Improve UI/UX in calls (#7791)

res/css/views/voip/CallView/_CallViewButtons.scss

@@ -1,7 +1,7 @@
 /*
 Copyright 2015, 2016 OpenMarket Ltd
 Copyright 2020 - 2021 The Matrix.org Foundation C.I.C.
-Copyright 2021 Šimon Brandner <simon.bra.ag@gmail.com>
+Copyright 2021 - 2022 Šimon Brandner <simon.bra.ag@gmail.com>
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
@@ -27,7 +27,7 @@ limitations under the License.
     position: absolute;
     display: flex;
     justify-content: center;
-    bottom: 24px;
+    bottom: 32px;
     opacity: 1;
     transition: opacity 0.5s;
     z-index: 200; // To be above _all_ feeds