From 6b4bf88d8fc5bf51a2495854cb43a157b28d8b1e Mon Sep 17 00:00:00 2001
From: Jan-Hendrik Willms <tleilax+studip@gmail.com>
Date: Tue, 29 Nov 2022 09:40:30 +0000
Subject: [PATCH] add lost filter rule, fixes #1828

Closes #1828

Merge request studip/studip!1205
---
 resources/assets/stylesheets/scss/navigation.scss | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/resources/assets/stylesheets/scss/navigation.scss b/resources/assets/stylesheets/scss/navigation.scss
index 63af7829b47..5884b04f13f 100644
--- a/resources/assets/stylesheets/scss/navigation.scss
+++ b/resources/assets/stylesheets/scss/navigation.scss
@@ -272,6 +272,8 @@ body.fixed {
         display: none;
 
         img {
+            filter: contrast(0) brightness(2);
+
             @include square(16px);
             margin-right: 0.8em;
         }
-- 
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