diff --git a/src/admin.js b/src/admin.js
index 3a1bbe87..454074cf 100644
--- a/src/admin.js
+++ b/src/admin.js
@@ -27,6 +27,9 @@ import { widgetBridge } from './services/widgetBridge.js'
 import { loadInitialState } from './utils/loadInitialState.js'
 
 import './publicPath.js'
+// The library's own stylesheet (board look, widgets, dialogs). Without it
+// the page only had the library CSS another app's bundle happened to load.
+import '@conduction/nextcloud-vue/css/index.css'
 import './styles/modals.css'
 
 // Reference the imported singleton so its side-effecting construction is not
diff --git a/src/main.js b/src/main.js
index fd82a322..cfeeaf82 100644
--- a/src/main.js
+++ b/src/main.js
@@ -58,6 +58,9 @@ import { currentPermissions } from './utils/permissions.js'
 import './publicPath.js'
 import './services/widgetBridge.js'
 import 'gridstack/dist/gridstack.min.css'
+// The library's own stylesheet (board look, widgets, dialogs). Without it
+// the page only had the library CSS another app's bundle happened to load.
+import '@conduction/nextcloud-vue/css/index.css'
 import './styles/workspace.css'
 import './styles/modals.css'
 registerBuiltinDashboardWidgets()
diff --git a/src/public.js b/src/public.js
index fb22f764..ac8c17ef 100644
--- a/src/public.js
+++ b/src/public.js
@@ -23,6 +23,9 @@ import DashboardPublicShareView from './views/DashboardPublicShareView.vue'
 
 import './publicPath.js'
 import 'gridstack/dist/gridstack.min.css'
+// The library's own stylesheet (board look, widgets, dialogs). Without it
+// the page only had the library CSS another app's bundle happened to load.
+import '@conduction/nextcloud-vue/css/index.css'
 registerBuiltinDashboardWidgets()
 // The library's own strings (the greeting header among them) in the
 // viewer's language. See main.js.