 +1,4 @@
-extends Control
+extends PopupWindow
 
 @onready
 var about_panel: Panel = %AboutPanel
@@ -51,16 +51,8 @@ const WHATS_NEW: Dictionary = {
 }
 
 
-func _input(event: InputEvent) -> void:
-	if self.visible == true:
-		if event is InputEventMouseButton && event.is_pressed():
-			var evLocal: InputEvent = make_input_local(event)
-			if !Rect2(Vector2(0, 0), about_panel.size).has_point(evLocal.position):
-				self.visible = false
-
-
-func show_window() -> void:
-	visible = true
+func open() -> void:
+	super()
 	version_label.text = Settings.version
 	
 	# Build changelog text with version headers
@@ -70,7 +62,3 @@ func show_window() -> void:
 		changelog_text += WHATS_NEW[version] + "\n"
 	
 	whats_new_label.text = changelog_text
-
-
-func hide_window() -> void:
-	visible = false
diff --git a/AboutWindow.tscn b/AboutWindow.tscn
index b746c05..c0ffcdb 100644
--- a/AboutWindow.tscn
+++ b/AboutWindow.tscn
@@ -1,8 +1,10 @@
 [gd_scene format=3 uid="uid://cp54idaudb8dp"]
 
 [ext_resource type="Script" uid="uid://b7bh0of7olbcb" path="res://AboutWindow.gd" id="1_about_script"]
+[ext_resource type="Theme" path="res://popup_theme.tres" id="popup_theme"]
 
-[node name="AboutControl" type="Control" unique_id=1626010355]
+[node name="AboutControl" type="Control" unique_id=1626010355 node_paths=PackedStringArray("panel")]
+theme = ExtResource("popup_theme")
 layout_mode = 3
 anchors_preset = 15
 anchor_right = 1.0
@@ -10,6 +12,7 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("1_about_script")
+panel = NodePath("AboutPanel")
 
 [node name="AboutPanel" type="Panel" parent="." unique_id=1907299275]
 unique_name_in_owner = true
@@ -18,7 +21,6 @@ offset_right = 600.0
 offset_bottom = 640.0
 
 [node name="TitleLabel" type="Label" parent="AboutPanel" unique_id=200295721]
-texture_filter = 1
 layout_mode = 0
 offset_right = 600.0
 offset_bottom = 50.0
@@ -40,13 +42,11 @@ size_flags_vertical = 3
 
 [node name="VersionLabel" type="Label" parent="AboutPanel/ScrollContainer/ContentVBox" unique_id=352884126]
 unique_name_in_owner = true
-texture_filter = 1
 layout_mode = 2
 size_flags_horizontal = 3
 horizontal_alignment = 1
 
 [node name="DescriptionLabel" type="Label" parent="AboutPanel/ScrollContainer/ContentVBox" unique_id=543094263]
-texture_filter = 1
 custom_minimum_size = Vector2(560, 0)
 layout_mode = 2
 size_flags_horizontal = 3
@@ -56,7 +56,6 @@ autowrap_mode = 2
 
 [node name="WhatsNewLabel" type="Label" parent="AboutPanel/ScrollContainer/ContentVBox" unique_id=1363040291]
 unique_name_in_owner = true
-texture_filter = 1
 custom_minimum_size = Vector2(560, 0)
 layout_mode = 2
 size_flags_horizontal = 3
diff --git a/Log.tscn b/Log.tscn
index 8d0d540..47e231f 100644
--- a/Log.tscn
+++ b/Log.tscn
@@ -1,8 +1,10 @@
 [gd_scene load_steps=2 format=3 uid="uid://bijh5h5yrivm3"]
 
 [ext_resource type="Script" uid="uid://cw41y87l64qo7" path="res://log.gd" id="1_q72ua"]
+[ext_resource type="Theme" path="res://popup_theme.tres" id="popup_theme"]
 
-[node name="Control" type="Control"]
+[node name="Control" type="Control" node_paths=PackedStringArray("panel")]
+theme = ExtResource("popup_theme")
 custom_minimum_size = Vector2(700, 700)
 layout_mode = 3
 anchors_preset = 15
@@ -11,6 +13,7 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("1_q72ua")
+panel = NodePath("LogPanel")
 
 [node name="LogPanel" type="Panel" parent="."]
 unique_name_in_owner = true
diff --git a/MainWindow.gd b/MainWindow.gd
index 7009b5b..2eae59a 100644
--- a/MainWindow.gd
+++ b/MainWindow.gd
@@ -140,11 +140,15 @@ var current_player: Node
 ## True while statistics are off because a player won, until points are reset.
 var stats_paused_by_win: bool = false
 
+## Dims the window behind an open popup and keeps clicks from reaching the buttons under it.
+var popup_backdrop: ColorRect
+
 ## Seconds to wait before retrying a song download step that failed.
 var song_fetch_retry_seconds: float = 5.0
 
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
+	_setup_popup_backdrop()
 	var debug: bool = OS.has_feature("debug")
 	var is_mac: bool = OS.has_feature("macos")
 	if debug:
@@ -214,9 +218,9 @@ func _input(event: InputEvent) -> void:
 			if Settings.fullscreen == false:
 				DisplayServer.window_set_mode(DisplayServer.WINDOW_MODE_WINDOWED)
 		if event.alt_pressed && event.keycode == KEY_K:
-			shortcuts_window.visible = !shortcuts_window.visible
+			shortcuts_window.toggle()
 		if event.alt_pressed && event.keycode == KEY_L:
-			log_window.visible = !log_window.visible
+			log_window.toggle()
 
 func server_updated() -> void:
 	print("server_updated")
@@ -277,6 +281,28 @@ func play_next_song() -> void:
 #"/music/rand"
 #"/music/addQue"
 #"/music/info"
+func _popups() -> Array[PopupWindow]:
+	return [search_view, sync_window, settings_window, qr_window, new_character_select,
+			shortcuts_window, about_window, winner_window, log_window]
+
+# The backdrop sits above the main window and below every popup. Popups close
+# themselves when clicked outside, and the backdrop keeps that click from reaching
+# the buttons behind them.
+func _setup_popup_backdrop() -> void:
+	popup_backdrop = ColorRect.new()
+	popup_backdrop.name = "PopupBackdrop"
+	popup_backdrop.color = Color(0, 0, 0, 0.55)
+	popup_backdrop.mouse_filter = Control.MOUSE_FILTER_STOP
+	add_child(popup_backdrop)
+	popup_backdrop.set_anchors_and_offsets_preset(Control.PRESET_FULL_RECT)
+	for popup: PopupWindow in _popups():
+		move_child(popup, -1)
+		popup.visibility_changed.connect(_update_popup_backdrop)
+	_update_popup_backdrop()
+
+func _update_popup_backdrop() -> void:
+	popup_backdrop.visible = _popups().any(func(popup: PopupWindow) -> bool: return popup.visible)
+
 # The cache size can be changed in the settings. Waiting until the settings are closed
 # avoids starting downloads while the user is still clicking the number up and down.
 func _on_settings_window_visibility_changed() -> void:
@@ -374,19 +400,19 @@ func reset_points() -> void:
 
 func show_about() -> void:
 	print("show_about")
-	about_window.show_window()
+	about_window.open()
 
 func show_shortcuts() -> void:
 	print("show_shortcuts")
-	shortcuts_window.visible = true
+	shortcuts_window.open()
 	
 func show_settings() -> void:
 	print("show_settings")
-	settings_window.visible = true
+	settings_window.open()
 	
 func show_qr() -> void:
 	print("show_qr")
-	qr_window.show_window()
+	qr_window.open()
 	
 func get_statistics() -> void:
 	print("get_statistics")
@@ -422,7 +448,6 @@ func get_suggestion_list() -> void:
 			soundtracks.append_array(array)
 			for soundtrack: String in soundtracks:
 				var inspiration_label: Label = Label.new()
-				inspiration_label.set_texture_filter(TextureFilter.TEXTURE_FILTER_NEAREST)
 				inspiration_label.add_theme_font_size_override("font_size", 20)
 				inspiration_label.text = soundtrack
 				inspiration_label.autowrap_mode = TextServer.AUTOWRAP_WORD
@@ -514,10 +539,7 @@ func _on_new_character_selected(character_texture: ImageTexture) -> void:
 
 func show_search() -> void:
 	print("show_search")
-	if search_view.visible == false:
-		search_view.visible = true
-	else:
-		search_view.visible = false
+	search_view.toggle()
 
 
 ###Local
diff --git a/MainWindow.tscn b/MainWindow.tscn
index a858016..ccdbb69 100644
--- a/MainWindow.tscn
+++ b/MainWindow.tscn
@@ -16,6 +16,7 @@
 [ext_resource type="PackedScene" uid="uid://btupbowehiyyu" path="res://QRWindow.tscn" id="15_qr_window"]
 [ext_resource type="PackedScene" uid="uid://cp54idaudb8dp" path="res://AboutWindow.tscn" id="16_about_window"]
 [ext_resource type="PackedScene" uid="uid://cxlsmxnrp0agh" path="res://WinnerWindow.tscn" id="17_winner_window"]
+[ext_resource type="Theme" path="res://popup_theme.tres" id="popup_theme"]
 
 [sub_resource type="LabelSettings" id="LabelSettings_ychxr"]
 font_size = 25
@@ -69,7 +70,11 @@ events = [SubResource("InputEventKey_ujjlu")]
 
 [node name="Control" type="Control" unique_id=407149696]
 layout_mode = 3
-anchors_preset = 0
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
 script = ExtResource("1_eu0t5")
 
 [node name="TopPanelContainer" type="PanelContainer" parent="." unique_id=663404711]
@@ -78,7 +83,6 @@ offset_right = 1920.0
 offset_bottom = 56.0
 
 [node name="Title" type="Label" parent="." unique_id=1187907861]
-texture_filter = 1
 layout_mode = 0
 offset_left = 64.0
 offset_top = 12.0
@@ -120,14 +124,12 @@ follow_focus = true
 script = ExtResource("7_dj026")
 
 [node name="MusicList" type="VBoxContainer" parent="MusicListPanel/ScrollContainer" unique_id=373398568]
-texture_filter = 1
 layout_mode = 2
 size_flags_horizontal = 3
 size_flags_vertical = 3
 theme_override_constants/separation = 10
 
 [node name="ScrollContainer" type="ScrollContainer" parent="." unique_id=498283761]
-texture_filter = 1
 layout_mode = 0
 offset_left = 1216.0
 offset_top = 128.0
@@ -138,7 +140,6 @@ vertical_scroll_mode = 3
 script = ExtResource("2_gxtxm")
 
 [node name="VBoxContainer" type="VBoxContainer" parent="ScrollContainer" unique_id=1215162949]
-texture_filter = 1
 layout_mode = 2
 size_flags_horizontal = 3
 size_flags_vertical = 3
@@ -151,7 +152,6 @@ offset_right = 1152.0
 offset_bottom = 384.0
 
 [node name="SoundtrackLabel" type="Label" parent="VBoxContainer" unique_id=173147793]
-texture_filter = 1
 custom_minimum_size = Vector2(1, 1)
 layout_mode = 2
 label_settings = SubResource("LabelSettings_qspbu")
@@ -159,7 +159,6 @@ horizontal_alignment = 1
 autowrap_mode = 2
 
 [node name="SongLabel" type="Label" parent="VBoxContainer" unique_id=1687490027]
-texture_filter = 1
 custom_minimum_size = Vector2(1, 1)
 layout_mode = 2
 label_settings = SubResource("LabelSettings_3m52w")
@@ -195,7 +194,6 @@ custom_minimum_size = Vector2(2.08165e-12, 40)
 layout_mode = 2
 
 [node name="Label" type="Label" parent="Players/VBoxContainer/HBoxContainer" unique_id=1331357386]
-texture_filter = 1
 custom_minimum_size = Vector2(2.08165e-12, 40)
 layout_mode = 2
 size_flags_horizontal = 3
@@ -205,7 +203,6 @@ horizontal_alignment = 1
 vertical_alignment = 1
 
 [node name="AddPlayersButton" type="TextureButton" parent="Players/VBoxContainer/HBoxContainer" unique_id=634410148]
-texture_filter = 1
 custom_minimum_size = Vector2(2.08165e-12, 40)
 layout_mode = 2
 size_flags_horizontal = 8
@@ -232,7 +229,6 @@ placeholder_text = "Player name"
 script = ExtResource("7_qsdfy")
 
 [node name="AddPlayerButton" type="Button" parent="Players/VBoxContainer/AddPlayerContainer" unique_id=245001313]
-texture_filter = 1
 custom_minimum_size = Vector2(2.08165e-12, 40)
 layout_mode = 2
 text = "Add"
@@ -246,13 +242,14 @@ theme_override_styles/panel = SubResource("StyleBoxFlat_k1ygi")
 [node name="ScrollContainer" type="ScrollContainer" parent="Players/VBoxContainer" unique_id=1000000001]
 layout_mode = 2
 size_flags_vertical = 15
+horizontal_scroll_mode = 0
 
 [node name="PlayersListVBoxContainer" type="VBoxContainer" parent="Players/VBoxContainer/ScrollContainer" unique_id=1000000002]
 layout_mode = 2
+size_flags_horizontal = 3
 size_flags_vertical = 15
 
 [node name="ResetPlaylistButton" type="Button" parent="." unique_id=1754155620]
-texture_filter = 1
 layout_mode = 0
 offset_left = 1360.0
 offset_top = 64.0
@@ -263,7 +260,6 @@ action_mode = 0
 text = "Reset playlist"
 
 [node name="ResetPointsButton" type="Button" parent="." unique_id=942880776]
-texture_filter = 1
 layout_mode = 0
 offset_left = 1488.0
 offset_top = 64.0
@@ -274,7 +270,6 @@ action_mode = 0
 text = "Reset points"
 
 [node name="SyncButton" type="Button" parent="." unique_id=1228313556]
-texture_filter = 1
 layout_mode = 0
 offset_left = 1616.0
 offset_top = 64.0
@@ -285,7 +280,6 @@ action_mode = 0
 text = "Sync soundtracks"
 
 [node name="SoundTestButton" type="Button" parent="." unique_id=1332971879]
-texture_filter = 1
 layout_mode = 0
 offset_left = 1776.0
 offset_top = 64.0
@@ -296,7 +290,6 @@ action_mode = 0
 text = "Sound test"
 
 [node name="ShowAnswerButton" type="Button" parent="." unique_id=415388039]
-texture_filter = 1
 layout_mode = 0
 offset_left = 65.0
 offset_top = 944.0
@@ -308,7 +301,6 @@ shortcut = SubResource("Shortcut_a7fvb")
 text = "Show answer"
 
 [node name="NextButton" type="Button" parent="." unique_id=1744703488]
-texture_filter = 1
 layout_mode = 0
 offset_left = 193.0
 offset_top = 944.0
@@ -321,7 +313,6 @@ shortcut = SubResource("Shortcut_d6fml")
 text = "Randomize new track"
 
 [node name="SearchButton" type="Button" parent="." unique_id=1782453581]
-texture_filter = 1
 layout_mode = 0
 offset_left = 1354.0
 offset_top = 8.0
@@ -333,7 +324,6 @@ shortcut = SubResource("Shortcut_fbju4")
 text = "Search"
 
 [node name="SettingsButton" type="Button" parent="." unique_id=1193400323]
-texture_filter = 1
 layout_mode = 0
 offset_left = 1442.0
 offset_top = 8.0
@@ -344,7 +334,6 @@ action_mode = 0
 text = "Settings"
 
 [node name="StatisticsButton" type="Button" parent="." unique_id=2045021269]
-texture_filter = 1
 layout_mode = 0
 offset_left = 1530.0
 offset_top = 8.0
@@ -355,7 +344,6 @@ action_mode = 0
 text = "Statistics"
 
 [node name="ShortcutsButton" type="Button" parent="." unique_id=2066498226]
-texture_filter = 1
 layout_mode = 0
 offset_left = 1626.0
 offset_top = 8.0
@@ -366,7 +354,6 @@ action_mode = 0
 text = "Shortcuts"
 
 [node name="AboutButton" type="Button" parent="." unique_id=1057035253]
-texture_filter = 1
 layout_mode = 0
 offset_left = 1722.0
 offset_top = 8.0
@@ -377,7 +364,6 @@ action_mode = 0
 text = "About"
 
 [node name="QRButton" type="Button" parent="." unique_id=2021908559]
-texture_filter = 1
 layout_mode = 0
 offset_left = 1802.0
 offset_top = 8.0
@@ -440,12 +426,12 @@ offset_right = 1262.0
 offset_bottom = 860.0
 
 [node name="StatisticsPopupPanel" type="PopupPanel" parent="." unique_id=298311407]
+theme = ExtResource("popup_theme")
 oversampling_override = 1.0
 initial_position = 2
 size = Vector2i(450, 100)
 
 [node name="Label" type="Label" parent="StatisticsPopupPanel" unique_id=548316493]
-texture_filter = 1
 offset_left = 4.0
 offset_top = 4.0
 offset_right = 446.0
@@ -454,7 +440,6 @@ text = "Statistics"
 horizontal_alignment = 1
 
 [node name="StatisticsLabel" type="Label" parent="StatisticsPopupPanel" unique_id=58226477]
-texture_filter = 1
 offset_left = 4.0
 offset_top = 4.0
 offset_right = 446.0
diff --git a/Player.tscn b/Player.tscn
index 97cc18a..563a62a 100644
--- a/Player.tscn
+++ b/Player.tscn
@@ -29,9 +29,12 @@ script = ExtResource("1_if4kc")
 
 [node name="HBoxContainer" type="HBoxContainer" parent="."]
 custom_minimum_size = Vector2(2.08165e-12, 40)
-layout_mode = 0
-offset_right = 40.0
-offset_bottom = 40.0
+layout_mode = 1
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
 
 [node name="Panel4" type="Panel" parent="HBoxContainer"]
 custom_minimum_size = Vector2(5, 40)
@@ -41,12 +44,15 @@ theme_override_styles/panel = SubResource("StyleBoxFlat_821k2")
 [node name="Name" type="Label" parent="HBoxContainer"]
 custom_minimum_size = Vector2(130, 40)
 layout_mode = 2
+size_flags_horizontal = 3
 size_flags_vertical = 1
 text = ": 0"
 vertical_alignment = 1
+clip_text = true
+text_overrun_behavior = 3
 
 [node name="Panel3" type="Panel" parent="HBoxContainer"]
-custom_minimum_size = Vector2(80, 2.08165e-12)
+custom_minimum_size = Vector2(16, 2.08165e-12)
 layout_mode = 2
 theme_override_styles/panel = SubResource("StyleBoxFlat_w10e8")
 
@@ -91,7 +97,6 @@ theme_override_styles/panel = SubResource("StyleBoxFlat_b2crt")
 [node name="RemovePlayer" type="TextureButton" parent="HBoxContainer"]
 custom_minimum_size = Vector2(40, 40)
 layout_mode = 2
-size_flags_horizontal = 3
 focus_mode = 0
 action_mode = 0
 texture_normal = ExtResource("3_j3uxe")
diff --git a/PlayerObject.gd b/PlayerObject.gd
index 5e9d146..d885d40 100644
--- a/PlayerObject.gd
+++ b/PlayerObject.gd
@@ -19,7 +19,10 @@ var player_score: int
 
 var is_first_point: bool = true
 
-var character: Texture = load("res://noCharacter.png")
+## Picture shown until the player picks a character.
+const NO_CHARACTER_PATH: String = "res://noCharacter.png"
+
+var character: Texture = load(NO_CHARACTER_PATH)
 
 func _init(new_name: String) -> void:
 	player_name = new_name
diff --git a/QRWindow.gd b/QRWindow.gd
index 52a02db..d13392a 100644
--- a/QRWindow.gd
+++ b/QRWindow.gd
@@ -1,4 +1,4 @@
-extends Control
+extends PopupWindow
 
 @onready
 var qr_panel: Panel = $QRPanel
@@ -21,21 +21,10 @@ func _ready() -> void:
 	url_label.text = qr_code_rect.data
 	print("QR code generated for: ", url)
 
-func show_window() -> void:
-	visible = true
+func open() -> void:
+	super()
 	# Regenerate QR code in case settings changed
 	var url: String = Settings.default_path + "/search"
 	qr_code_rect.data = url
 	url_label.text = qr_code_rect.data
 
-
-func _input(event: InputEvent) -> void:
-	if self.visible == true:
-		if event is InputEventMouseButton && event.is_pressed():
-			var evLocal: InputEvent = make_input_local(event)
-			if !Rect2(Vector2(0, 0), qr_panel.size).has_point(evLocal.position):
-				self.visible = false
-
-
-func hide_window() -> void:
-	visible = false
diff --git a/QRWindow.tscn b/QRWindow.tscn
index 34ff866..770a930 100644
--- a/QRWindow.tscn
+++ b/QRWindow.tscn
@@ -2,8 +2,10 @@
 
 [ext_resource type="Script" uid="uid://bsa6xg5xos6h7" path="res://QRWindow.gd" id="1_qr_script"]
 [ext_resource type="Script" uid="uid://dynulhnyq5hpq" path="res://addons/kenyoni/qr_code/qr_code_rect.gd" id="2_jpsxt"]
+[ext_resource type="Theme" path="res://popup_theme.tres" id="popup_theme"]
 
-[node name="QRControl" type="Control" unique_id=1996957585]
+[node name="QRControl" type="Control" unique_id=1996957585 node_paths=PackedStringArray("panel")]
+theme = ExtResource("popup_theme")
 layout_mode = 3
 anchors_preset = 15
 anchor_right = 1.0
@@ -11,6 +13,7 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("1_qr_script")
+panel = NodePath("QRPanel")
 
 [node name="QRPanel" type="Panel" parent="." unique_id=1021365843]
 unique_name_in_owner = true
diff --git a/SearchWindow.gd b/SearchWindow.gd
index 6de885b..d29d3ed 100644
--- a/SearchWindow.gd
+++ b/SearchWindow.gd
@@ -1,4 +1,4 @@
-extends Control
+extends PopupWindow
 
 @onready
 var search_list: VBoxContainer = $ScrollContainer/VBoxContainer
@@ -36,7 +36,7 @@ func focus() -> void:
 
 func close() -> void:
 	clear()
-	self.visible = false
+	super()
 
 func search() -> void:
 	print(search_bar.text)
@@ -179,13 +179,6 @@ func set_soundtracks(list: Array) -> void:
 			"cleaned": clean_term(soundtrack)
 		})
 
-func _input(event: InputEvent) -> void:
-	if self.visible == true:
-		if event is InputEventMouseButton && event.is_pressed():
-			var evLocal: InputEvent = make_input_local(event)
-			if !Rect2(Vector2(0, 0), search_panel.size).has_point(evLocal.position):
-				self.visible = false
-
 func clear() -> void:
 	search_bar.text = ""
 	show_all_soundtracks()
diff --git a/SearchWindow.tscn b/SearchWindow.tscn
index 02b3fef..e483a5a 100644
--- a/SearchWindow.tscn
+++ b/SearchWindow.tscn
@@ -1,8 +1,10 @@
 [gd_scene format=3 uid="uid://bxydgil1yifps"]
 
 [ext_resource type="Script" uid="uid://bg5yo08638600" path="res://SearchWindow.gd" id="1_m7bij"]
+[ext_resource type="Theme" path="res://popup_theme.tres" id="popup_theme"]
 
-[node name="Control" type="Control" unique_id=616238617]
+[node name="Control" type="Control" unique_id=616238617 node_paths=PackedStringArray("panel")]
+theme = ExtResource("popup_theme")
 layout_mode = 3
 anchors_preset = 15
 anchor_right = 1.0
@@ -10,6 +12,7 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("1_m7bij")
+panel = NodePath("SearchPanel")
 
 [node name="SearchPanel" type="Panel" parent="." unique_id=1262945994]
 unique_name_in_owner = true
@@ -18,7 +21,6 @@ offset_right = 1152.0
 offset_bottom = 640.0
 
 [node name="ClearButton" type="Button" parent="." unique_id=1549439398]
-texture_filter = 1
 layout_mode = 0
 offset_left = 936.0
 offset_top = 16.0
@@ -30,7 +32,6 @@ action_mode = 0
 text = "Clear"
 
 [node name="Searchbar" type="TextEdit" parent="." unique_id=2112669372]
-texture_filter = 1
 layout_mode = 0
 offset_left = 32.0
 offset_top = 16.0
diff --git a/SettingsWindow.gd b/SettingsWindow.gd
index 9eb8daa..f0a1267 100644
--- a/SettingsWindow.gd
+++ b/SettingsWindow.gd
@@ -1,4 +1,4 @@
-extends Control
+extends PopupWindow
 
 @onready
 var settings_panel: Panel = %SettingsPanel
@@ -116,13 +116,6 @@ func _on_visibility_changed() -> void:
 	if visible:
 		add_to_database_button.button_pressed = Settings.add_to_stats
 
-func _input(event: InputEvent) -> void:
-	if self.visible == true:
-		if event is InputEventMouseButton && event.is_pressed():
-			var evLocal: InputEvent = make_input_local(event)
-			if !Rect2(Vector2(0, 0), settings_panel.size).has_point(evLocal.position):
-				self.visible = false
-
 func fullscreen() -> void:
 	Settings.fullscreen = !Settings.fullscreen
 	if Settings.fullscreen == true:
diff --git a/SettingsWindow.tscn b/SettingsWindow.tscn
index 8271407..a35edc0 100644
--- a/SettingsWindow.tscn
+++ b/SettingsWindow.tscn
@@ -1,11 +1,13 @@
 [gd_scene format=3 uid="uid://dldpeo5y3l5hq"]
 
 [ext_resource type="Script" uid="uid://dukqyjoduf1af" path="res://SettingsWindow.gd" id="1_bt55j"]
+[ext_resource type="Theme" path="res://popup_theme.tres" id="popup_theme"]
 
 [sub_resource type="LabelSettings" id="LabelSettings_3xrlm"]
 font_size = 25
 
-[node name="SettingsControl" type="Control" unique_id=1298840328]
+[node name="SettingsControl" type="Control" unique_id=1298840328 node_paths=PackedStringArray("panel")]
+theme = ExtResource("popup_theme")
 layout_mode = 3
 anchors_preset = 15
 anchor_right = 1.0
@@ -13,6 +15,7 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("1_bt55j")
+panel = NodePath("SettingsPanel")
 
 [node name="SettingsPanel" type="Panel" parent="." unique_id=45537159]
 unique_name_in_owner = true
diff --git a/SyncWindow.tscn b/SyncWindow.tscn
index 747fb45..7c3075f 100644
--- a/SyncWindow.tscn
+++ b/SyncWindow.tscn
@@ -1,11 +1,13 @@
 [gd_scene format=3 uid="uid://dpdem7pdxweb5"]
 
 [ext_resource type="Script" uid="uid://c3ejukwth512a" path="res://sync_window.gd" id="1_8ba47"]
+[ext_resource type="Theme" path="res://popup_theme.tres" id="popup_theme"]
 
 [sub_resource type="LabelSettings" id="LabelSettings_anbfi"]
 font_size = 25
 
-[node name="Control2" type="Control" unique_id=1302914356]
+[node name="Control2" type="Control" unique_id=1302914356 node_paths=PackedStringArray("panel")]
+theme = ExtResource("popup_theme")
 layout_mode = 3
 anchors_preset = 15
 anchor_right = 1.0
@@ -13,6 +15,7 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("1_8ba47")
+panel = NodePath("SyncPanel")
 
 [node name="SyncPanel" type="Panel" parent="." unique_id=1714634204]
 unique_name_in_owner = true
diff --git a/WinnerWindow.tscn b/WinnerWindow.tscn
index c7a9415..c2e0ddf 100644
--- a/WinnerWindow.tscn
+++ b/WinnerWindow.tscn
@@ -2,11 +2,13 @@
 
 [ext_resource type="Script" uid="uid://dxpb22xbwf3t1" path="res://winner_window.gd" id="1_winner_script"]
 [ext_resource type="Texture2D" uid="uid://r4as0nmtoa7p" path="res://noCharacter.png" id="2_no_character"]
+[ext_resource type="Theme" path="res://popup_theme.tres" id="popup_theme"]
 
 [sub_resource type="LabelSettings" id="LabelSettings_hr75l"]
 font_size = 35
 
-[node name="WinnerControl" type="Control" unique_id=1111111111]
+[node name="WinnerControl" type="Control" unique_id=1111111111 node_paths=PackedStringArray("panel")]
+theme = ExtResource("popup_theme")
 layout_mode = 3
 anchors_preset = 15
 anchor_right = 1.0
@@ -14,6 +16,7 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("1_winner_script")
+panel = NodePath("WinnerPanel")
 
 [node name="WinnerPanel" type="Panel" parent="." unique_id=89212869]
 unique_name_in_owner = true
@@ -40,7 +43,6 @@ stretch_mode = 5
 
 [node name="WinnerLabel" type="Label" parent="WinnerPanel/VBoxContainer" unique_id=1437597286]
 unique_name_in_owner = true
-texture_filter = 1
 layout_mode = 2
 text = "Winner!"
 label_settings = SubResource("LabelSettings_hr75l")
diff --git a/log.gd b/log.gd
index 8a0c113..6ec7c59 100644
--- a/log.gd
+++ b/log.gd
@@ -1,4 +1,4 @@
-extends Control
+extends PopupWindow
 
 @onready
 var log_panel: Panel = %LogPanel
@@ -15,7 +15,6 @@ func add_log_row(text: String) -> void:
 
 func make_log_label(row: String) -> Label:
 	var log_label: Label = Label.new()
-	log_label.set_texture_filter(TextureFilter.TEXTURE_FILTER_NEAREST)
 	log_label.add_theme_font_size_override("font_size", 20)
 	log_label.text = row
 	log_label.autowrap_mode = TextServer.AUTOWRAP_WORD
diff --git a/new_character_select.gd b/new_character_select.gd
index 8bf5ef0..fd720b9 100644
--- a/new_character_select.gd
+++ b/new_character_select.gd
@@ -1,4 +1,4 @@
-extends Control
+extends PopupWindow
 
 @onready
 var character_panel: Panel = %CharacterPanel
@@ -46,22 +46,20 @@ func show_grid(player_name: String) -> void:
 	print("show_grid")
 	title_label.text = "Select character for " + player_name
 	close_timer.stop()
-	self.visible = true
+	open()
 	can_select_character = true
 	Settings.character_select_open = true
 
+func close() -> void:
+	super()
+	Settings.character_select_open = false
+
 func _on_character_selected(texture: ImageTexture) -> void:
 	print("_on_character_selected")
+	# Not close(): character_select_open stays true until close_timer fires, so the click
+	# that picked the character does not also select a song behind it
 	self.visible = false
 	if can_select_character:
 		new_new_character_selected.emit(texture)
 		close_timer.start()
 		can_select_character = false
-
-func _input(event: InputEvent) -> void:
-	if self.visible == true:
-		if event is InputEventMouseButton && event.is_pressed():
-			var evLocal: InputEvent = make_input_local(event)
-			if !Rect2(Vector2(0, 0), character_panel.size).has_point(evLocal.position):
-				self.visible = false
-				Settings.character_select_open = false
diff --git a/new_character_select.tscn b/new_character_select.tscn
index 038b505..0161caf 100644
--- a/new_character_select.tscn
+++ b/new_character_select.tscn
@@ -1,14 +1,17 @@
 [gd_scene load_steps=3 format=3 uid="uid://cdy4kvemwaiom"]
 
 [ext_resource type="Script" uid="uid://cvffg87wr6r3y" path="res://new_character_select.gd" id="1_h4tdp"]
+[ext_resource type="Theme" path="res://popup_theme.tres" id="popup_theme"]
 
 [sub_resource type="LabelSettings" id="LabelSettings_p4iny"]
 font_size = 25
 
-[node name="Control" type="Control"]
+[node name="Control" type="Control" node_paths=PackedStringArray("panel")]
+theme = ExtResource("popup_theme")
 layout_mode = 3
 anchors_preset = 0
 script = ExtResource("1_h4tdp")
+panel = NodePath("CharacterPanel")
 
 [node name="CharacterPanel" type="Panel" parent="."]
 unique_name_in_owner = true
diff --git a/popup_theme.tres b/popup_theme.tres
new file mode 100644
index 0000000..e20aa7d
--- /dev/null
+++ b/popup_theme.tres
@@ -0,0 +1,21 @@
+[gd_resource type="Theme" format=3]
+
+[sub_resource type="StyleBoxFlat" id="StyleBoxFlat_popup"]
+bg_color = Color(0.180392, 0.180392, 0.180392, 1)
+border_width_left = 2
+border_width_top = 2
+border_width_right = 2
+border_width_bottom = 2
+border_color = Color(0.36, 0.36, 0.36, 1)
+corner_radius_top_left = 6
+corner_radius_top_right = 6
+corner_radius_bottom_right = 6
+corner_radius_bottom_left = 6
+content_margin_left = 12.0
+content_margin_top = 12.0
+content_margin_right = 12.0
+content_margin_bottom = 12.0
+
+[resource]
+Panel/styles/panel = SubResource("StyleBoxFlat_popup")
+PopupPanel/styles/panel = SubResource("StyleBoxFlat_popup")
diff --git a/popup_window.gd b/popup_window.gd
new file mode 100644
index 0000000..46698e3
--- /dev/null
+++ b/popup_window.gd
@@ -0,0 +1,37 @@
+class_name PopupWindow
+extends Control
+## A window shown on top of the main window, such as Settings or About.
+##
+## Clicking outside [member panel] closes it. Popups that need to prepare or clean up
+## override [method open] or [method close] and call [code]super()[/code].
+
+## The visible part of the popup. Clicks outside it close the popup.
+@export var panel: Control
+
+
+## Shows the popup.
+func open() -> void:
+    visible = true
+
+
+## Hides the popup.
+func close() -> void:
+    visible = false
+
+
+## Opens the popup if it is closed and closes it if it is open.
+func toggle() -> void:
+    if visible:
+        close()
+    else:
+        open()
+
+
+func _input(event: InputEvent) -> void:
+    if !visible || !(event is InputEventMouseButton) || !event.pressed:
+        return
+    var click: InputEventMouseButton = panel.make_input_local(event)
+    if !Rect2(Vector2.ZERO, panel.size).has_point(click.position):
+        close()
+        # The click only closes the popup; it must not also press what is behind it
+        get_viewport().set_input_as_handled()
diff --git a/popup_window.gd.uid b/popup_window.gd.uid
new file mode 100644
index 0000000..1c572c6
--- /dev/null
+++ b/popup_window.gd.uid
@@ -0,0 +1 @@
+uid://dwd4dcbujpv6p
diff --git a/shortcutsWindow.tscn b/shortcutsWindow.tscn
index 11ddc5f..31cf931 100644
--- a/shortcutsWindow.tscn
+++ b/shortcutsWindow.tscn
@@ -1,8 +1,10 @@
 [gd_scene load_steps=2 format=3 uid="uid://bd1by80q1v27e"]
 
 [ext_resource type="Script" uid="uid://rolypd0cqd6h" path="res://shortcuts_window.gd" id="1_12pxi"]
+[ext_resource type="Theme" path="res://popup_theme.tres" id="popup_theme"]
 
-[node name="ShorcutsControl" type="Control"]
+[node name="ShorcutsControl" type="Control" node_paths=PackedStringArray("panel")]
+theme = ExtResource("popup_theme")
 custom_minimum_size = Vector2(700, 700)
 layout_mode = 3
 anchors_preset = 15
@@ -11,6 +13,7 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("1_12pxi")
+panel = NodePath("ShortcutsPanel")
 
 [node name="ShortcutsPanel" type="Panel" parent="."]
 unique_name_in_owner = true
diff --git a/shortcuts_window.gd b/shortcuts_window.gd
index 62a2282..82e3c1c 100644
--- a/shortcuts_window.gd
+++ b/shortcuts_window.gd
@@ -1,4 +1,4 @@
-extends Control
+extends PopupWindow
 
 @onready
 var shortcuts_vbox: VBoxContainer = %shortcutsVBox
@@ -29,22 +29,11 @@ var shortcuts_dic: Dictionary = {
 #Color(0.302, 0.302, 0.302)
 #Color(0.259, 0.259, 0.259)
 
-func _input(event: InputEvent) -> void:
-	if self.visible == true:
-		if shortcuts_panel == null:
-			return
-		if event is InputEventMouseButton && event.is_pressed():
-			var evLocal: InputEvent = make_input_local(event)
-			if !Rect2(Vector2(0, 0), shortcuts_panel.size).has_point(evLocal.position):
-				self.visible = false
-
-
 func _ready() -> void:
 	shortcuts_dic.sort()
 	Settings.delete_children(shortcuts_vbox)
 	
 	var title: Label = Label.new()
-	title.set_texture_filter(TextureFilter.TEXTURE_FILTER_NEAREST)
 	title.add_theme_font_size_override("font_size", 20)
 	title.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
 	title.text = "Shortcuts"
@@ -57,7 +46,6 @@ func _ready() -> void:
 		hbox.alignment = BoxContainer.ALIGNMENT_CENTER
 		
 		var label: Label = Label.new()
-		label.set_texture_filter(TextureFilter.TEXTURE_FILTER_NEAREST)
 		label.add_theme_font_size_override("font_size", 20)
 		label.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
 		label.text = shortcut
@@ -65,7 +53,6 @@ func _ready() -> void:
 		label.size_flags_horizontal = Control.SIZE_EXPAND_FILL
 		
 		var label2: Label = Label.new()
-		label2.set_texture_filter(TextureFilter.TEXTURE_FILTER_NEAREST)
 		label2.add_theme_font_size_override("font_size", 20)
 		label2.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
 		label2.text = shortcuts_dic[shortcut]
diff --git a/sync_window.gd b/sync_window.gd
index f71784b..4eba0c8 100644
--- a/sync_window.gd
+++ b/sync_window.gd
@@ -1,4 +1,4 @@
-extends Control
+extends PopupWindow
 
 @onready
 var sync_panel: Panel = %SyncPanel
@@ -75,13 +75,6 @@ func _ready() -> void:
 	restart_sync_button.pressed.connect(start_sync)
 	restart_sync_button.visible = false
 
-func _input(event: InputEvent) -> void:
-	if self.visible == true:
-		if event is InputEventMouseButton && event.is_pressed():
-			var evLocal: InputEvent = make_input_local(event)
-			if !Rect2(Vector2(0, 0), sync_panel.size).has_point(evLocal.position):
-				self.visible = false
-
 func show_section_if_has_data(data: Variant, vbox: VBoxContainer, separator: VSeparator, header_text: String) -> bool:
 	if data != null && data.size() > 0:
 		vbox.visible = true
@@ -202,7 +195,6 @@ func list_visible(vbox: VBoxContainer, seperator: VSeparator) -> void:
 
 func make_header_label(vbox: VBoxContainer, text: String) -> void:
 	var label: Label = Label.new()
-	label.set_texture_filter(TextureFilter.TEXTURE_FILTER_NEAREST)
 	label.add_theme_font_size_override("font_size", 20)
 	label.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
 	label.add_theme_color_override("font_color", Color(1, 0.5, 0))
@@ -211,7 +203,6 @@ func make_header_label(vbox: VBoxContainer, text: String) -> void:
 
 func make_soundtrack_label(text: String) -> Label:
 	var label: Label = Label.new()
-	label.set_texture_filter(TextureFilter.TEXTURE_FILTER_NEAREST)
 	label.add_theme_font_size_override("font_size", 18)
 	label.text = text
 	label.autowrap_mode = TextServer.AUTOWRAP_OFF
diff --git a/tests/integration/test_popups.gd b/tests/integration/test_popups.gd
new file mode 100644
index 0000000..7c79a34
--- /dev/null
+++ b/tests/integration/test_popups.gd
@@ -0,0 +1,126 @@
+extends MainWindowTestSuite
+## All popups share PopupWindow: clicking outside the panel closes them, the backdrop
+## dims the window behind them, and the closing click does not reach the main window.
+
+const POPUP_NODES: Array[String] = [
+    "Search", "SyncWindow", "SettingsWindow", "QRWindow", "NewCharacterSelect",
+    "ShortcutsWindow", "AboutWindow", "WinnerWindow", "Log",
+]
+
+
+func _popup(node_name: String) -> PopupWindow:
+    return _window.get_node(node_name)
+
+
+func _backdrop() -> ColorRect:
+    return _window.get_node("PopupBackdrop")
+
+
+## Clicks at [param position], given in the window's 1920x1080 layout coordinates.
+func _click_at(position: Vector2) -> void:
+    # The runner takes window pixels; the headless test window is much smaller than the
+    # layout, so convert like a real mouse position would be
+    _runner.set_mouse_position(_window.get_viewport().get_final_transform() * position)
+    await _runner.simulate_mouse_button_pressed(MOUSE_BUTTON_LEFT)
+    await _runner.await_input_processed()
+
+
+## A point on screen outside the popup's panel.
+func _outside(popup: PopupWindow) -> Vector2:
+    var rect: Rect2 = popup.panel.get_global_rect()
+    return Vector2(rect.end.x + 5, rect.end.y + 5) if rect.end.x < 1900 \
+            else Vector2(rect.position.x - 5, rect.position.y - 5)
+
+
+func test_backdrop_is_hidden_without_popups() -> void:
+    assert_bool(_backdrop().visible).is_false()
+
+
+func test_backdrop_covers_the_whole_window() -> void:
+    _popup("SettingsWindow").open()
+
+    assert_vector(_backdrop().get_global_rect().size).is_equal(_window.get_viewport_rect().size)
+
+
+func test_every_popup_is_a_popup_window() -> void:
+    for node_name: String in POPUP_NODES:
+        assert_object(_window.get_node(node_name)).is_instanceof(PopupWindow)
+
+
+func test_every_popup_shows_backdrop_and_closes_on_outside_click() -> void:
+    for node_name: String in POPUP_NODES:
+        var popup: PopupWindow = _popup(node_name)
+        popup.open()
+        await _runner.simulate_frames(1)
+        assert_bool(_backdrop().visible).override_failure_message(
+                "%s: backdrop not shown" % node_name).is_true()
+
+        await _click_at(_outside(popup))
+
+        assert_bool(popup.visible).override_failure_message(
+                "%s: not closed by outside click" % node_name).is_false()
+        assert_bool(_backdrop().visible).override_failure_message(
+                "%s: backdrop still shown" % node_name).is_false()
+
+
+func test_click_inside_popup_keeps_it_open() -> void:
+    var settings: PopupWindow = _popup("SettingsWindow")
+    settings.open()
+    await _runner.simulate_frames(1)
+
+    await _click_at(settings.panel.get_global_rect().get_center())
+
+    assert_bool(settings.visible).is_true()
+
+
+func test_closing_click_does_not_press_button_behind_popup() -> void:
+    var settings: PopupWindow = _popup("SettingsWindow")
+    var reset_button: Button = _window.get_node("ResetPlaylistButton")
+    settings.open()
+    await _runner.simulate_frames(1)
+    assert_bool(settings.panel.get_global_rect().intersects(reset_button.get_global_rect())) \
+            .is_false()
+
+    await _click_at(reset_button.get_global_rect().get_center())
+
+    assert_bool(settings.visible).is_false()
+    assert_int(_server.count("/music/reset")).is_equal(0)
+
+
+func test_button_works_again_after_popup_closed() -> void:
+    var reset_button: Button = _window.get_node("ResetPlaylistButton")
+
+    await _click_at(reset_button.get_global_rect().get_center())
+
+    assert_int(_server.count("/music/reset")).is_equal(1)
+
+
+func test_closing_search_clears_the_search() -> void:
+    var search: PopupWindow = _popup("Search")
+    search.open()
+    var search_bar: TextEdit = search.get_node("Searchbar")
+    search_bar.text = "mario"
+
+    search.close()
+
+    assert_str(search_bar.text).is_empty()
+
+
+func test_closing_character_select_allows_song_clicks_again() -> void:
+    var character_select: PopupWindow = _popup("NewCharacterSelect")
+    character_select.show_grid("Crono")
+    assert_bool(Settings.character_select_open).is_true()
+
+    character_select.close()
+
+    assert_bool(Settings.character_select_open).is_false()
+
+
+func test_toggle_opens_and_closes() -> void:
+    var shortcuts: PopupWindow = _popup("ShortcutsWindow")
+
+    shortcuts.toggle()
+    assert_bool(shortcuts.visible).is_true()
+
+    shortcuts.toggle()
+    assert_bool(shortcuts.visible).is_false()
diff --git a/tests/integration/test_popups.gd.uid b/tests/integration/test_popups.gd.uid
new file mode 100644
index 0000000..8fc3dee
--- /dev/null
+++ b/tests/integration/test_popups.gd.uid
@@ -0,0 +1 @@
+uid://kcnjdw4ke7hd
diff --git a/winner_window.gd b/winner_window.gd
index 7e9a1c2..1b4807e 100644
--- a/winner_window.gd
+++ b/winner_window.gd
@@ -1,4 +1,4 @@
-extends Control
+extends PopupWindow
 
 @onready
 var winner_panel: Panel = %WinnerPanel
@@ -23,6 +23,11 @@ func show_winner(winner: PlayerObject) -> void:
 	winner_label.text = winner.player_name + " won with " + str(winner.player_score) + \
 	" points!!"
 	winner_picture.texture = winner.character
+	# The "no character" placeholder is pixel art, which blurs when scaled up smoothly
+	if winner.character.resource_path == PlayerObject.NO_CHARACTER_PATH:
+		winner_picture.texture_filter = CanvasItem.TEXTURE_FILTER_NEAREST
+	else:
+		winner_picture.texture_filter = CanvasItem.TEXTURE_FILTER_LINEAR
 	winner_picture.custom_minimum_size = Vector2(480, 200)
 	winner_picture.expand_mode = TextureRect.EXPAND_FIT_WIDTH_PROPORTIONAL
 	winner_picture.stretch_mode = TextureRect.STRETCH_KEEP_ASPECT_CENTERED
@@ -50,13 +55,4 @@ func show_winner(winner: PlayerObject) -> void:
 		placing += 1
 
 
-func hide_window() -> void:
-	visible = false
 
-
-func _input(event: InputEvent) -> void:
-	if visible:
-		if event is InputEventMouseButton and event.is_pressed():
-			var ev_local: InputEvent = make_input_local(event)
-			if !Rect2(Vector2(0, 0), winner_panel.size).has_point(ev_local.position):
-				visible = false