diff --git a/_regroup/ckeditor5-build-trilium/ckeditor-content.css b/_regroup/ckeditor5-build-trilium/ckeditor-content.css
index 0ebbae93d..94d440047 100644
--- a/_regroup/ckeditor5-build-trilium/ckeditor-content.css
+++ b/_regroup/ckeditor5-build-trilium/ckeditor-content.css
@@ -1,48 +1,3 @@
-/* !!!!!! TRILIUM CUSTOM CHANGES !!!!!! */
-
-.printed-content .ck-widget__selection-handle, .printed-content .ck-widget__type-around { /* gets rid of triangles: https://github.com/zadam/trilium/issues/1129 */
-    display: none;
-}
-
-.page-break {
-    page-break-after: always;
-}
-
-.printed-content .page-break:after,
-.printed-content .page-break > * {
-    display: none !important;
-}
-
-.ck-content li p {
-    margin: 0 !important;
-}
-
-.admonition {
-    --accent-color: var(--card-border-color);
-    border: 1px solid var(--accent-color);
-    box-shadow: var(--card-box-shadow);
-    background: var(--card-background-color);
-    border-radius: 0.5em;
-    padding: 1em;
-    margin: 1.25em 0;
-    position: relative;
-    overflow: hidden;
-}
-
-.admonition p:last-child {
-    margin-bottom: 0;
-}
-
-.admonition p, h2 {
-    margin-top: 0;
-}
-
-.admonition.note { --accent-color: #69c7ff; }
-.admonition.tip { --accent-color: #40c025; }
-.admonition.important { --accent-color: #9839f7; }
-.admonition.caution { --accent-color: #ff2e2e; }
-.admonition.warning { --accent-color: #e2aa03; }
-
 /*
  * CKEditor 5 (v41.0.0) content styles.
  * Generated on Fri, 26 Jan 2024 10:23:49 GMT.
diff --git a/packages/ckeditor5/src/theme/ck-content.css b/packages/ckeditor5/src/theme/ck-content.css
new file mode 100644
index 000000000..a786ccd23
--- /dev/null
+++ b/packages/ckeditor5/src/theme/ck-content.css
@@ -0,0 +1,42 @@
+.printed-content .ck-widget__selection-handle, .printed-content .ck-widget__type-around { /* gets rid of triangles: https://github.com/zadam/trilium/issues/1129 */
+    display: none;
+}
+
+.page-break {
+    page-break-after: always;
+}
+
+.printed-content .page-break:after,
+.printed-content .page-break > * {
+    display: none !important;
+}
+
+.ck-content li p {
+    margin: 0 !important;
+}
+
+.admonition {
+    --accent-color: var(--card-border-color);
+    border: 1px solid var(--accent-color);
+    box-shadow: var(--card-box-shadow);
+    background: var(--card-background-color);
+    border-radius: 0.5em;
+    padding: 1em;
+    margin: 1.25em 0;
+    position: relative;
+    overflow: hidden;
+}
+
+.admonition p:last-child {
+    margin-bottom: 0;
+}
+
+.admonition p, h2 {
+    margin-top: 0;
+}
+
+.admonition.note { --accent-color: #69c7ff; }
+.admonition.tip { --accent-color: #40c025; }
+.admonition.important { --accent-color: #9839f7; }
+.admonition.caution { --accent-color: #ff2e2e; }
+.admonition.warning { --accent-color: #e2aa03; }
\ No newline at end of file
diff --git a/packages/ckeditor5/vite.config.ts b/packages/ckeditor5/vite.config.ts
index fcf940343..64a0ea57a 100644
--- a/packages/ckeditor5/vite.config.ts
+++ b/packages/ckeditor5/vite.config.ts
@@ -17,6 +17,7 @@ export default defineConfig(() => ({
     outDir: './dist',
     emptyOutDir: true,
     reportCompressedSize: true,
+    cssCodeSplit: true,
     commonjsOptions: {
       transformMixedEsModules: true,
     },
@@ -31,7 +32,11 @@ export default defineConfig(() => ({
     },
     rollupOptions: {
       // External packages that should not be bundled into your library.
-      external: []
+      external: [],
+      input: {
+        index: "src/index.ts",
+        content: "src/theme/ck-content.css"
+      }
     },
   },
 }));