Added decent remix system

UI/CardSelectionBox/card_selection_box.tscn

@@ -10,6 +10,7 @@
 custom_minimum_size = Vector2(170, 0)
 layout_mode = 3
 anchors_preset = 0
+mouse_filter = 2
 script = ExtResource("1_m0g3h")
 icon = NodePath("PanelContainer/VBoxContainer/HBoxContainer/Icon")
 tags = NodePath("PanelContainer/VBoxContainer/HBoxContainer/MarginContainer/Tags")
@@ -22,18 +23,22 @@ amount_label = NodePath("PanelContainer/VBoxContainer/Label")
 layout_mode = 2
 offset_right = 152.0
 offset_bottom = 124.0
+mouse_filter = 2
 theme_override_styles/panel = ExtResource("2_ek0dh")
 
 [node name="VBoxContainer" type="VBoxContainer" parent="PanelContainer"]
 layout_mode = 2
+mouse_filter = 2
 
 [node name="HBoxContainer" type="HBoxContainer" parent="PanelContainer/VBoxContainer"]
 layout_mode = 2
 size_flags_vertical = 3
+mouse_filter = 2
 
 [node name="MarginContainer" type="MarginContainer" parent="PanelContainer/VBoxContainer/HBoxContainer"]
 layout_mode = 2
 size_flags_horizontal = 3
+mouse_filter = 2
 theme_override_constants/margin_top = 10
 theme_override_constants/margin_bottom = 10
 
@@ -49,12 +54,14 @@ stretch_mode = 5
 [node name="Icon" type="TextureRect" parent="PanelContainer/VBoxContainer/HBoxContainer"]
 layout_mode = 2
 size_flags_horizontal = 3
+mouse_filter = 2
 texture = ExtResource("2_m0g3h")
 stretch_mode = 5
 
 [node name="Stats" type="VBoxContainer" parent="PanelContainer/VBoxContainer/HBoxContainer"]
 layout_mode = 2
 size_flags_horizontal = 3
+mouse_filter = 2
 
 [node name="Cost" type="Label" parent="PanelContainer/VBoxContainer/HBoxContainer/Stats"]
 layout_mode = 2
@@ -76,6 +83,7 @@ offset_left = -25.0
 offset_top = 100.0
 offset_right = 25.0
 offset_bottom = 150.0
+mouse_filter = 2
 bbcode_enabled = true
 fit_content = true
 vertical_alignment = 2