Crosspromo

src/css/states/main_menu.scss

@@ -550,6 +550,16 @@
         }
     }
 
+    #crosspromo {
+        position: absolute;
+        @include S(bottom, 50px);
+        @include S(right, 20px);
+        @include S(width, 190px);
+        @include S(height, 100px);
+        pointer-events: all;
+        border: 0;
+    }
+
     .footer {
         display: grid;
         flex-grow: 1;

src/js/states/main_menu.js

@@ -173,6 +173,15 @@ export class MainMenuState extends GameState {
                     '<a class="producerLink" target="_blank">Tobias Springer</a>'
                 )}</div>
             </div>
+
+            ${
+                G_IS_STANDALONE
+                    ? ""
+                    : `
+                    <iframe id="crosspromo" src="https://crosspromo.tobspr.io"></iframe>
+
+                `
+            }
             `
             }
         `;