diff --git a/apps/files/css/mobile.scss b/apps/files/css/mobile.scss
index e7b75910fa..99fa27e8dd 100644
--- a/apps/files/css/mobile.scss
+++ b/apps/files/css/mobile.scss
@@ -60,10 +60,6 @@ table td.filename .nametext .innernametext {
 
 /* proper notification area for multi line messages */
 #notification-container {
-	display: -webkit-box;
-	display: -moz-box;
-	display: -ms-flexbox;
-	display: -webkit-flex;
 	display: flex;
 }
 
diff --git a/core/css/mobile.scss b/core/css/mobile.scss
index baf874db8f..dbc56406aa 100644
--- a/core/css/mobile.scss
+++ b/core/css/mobile.scss
@@ -5,26 +5,6 @@
 }
 
 #body-login .wrapper {
-	display: -webkit-box;
-	-webkit-box-orient: horizontal;
-	-webkit-box-pack: center;
-	-webkit-box-align: center;
-
-	display: -webkit-flex;
-	-webkit-flex-direction: row;
-	-webkit-align-self: center;
-	-webkit-align-items: center;
-
-	display: -moz-box;
-	-moz-box-orient: horizontal;
-	-moz-box-pack: center;
-	-moz-box-align: center;
-
-	display: -ms-flexbox;
-	-ms-flex-direction: row;
-	-ms-flex-pack: center;
-	-ms-flex-align: center;
-
 	display: flex;
 	flex-direction: row;
 	align-self: center;
diff --git a/core/css/systemtags.scss b/core/css/systemtags.scss
index b32f33f36e..76db389a6d 100644
--- a/core/css/systemtags.scss
+++ b/core/css/systemtags.scss
@@ -48,7 +48,6 @@
 	}
 	.label {
 		width: 85%;
-		display: -moz-inline-box;
 		display: inline-block;
 		overflow: hidden;
 		text-overflow: ellipsis;