diff --git a/resources/slide1.png b/resources/backgrounds/slide1.png
similarity index 100%
rename from resources/slide1.png
rename to resources/backgrounds/slide1.png
diff --git a/resources/slide1.png.import b/resources/backgrounds/slide1.png.import
similarity index 71%
rename from resources/slide1.png.import
rename to resources/backgrounds/slide1.png.import
index 0953aef..45f1d99 100644
--- a/resources/slide1.png.import
+++ b/resources/backgrounds/slide1.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://c1ymytx4uon1r"
-path="res://.godot/imported/slide1.png-b0bb8e10deb99230007df05dbed6df51.ctex"
+path="res://.godot/imported/slide1.png-abeea2a017d7d8d16be4228e49e009f4.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://resources/slide1.png"
-dest_files=["res://.godot/imported/slide1.png-b0bb8e10deb99230007df05dbed6df51.ctex"]
+source_file="res://resources/backgrounds/slide1.png"
+dest_files=["res://.godot/imported/slide1.png-abeea2a017d7d8d16be4228e49e009f4.ctex"]
 
 [params]
 
diff --git a/resources/slide10.png b/resources/backgrounds/slide10.png
similarity index 100%
rename from resources/slide10.png
rename to resources/backgrounds/slide10.png
diff --git a/resources/slide10.png.import b/resources/backgrounds/slide10.png.import
similarity index 71%
rename from resources/slide10.png.import
rename to resources/backgrounds/slide10.png.import
index 8f744d1..e48874d 100644
--- a/resources/slide10.png.import
+++ b/resources/backgrounds/slide10.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://fy6kli81lmd4"
-path="res://.godot/imported/slide10.png-b34b525a7c75f0df1156e986894cce45.ctex"
+path="res://.godot/imported/slide10.png-cd321dd36a9f81f1bf059e12cb85e9a6.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://resources/slide10.png"
-dest_files=["res://.godot/imported/slide10.png-b34b525a7c75f0df1156e986894cce45.ctex"]
+source_file="res://resources/backgrounds/slide10.png"
+dest_files=["res://.godot/imported/slide10.png-cd321dd36a9f81f1bf059e12cb85e9a6.ctex"]
 
 [params]
 
diff --git a/resources/slide11.png b/resources/backgrounds/slide11.png
similarity index 100%
rename from resources/slide11.png
rename to resources/backgrounds/slide11.png
diff --git a/resources/slide11.png.import b/resources/backgrounds/slide11.png.import
similarity index 71%
rename from resources/slide11.png.import
rename to resources/backgrounds/slide11.png.import
index 0bfb476..e7bb336 100644
--- a/resources/slide11.png.import
+++ b/resources/backgrounds/slide11.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://76nu0vqcnsjv"
-path="res://.godot/imported/slide11.png-46bff1f76b133c940fdb5dfcaf458b13.ctex"
+path="res://.godot/imported/slide11.png-44549452087a9f6482ecc671eb4fe9be.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://resources/slide11.png"
-dest_files=["res://.godot/imported/slide11.png-46bff1f76b133c940fdb5dfcaf458b13.ctex"]
+source_file="res://resources/backgrounds/slide11.png"
+dest_files=["res://.godot/imported/slide11.png-44549452087a9f6482ecc671eb4fe9be.ctex"]
 
 [params]
 
diff --git a/resources/slide12.png b/resources/backgrounds/slide12.png
similarity index 100%
rename from resources/slide12.png
rename to resources/backgrounds/slide12.png
diff --git a/resources/slide12.png.import b/resources/backgrounds/slide12.png.import
similarity index 71%
rename from resources/slide12.png.import
rename to resources/backgrounds/slide12.png.import
index c882809..85f2935 100644
--- a/resources/slide12.png.import
+++ b/resources/backgrounds/slide12.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://ckm4prwi4ddpm"
-path="res://.godot/imported/slide12.png-8942660da19e34bf96b5b92003db1b36.ctex"
+path="res://.godot/imported/slide12.png-25532b83516d83b36f07112ac5120203.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://resources/slide12.png"
-dest_files=["res://.godot/imported/slide12.png-8942660da19e34bf96b5b92003db1b36.ctex"]
+source_file="res://resources/backgrounds/slide12.png"
+dest_files=["res://.godot/imported/slide12.png-25532b83516d83b36f07112ac5120203.ctex"]
 
 [params]
 
diff --git a/resources/slide15.png b/resources/backgrounds/slide15.png
similarity index 100%
rename from resources/slide15.png
rename to resources/backgrounds/slide15.png
diff --git a/resources/slide15.png.import b/resources/backgrounds/slide15.png.import
similarity index 71%
rename from resources/slide15.png.import
rename to resources/backgrounds/slide15.png.import
index 41ab325..9baa743 100644
--- a/resources/slide15.png.import
+++ b/resources/backgrounds/slide15.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://cjey50qo7mkis"
-path="res://.godot/imported/slide15.png-f11d7a5678a721c518fd69e8e600c9c2.ctex"
+path="res://.godot/imported/slide15.png-9f46d904c2414dbf99528ef6c0c5b797.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://resources/slide15.png"
-dest_files=["res://.godot/imported/slide15.png-f11d7a5678a721c518fd69e8e600c9c2.ctex"]
+source_file="res://resources/backgrounds/slide15.png"
+dest_files=["res://.godot/imported/slide15.png-9f46d904c2414dbf99528ef6c0c5b797.ctex"]
 
 [params]
 
diff --git a/resources/slide17.png b/resources/backgrounds/slide17.png
similarity index 100%
rename from resources/slide17.png
rename to resources/backgrounds/slide17.png
diff --git a/resources/slide17.png.import b/resources/backgrounds/slide17.png.import
similarity index 71%
rename from resources/slide17.png.import
rename to resources/backgrounds/slide17.png.import
index 72af01e..74c47eb 100644
--- a/resources/slide17.png.import
+++ b/resources/backgrounds/slide17.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://bxai1qy4pfmwu"
-path="res://.godot/imported/slide17.png-3ba1f0bf07339c01155da20aa4161bcf.ctex"
+path="res://.godot/imported/slide17.png-7f6b5cdf5299821d41a436ccb6b3042e.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://resources/slide17.png"
-dest_files=["res://.godot/imported/slide17.png-3ba1f0bf07339c01155da20aa4161bcf.ctex"]
+source_file="res://resources/backgrounds/slide17.png"
+dest_files=["res://.godot/imported/slide17.png-7f6b5cdf5299821d41a436ccb6b3042e.ctex"]
 
 [params]
 
diff --git a/resources/slide18.png b/resources/backgrounds/slide18.png
similarity index 100%
rename from resources/slide18.png
rename to resources/backgrounds/slide18.png
diff --git a/resources/slide18.png.import b/resources/backgrounds/slide18.png.import
similarity index 71%
rename from resources/slide18.png.import
rename to resources/backgrounds/slide18.png.import
index 81c67a4..5f69f0c 100644
--- a/resources/slide18.png.import
+++ b/resources/backgrounds/slide18.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://dwr8cl743x726"
-path="res://.godot/imported/slide18.png-401edbdca5ca15b82702df2d1ac8c89f.ctex"
+path="res://.godot/imported/slide18.png-4cd8935b4b6f270d80b817394698bb4d.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://resources/slide18.png"
-dest_files=["res://.godot/imported/slide18.png-401edbdca5ca15b82702df2d1ac8c89f.ctex"]
+source_file="res://resources/backgrounds/slide18.png"
+dest_files=["res://.godot/imported/slide18.png-4cd8935b4b6f270d80b817394698bb4d.ctex"]
 
 [params]
 
diff --git a/resources/slide19.png b/resources/backgrounds/slide19.png
similarity index 100%
rename from resources/slide19.png
rename to resources/backgrounds/slide19.png
diff --git a/resources/slide19.png.import b/resources/backgrounds/slide19.png.import
similarity index 71%
rename from resources/slide19.png.import
rename to resources/backgrounds/slide19.png.import
index 8cc0478..382838f 100644
--- a/resources/slide19.png.import
+++ b/resources/backgrounds/slide19.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://b36flhuehbvp8"
-path="res://.godot/imported/slide19.png-984c5a6ace245cde65445f7dcbd387de.ctex"
+path="res://.godot/imported/slide19.png-339c7f56ce64365b81adaf25ee79f3c4.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://resources/slide19.png"
-dest_files=["res://.godot/imported/slide19.png-984c5a6ace245cde65445f7dcbd387de.ctex"]
+source_file="res://resources/backgrounds/slide19.png"
+dest_files=["res://.godot/imported/slide19.png-339c7f56ce64365b81adaf25ee79f3c4.ctex"]
 
 [params]
 
diff --git a/resources/slide20.png b/resources/backgrounds/slide20.png
similarity index 100%
rename from resources/slide20.png
rename to resources/backgrounds/slide20.png
diff --git a/resources/slide20.png.import b/resources/backgrounds/slide20.png.import
similarity index 71%
rename from resources/slide20.png.import
rename to resources/backgrounds/slide20.png.import
index 59ec547..cd7fd3f 100644
--- a/resources/slide20.png.import
+++ b/resources/backgrounds/slide20.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://cew6iicivyhdv"
-path="res://.godot/imported/slide20.png-76eaec41b4435a5c7e841cf7933940c6.ctex"
+path="res://.godot/imported/slide20.png-1da777d258cbe3d4e90948246b0cd1ba.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://resources/slide20.png"
-dest_files=["res://.godot/imported/slide20.png-76eaec41b4435a5c7e841cf7933940c6.ctex"]
+source_file="res://resources/backgrounds/slide20.png"
+dest_files=["res://.godot/imported/slide20.png-1da777d258cbe3d4e90948246b0cd1ba.ctex"]
 
 [params]
 
diff --git a/resources/slide22.png b/resources/backgrounds/slide22.png
similarity index 100%
rename from resources/slide22.png
rename to resources/backgrounds/slide22.png
diff --git a/resources/slide22.png.import b/resources/backgrounds/slide22.png.import
similarity index 71%
rename from resources/slide22.png.import
rename to resources/backgrounds/slide22.png.import
index f33a58d..61a7f41 100644
--- a/resources/slide22.png.import
+++ b/resources/backgrounds/slide22.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://vt5icc1ybcnt"
-path="res://.godot/imported/slide22.png-950c0d495237d0510d8f24b215c13e06.ctex"
+path="res://.godot/imported/slide22.png-8b61d45b0ef4e8129d9bce6c317891f5.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://resources/slide22.png"
-dest_files=["res://.godot/imported/slide22.png-950c0d495237d0510d8f24b215c13e06.ctex"]
+source_file="res://resources/backgrounds/slide22.png"
+dest_files=["res://.godot/imported/slide22.png-8b61d45b0ef4e8129d9bce6c317891f5.ctex"]
 
 [params]
 
diff --git a/resources/slide23.png b/resources/backgrounds/slide23.png
similarity index 100%
rename from resources/slide23.png
rename to resources/backgrounds/slide23.png
diff --git a/resources/slide23.png.import b/resources/backgrounds/slide23.png.import
similarity index 71%
rename from resources/slide23.png.import
rename to resources/backgrounds/slide23.png.import
index 6ade412..5818eca 100644
--- a/resources/slide23.png.import
+++ b/resources/backgrounds/slide23.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://cdvws11st2aa4"
-path="res://.godot/imported/slide23.png-77ca7d12fdf920fe717765f5ddaa68ce.ctex"
+path="res://.godot/imported/slide23.png-40fdf53813db00ebb114dc788a6674fb.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://resources/slide23.png"
-dest_files=["res://.godot/imported/slide23.png-77ca7d12fdf920fe717765f5ddaa68ce.ctex"]
+source_file="res://resources/backgrounds/slide23.png"
+dest_files=["res://.godot/imported/slide23.png-40fdf53813db00ebb114dc788a6674fb.ctex"]
 
 [params]
 
diff --git a/resources/caster-Sheet.png.import b/resources/caster-Sheet.png.import
new file mode 100644
index 0000000..6f8b9d3
--- /dev/null
+++ b/resources/caster-Sheet.png.import
@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://cndwnd11j1qnq"
+path="res://.godot/imported/caster-Sheet.png-753198d957f982c8500da2e7b6776b28.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://resources/caster-Sheet.png"
+dest_files=["res://.godot/imported/caster-Sheet.png-753198d957f982c8500da2e7b6776b28.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/resources/moonfish.png.import b/resources/moonfish.png.import
new file mode 100644
index 0000000..45cbf55
--- /dev/null
+++ b/resources/moonfish.png.import
@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://btrpv7odgx42c"
+path="res://.godot/imported/moonfish.png-33c80cb90d2a331c65163696a3639906.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://resources/moonfish.png"
+dest_files=["res://.godot/imported/moonfish.png-33c80cb90d2a331c65163696a3639906.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/slides/slide1.tscn b/slides/slide1.tscn
index c35718d..f491a8b 100644
--- a/slides/slide1.tscn
+++ b/slides/slide1.tscn
@@ -1,6 +1,6 @@
 [gd_scene load_steps=2 format=3 uid="uid://gkjwdvr0l1ey"]
 
-[ext_resource type="Texture2D" uid="uid://c1ymytx4uon1r" path="res://resources/slide1.png" id="1_ddrsh"]
+[ext_resource type="Texture2D" uid="uid://c1ymytx4uon1r" path="res://resources/backgrounds/slide1.png" id="1_ddrsh"]
 
 [node name="Slide1" type="Control"]
 layout_mode = 3
diff --git a/slides/slide10.tscn b/slides/slide10.tscn
index 25808ce..1765b96 100644
--- a/slides/slide10.tscn
+++ b/slides/slide10.tscn
@@ -1,6 +1,6 @@
 [gd_scene load_steps=9 format=3 uid="uid://cqeksbeu5dwvl"]
 
-[ext_resource type="Texture2D" uid="uid://fy6kli81lmd4" path="res://resources/slide10.png" id="1_6ov73"]
+[ext_resource type="Texture2D" uid="uid://fy6kli81lmd4" path="res://resources/backgrounds/slide10.png" id="1_6ov73"]
 [ext_resource type="Texture2D" uid="uid://cwhs15v18i4b3" path="res://resources/geriwork-Sheet.png" id="2_ui6dr"]
 [ext_resource type="Texture2D" uid="uid://c1p1xr3kiwnin" path="res://resources/foto godot.png" id="3_o4iev"]
 
diff --git a/slides/slide11.tscn b/slides/slide11.tscn
index e72138d..096eec2 100644
--- a/slides/slide11.tscn
+++ b/slides/slide11.tscn
@@ -1,6 +1,6 @@
 [gd_scene load_steps=2 format=3 uid="uid://dacfh32cf32l4"]
 
-[ext_resource type="Texture2D" uid="uid://76nu0vqcnsjv" path="res://resources/slide11.png" id="1_nxyu0"]
+[ext_resource type="Texture2D" uid="uid://76nu0vqcnsjv" path="res://resources/backgrounds/slide11.png" id="1_nxyu0"]
 
 [node name="Slide11" type="Control"]
 layout_mode = 3
diff --git a/slides/slide12.tscn b/slides/slide12.tscn
index f6ba559..79c2d84 100644
--- a/slides/slide12.tscn
+++ b/slides/slide12.tscn
@@ -1,6 +1,6 @@
 [gd_scene load_steps=2 format=3 uid="uid://ibjxlfobxsl5"]
 
-[ext_resource type="Texture2D" uid="uid://ckm4prwi4ddpm" path="res://resources/slide12.png" id="1_2mmat"]
+[ext_resource type="Texture2D" uid="uid://ckm4prwi4ddpm" path="res://resources/backgrounds/slide12.png" id="1_2mmat"]
 
 [node name="Slide12" type="Control"]
 layout_mode = 3
diff --git a/slides/slide15.tscn b/slides/slide15.tscn
index 5f1a60a..2fd808b 100644
--- a/slides/slide15.tscn
+++ b/slides/slide15.tscn
@@ -1,6 +1,6 @@
 [gd_scene load_steps=6 format=3 uid="uid://dbye2o0qo0vmm"]
 
-[ext_resource type="Texture2D" uid="uid://cjey50qo7mkis" path="res://resources/slide15.png" id="1_4muv2"]
+[ext_resource type="Texture2D" uid="uid://cjey50qo7mkis" path="res://resources/backgrounds/slide15.png" id="1_4muv2"]
 [ext_resource type="Texture2D" uid="uid://c03i2wryqbhdr" path="res://resources/think-Sheet.png" id="2_ssx15"]
 
 [sub_resource type="AtlasTexture" id="AtlasTexture_iwu2l"]
diff --git a/slides/slide17.tscn b/slides/slide17.tscn
index b98df48..f9007ba 100644
--- a/slides/slide17.tscn
+++ b/slides/slide17.tscn
@@ -1,6 +1,6 @@
 [gd_scene load_steps=2 format=3 uid="uid://juluiya0y78v"]
 
-[ext_resource type="Texture2D" uid="uid://bxai1qy4pfmwu" path="res://resources/slide17.png" id="1_qnuy5"]
+[ext_resource type="Texture2D" uid="uid://bxai1qy4pfmwu" path="res://resources/backgrounds/slide17.png" id="1_qnuy5"]
 
 [node name="Slide17" type="Control"]
 layout_mode = 3
diff --git a/slides/slide18.tscn b/slides/slide18.tscn
index f9d812f..15b9c2f 100644
--- a/slides/slide18.tscn
+++ b/slides/slide18.tscn
@@ -1,6 +1,6 @@
 [gd_scene load_steps=2 format=3 uid="uid://bp8cgwes22uwj"]
 
-[ext_resource type="Texture2D" uid="uid://dwr8cl743x726" path="res://resources/slide18.png" id="1_1yll8"]
+[ext_resource type="Texture2D" uid="uid://dwr8cl743x726" path="res://resources/backgrounds/slide18.png" id="1_1yll8"]
 
 [node name="Slide18" type="Control"]
 layout_mode = 3
diff --git a/slides/slide19.tscn b/slides/slide19.tscn
index ab992a1..820b298 100644
--- a/slides/slide19.tscn
+++ b/slides/slide19.tscn
@@ -1,6 +1,6 @@
 [gd_scene load_steps=2 format=3 uid="uid://rlga30yen704"]
 
-[ext_resource type="Texture2D" uid="uid://b36flhuehbvp8" path="res://resources/slide19.png" id="1_wnqet"]
+[ext_resource type="Texture2D" uid="uid://b36flhuehbvp8" path="res://resources/backgrounds/slide19.png" id="1_wnqet"]
 
 [node name="Slide19" type="Control"]
 layout_mode = 3
diff --git a/slides/slide20.tscn b/slides/slide20.tscn
index da259a2..c52cdb6 100644
--- a/slides/slide20.tscn
+++ b/slides/slide20.tscn
@@ -1,6 +1,6 @@
 [gd_scene load_steps=2 format=3 uid="uid://bssr7tb2ovchy"]
 
-[ext_resource type="Texture2D" uid="uid://cew6iicivyhdv" path="res://resources/slide20.png" id="1_hq2pe"]
+[ext_resource type="Texture2D" uid="uid://cew6iicivyhdv" path="res://resources/backgrounds/slide20.png" id="1_hq2pe"]
 
 [node name="Slide20" type="Control"]
 layout_mode = 3
diff --git a/slides/slide22.tscn b/slides/slide22.tscn
index 09ba49c..40e34d1 100644
--- a/slides/slide22.tscn
+++ b/slides/slide22.tscn
@@ -1,6 +1,6 @@
 [gd_scene load_steps=2 format=3 uid="uid://bplk0k63nbc33"]
 
-[ext_resource type="Texture2D" uid="uid://vt5icc1ybcnt" path="res://resources/slide22.png" id="1_55wtq"]
+[ext_resource type="Texture2D" uid="uid://vt5icc1ybcnt" path="res://resources/backgrounds/slide22.png" id="1_55wtq"]
 
 [node name="Slide22" type="Control"]
 layout_mode = 3
diff --git a/slides/slide23.tscn b/slides/slide23.tscn
index dcaebce..de1cbb5 100644
--- a/slides/slide23.tscn
+++ b/slides/slide23.tscn
@@ -1,6 +1,6 @@
 [gd_scene load_steps=2 format=3 uid="uid://rp3rmym0muwi"]
 
-[ext_resource type="Texture2D" uid="uid://cdvws11st2aa4" path="res://resources/slide23.png" id="1_1e143"]
+[ext_resource type="Texture2D" uid="uid://cdvws11st2aa4" path="res://resources/backgrounds/slide23.png" id="1_1e143"]
 
 [node name="Slide23" type="Control"]
 layout_mode = 3