From 73ef3979d63bc285e7d7eea2f8c6a23c6c6d875a Mon Sep 17 00:00:00 2001
From: Patrizio Bekerle <patrizio.bekerle@tugraz.at>
Date: Tue, 15 Jun 2021 14:40:51 +0200
Subject: [PATCH] Add slot-hidden documentation

---
 packages/app-shell/README.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/packages/app-shell/README.md b/packages/app-shell/README.md
index 4cd72cc6..14209b7c 100644
--- a/packages/app-shell/README.md
+++ b/packages/app-shell/README.md
@@ -47,6 +47,9 @@ The `details` attribute of the event is the language (possible values `en`, `de`
 
 ### Slots
 
+You can give your slots a css class `slot-hidden` (which you have to define with `.slot-hidden { display: none; }`) to
+hide the slots while the app shell is loading. This css class will then be removed from the slots by the app shell.
+
 #### Unnamed slot
 
 The unnamed slot will be removed when the application is loaded and can be filled with a loading-spinner.
-- 
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