diff --git a/Gemfile.lock b/Gemfile.lock
index 00a91c3..dd85ef1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,8 +1,8 @@
 GIT
   remote: https://github.com/cyberarm/cyberarm_engine
-  revision: 20970e5aa9fbcad6d4bf7d9b56cbd06ba5c53275
+  revision: 1b080f9fb99cc4ec696f32f00f28cbf89b40ed04
   specs:
-    cyberarm_engine (0.17.1)
+    cyberarm_engine (0.18.0)
       clipboard (~> 1.3.5)
       excon (~> 0.78.0)
       gosu (~> 1.1)
@@ -25,18 +25,18 @@ GEM
     concurrent-ruby (1.1.8)
     cri (2.1.0)
     excon (0.78.1)
-    gosu (1.1.0)
+    gosu (1.2.0)
     gosu_more_drawables (0.3.1)
-    i18n (1.8.8)
+    i18n (1.8.10)
       concurrent-ruby (~> 1.0)
-    mini_portile2 (2.5.1)
-    nokogiri (1.11.4)
+    mini_portile2 (2.5.3)
+    nokogiri (1.11.6)
       mini_portile2 (~> 2.5.0)
       racc (~> 1.4)
-    nokogiri (1.11.4-x64-mingw32)
+    nokogiri (1.11.6-x64-mingw32)
       racc (~> 1.4)
     ocra (1.3.11)
-    opengl-bindings (1.6.10)
+    opengl-bindings (1.6.11)
     racc (1.5.2)
     rake (13.0.3)
     rubyzip (2.3.0)
diff --git a/lib/states/game_states/boot.rb b/lib/states/game_states/boot.rb
index 7e35314..0cdfa34 100644
--- a/lib/states/game_states/boot.rb
+++ b/lib/states/game_states/boot.rb
@@ -88,11 +88,7 @@ class IMICFPS
     def button_down(id)
       super
 
-      if (id == Gosu::KbEscape) ||
-         ((id >= Gosu::GP_LEFT) && (id >= Gosu::GP_BUTTON_15)) ||
-         (id == Gosu::MsLeft)
-        push_state(MainMenu)
-      end
+      push_state(MainMenu)
     end
   end
 end
diff --git a/lib/trees/aabb_tree.rb b/lib/trees/aabb_tree.rb
index 0a753b4..b4f21a3 100644
--- a/lib/trees/aabb_tree.rb
+++ b/lib/trees/aabb_tree.rb
@@ -25,11 +25,7 @@ class IMICFPS
     end
 
     def insert_leaf(leaf)
-      @root = if @root
-                @root.insert_subtree(leaf)
-              else
-                leaf
-              end
+      @root = @root ? @root.insert_subtree(leaf) : leaf
     end
 
     def update(object, bounding_box)
diff --git a/lib/ui/menu.rb b/lib/ui/menu.rb
index 756b6ee..20e5e60 100644
--- a/lib/ui/menu.rb
+++ b/lib/ui/menu.rb
@@ -66,7 +66,10 @@ class IMICFPS
             },
             active: {
               color: Gosu::Color.rgb(64, 128, 255),
-            }
+            },
+            disabled: {
+              color: Gosu::Color.rgb(175, 175, 175),
+            },
           },
           Button:
           {
diff --git a/lib/ui/menus/extras_menu.rb b/lib/ui/menus/extras_menu.rb
index 6697cc5..074d667 100644
--- a/lib/ui/menus/extras_menu.rb
+++ b/lib/ui/menus/extras_menu.rb
@@ -13,7 +13,7 @@ class IMICFPS
         push_state(IMICFPS::MapEditorTool::MainMenu)
       end
 
-      link I18n.t("menus.back") do
+      link I18n.t("menus.back"), margin_top: 25 do
         pop_state
       end
     end
diff --git a/lib/ui/menus/game_pause_menu.rb b/lib/ui/menus/game_pause_menu.rb
index ac1748b..fa31185 100644
--- a/lib/ui/menus/game_pause_menu.rb
+++ b/lib/ui/menus/game_pause_menu.rb
@@ -14,7 +14,7 @@ class IMICFPS
         push_state(SettingsMenu)
       end
 
-      link I18n.t("menus.leave") do
+      link I18n.t("menus.leave"), margin_top: 25 do
         push_state(MainMenu)
       end
     end
diff --git a/lib/ui/menus/level_select_menu.rb b/lib/ui/menus/level_select_menu.rb
index 61f816f..d3456fc 100644
--- a/lib/ui/menus/level_select_menu.rb
+++ b/lib/ui/menus/level_select_menu.rb
@@ -16,7 +16,7 @@ class IMICFPS
         end
       end
 
-      link I18n.t("menus.back") do
+      link I18n.t("menus.back"), margin_top: 25 do
         pop_state
       end
     end
diff --git a/lib/ui/menus/main_menu.rb b/lib/ui/menus/main_menu.rb
index 7690670..9d5f02a 100644
--- a/lib/ui/menus/main_menu.rb
+++ b/lib/ui/menus/main_menu.rb
@@ -6,7 +6,7 @@ class IMICFPS
       title IMICFPS::NAME
 
       link I18n.t("menus.singleplayer") do
-        push_state(LevelSelectMenu)
+        push_state(SinglePlayerMenu)
       end
 
       link I18n.t("menus.multiplayer") do
@@ -21,7 +21,7 @@ class IMICFPS
         push_state(ExtrasMenu)
       end
 
-      link I18n.t("menus.quit") do
+      link I18n.t("menus.quit"), margin_top: 25 do
         window.close
       end
 
diff --git a/lib/ui/menus/multiplayer_menu.rb b/lib/ui/menus/multiplayer_menu.rb
index 51400c2..43145a9 100644
--- a/lib/ui/menus/multiplayer_menu.rb
+++ b/lib/ui/menus/multiplayer_menu.rb
@@ -12,7 +12,7 @@ class IMICFPS
       link "Profile" do
         push_state(MultiplayerProfileMenu)
       end
-      link I18n.t("menus.back") do
+      link I18n.t("menus.back"), margin_top: 25 do
         pop_state
       end
     end
diff --git a/lib/ui/menus/multiplayer_profile_menu.rb b/lib/ui/menus/multiplayer_profile_menu.rb
index 52e0563..2848608 100644
--- a/lib/ui/menus/multiplayer_profile_menu.rb
+++ b/lib/ui/menus/multiplayer_profile_menu.rb
@@ -11,12 +11,12 @@ class IMICFPS
           title "Profile"
 
           flow width: 1.0 do
-            link I18n.t("menus.back"), width: 0.32 do
+            link I18n.t("menus.back"), width: 0.333 do
               pop_state
             end
 
-            button "Edit Profile", width: 0.32
-            button "Log Out", width: 0.32
+            button "Edit Profile", width: 0.333
+            button "Log Out", width: 0.333
           end
 
           flow(width: 1.0, padding: 4) do
@@ -42,7 +42,7 @@ class IMICFPS
             end
 
             stack margin_left: 16 do
-              label "0.72"
+              label "0.75"
               label "21"
               label "28"
               label "14"
diff --git a/lib/ui/menus/multiplayer_server_browser_menu.rb b/lib/ui/menus/multiplayer_server_browser_menu.rb
index 57d00ef..83a757a 100644
--- a/lib/ui/menus/multiplayer_server_browser_menu.rb
+++ b/lib/ui/menus/multiplayer_server_browser_menu.rb
@@ -39,12 +39,12 @@ class IMICFPS
             title "Server Browser"
 
             flow(width: 1.0) do
-              link I18n.t("menus.back"), width: 0.32 do
+              link I18n.t("menus.back"), width: 0.333 do
                 pop_state
               end
 
-              button "Host Game", width: 0.32
-              button "Direct Connect", width: 0.32
+              button "Host Game", width: 0.333
+              button "Direct Connect", width: 0.333
             end
           end
 
@@ -55,22 +55,22 @@ class IMICFPS
                 background i.even? ? 0x55000000 : 0x55ff5500
 
                 flow width: 0.1 do
-                  label game[:game_type], text_size: text_size
+                  label game[:game_type], text_size: text_size, text_wrap: :none, font: i.zero? ? BOLD_SANS_FONT : SANS_FONT
                 end
                 flow width: 0.3 do
-                  label game[:host], text_size: text_size
+                  label game[:host], text_size: text_size, text_wrap: :none, font: i.zero? ? BOLD_SANS_FONT : SANS_FONT
                 end
                 flow width: 0.3 do
-                  label game[:map], text_size: text_size
+                  label game[:map], text_size: text_size, text_wrap: :none, font: i.zero? ? BOLD_SANS_FONT : SANS_FONT
                 end
                 flow width: 0.1 do
-                  label game[:players], text_size: text_size
+                  label game[:players], text_size: text_size, text_wrap: :none, font: i.zero? ? BOLD_SANS_FONT : SANS_FONT
                 end
                 flow width: 0.1 do
-                  label game[:ping], text_size: text_size
+                  label game[:ping], text_size: text_size, text_wrap: :none, font: i.zero? ? BOLD_SANS_FONT : SANS_FONT
                 end
                 flow width: 0.1 do
-                  label game[:source], text_size: text_size
+                  label game[:source], text_size: text_size, text_wrap: :none, font: i.zero? ? BOLD_SANS_FONT : SANS_FONT
                 end
               end
             end
diff --git a/lib/ui/menus/settings_menu.rb b/lib/ui/menus/settings_menu.rb
index 96c4452..8502cc8 100644
--- a/lib/ui/menus/settings_menu.rb
+++ b/lib/ui/menus/settings_menu.rb
@@ -94,7 +94,7 @@ class IMICFPS
         end
       end
 
-      check_box "Fullscreen", padding_top: 25, padding_bottom: 25
+      check_box "Fullscreen", margin_top: 25, margin_bottom: 25
 
       stack do
         longest_string = "Gamma Correction"
diff --git a/lib/ui/menus/single_player_menu.rb b/lib/ui/menus/single_player_menu.rb
new file mode 100644
index 0000000..a631002
--- /dev/null
+++ b/lib/ui/menus/single_player_menu.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+class IMICFPS
+  class SinglePlayerMenu < Menu
+    def setup
+      title I18n.t("menus.singleplayer")
+
+      link "Tutorial", enabled: false, tip: "No tutorial implemented, yet..."
+
+      link "Campaign", enabled: false, tip: "No campaign, yet..."
+
+      link "Multiplayer Practice" do
+        push_state(LevelSelectMenu)
+      end
+
+      link I18n.t("menus.back"), margin_top: 25 do
+        pop_state
+      end
+    end
+  end
+end