improve loading screen

Author: MystixCode

client/assets/ui/launcher/launcher.tscn

@@ -1,15 +1,18 @@
-[gd_scene load_steps=2 format=3 uid="uid://ce8omsi82yxmf"]
+[gd_scene load_steps=3 format=3 uid="uid://ce8omsi82yxmf"]
 
 [ext_resource type="Script" path="res://assets/ui/launcher/launcher.gd" id="1_s5xd6"]
 
+[sub_resource type="StyleBoxFlat" id="StyleBoxFlat_os1a4"]
+bg_color = Color(0, 0, 0, 1)
+
 [node name="launcher" type="CanvasLayer"]
 script = ExtResource("1_s5xd6")
 
 [node name="panel" type="Panel" parent="."]
-self_modulate = Color(0, 0, 0, 1)
 anchors_preset = 15
 anchor_right = 1.0
 anchor_bottom = 1.0
+theme_override_styles/panel = SubResource("StyleBoxFlat_os1a4")
 
 [node name="title" type="Label" parent="panel"]
 layout_mode = 1