3 files changed, 12 insertions, 8 deletions

diff --git a/addon/index.mjs b/addon/index.mjs
index 77716b6..d138775 100644
--- a/addon/index.mjs
+++ b/addon/index.mjs
@@ -34,10 +34,12 @@ const simpleRender = window.mapclay.renderWith(config => ({
   },
 }))
 
-window.generateMaps(document.querySelector('main') ?? document.body, {
-  crs: url.searchParams.get('crs') ?? 'EPSG:4326',
-  addBlocks,
-  initialLayout: 'sticky',
-  render: simpleRender,
-  autoMap: true,
-})
+if (!document.querySelector('.Dumby')) {
+  window.generateMaps(document.querySelector('main') ?? document.body, {
+    crs: url.searchParams.get('crs') ?? 'EPSG:4326',
+    addBlocks,
+    initialLayout: 'sticky',
+    render: simpleRender,
+    autoMap: true,
+  })
+}
diff --git a/addon/manifest.json b/addon/manifest.json
index 2d7b1ed..93b0b65 100644
--- a/addon/manifest.json
+++ b/addon/manifest.json
@@ -30,6 +30,7 @@
     "activeTab",
     "tabs",
     "scripting",
-    "https://epsg.io/*"
+    "https://epsg.io/*",
+    "https://cdn.jsdelivr.net/*"
   ]
 }
diff --git a/src/dumbymap.mjs b/src/dumbymap.mjs
index 13f4574..e9cb473 100644
--- a/src/dumbymap.mjs
+++ b/src/dumbymap.mjs
@@ -457,6 +457,7 @@ export const generateMaps = (container, {
     const mapContainer = document.createElement('pre')
     mapContainer.className = 'mapclay-container'
     mapContainer.textContent = '#Created by DumbyMap'
+    mapContainer.style.cssText = 'display: none;'
     htmlHolder.insertBefore(mapContainer, htmlHolder.firstElementChild)
     elementsWithMapConfig.push(mapContainer)
   }