diff --git a/bigbluebutton-html5/imports/ui/components/presentation/presentation-toolbar/styles.scss b/bigbluebutton-html5/imports/ui/components/presentation/presentation-toolbar/styles.scss
index d9d863df263d716d28f08487c3be46bb9bc5a6f2..63b7cadc87464cc58a02465a02e1429fd0f99b09 100644
--- a/bigbluebutton-html5/imports/ui/components/presentation/presentation-toolbar/styles.scss
+++ b/bigbluebutton-html5/imports/ui/components/presentation/presentation-toolbar/styles.scss
@@ -3,6 +3,7 @@
 
 $controls-color: $color-gray !default;
 $controls-background: $color-white !default;
+$toolbar-button-border-radius: 5px;
 
 .presentationToolbarWrapper,
 .zoomWrapper {
@@ -16,6 +17,7 @@ $controls-background: $color-white !default;
   position: absolute;
   bottom: .8rem;
   box-shadow: 0 0 10px -2px rgba(0, 0, 0, .25);
+  border-radius: $toolbar-button-border-radius;
   align-self: center;
   justify-content: center;
   z-index: 1;
diff --git a/bigbluebutton-html5/imports/ui/components/whiteboard/whiteboard-toolbar/styles.scss b/bigbluebutton-html5/imports/ui/components/whiteboard/whiteboard-toolbar/styles.scss
index 2878fd57bcbdfd2b2ead3c263cc4103b371b590d..60d9d7fbd1c6167322a98595736f153a27b0cc8b 100644
--- a/bigbluebutton-html5/imports/ui/components/whiteboard/whiteboard-toolbar/styles.scss
+++ b/bigbluebutton-html5/imports/ui/components/whiteboard/whiteboard-toolbar/styles.scss
@@ -34,6 +34,7 @@ $toolbar-list-color: $color-gray;
   align-items: center;
   justify-content: center;
   box-shadow: $toolbar-box-shadow;
+  border-radius: $toolbar-button-border-radius;
   pointer-events: all;
 
   .buttonWrapper > .toolbarButton {