diff --git a/src/assets/stylesheets/audio.scss b/src/assets/stylesheets/audio.scss
index 21d4ba49c4761aeef9fa4ca3938d36176a753ada..5e3582fd4b5383a8a0cef94c73f6d2591b242a14 100644
--- a/src/assets/stylesheets/audio.scss
+++ b/src/assets/stylesheets/audio.scss
@@ -110,6 +110,8 @@
     justify-content: center;
     align-items: center;
     cursor: pointer;
+    width: 111px;
+    height: 111px;
   }
 
   &__next {
diff --git a/src/react-components/ui-root.js b/src/react-components/ui-root.js
index a515318c286b9e313b5c60091ba715363a5abfa2..ce2d1aa9f9c4d836187942f3a05e71dbd879b240 100644
--- a/src/react-components/ui-root.js
+++ b/src/react-components/ui-root.js
@@ -591,14 +591,12 @@ class UIRoot extends Component {
                 onClick={this.onMicGrantButton}
                 src="../assets/images/mic_denied.png"
                 srcSet="../assets/images/mic_denied@2x.png 2x"
-                className="mic-grant-panel__icon"
               />
             ) : (
               <img
                 onClick={this.onMicGrantButton}
                 src="../assets/images/mic_granted.png"
                 srcSet="../assets/images/mic_granted@2x.png 2x"
-                className="mic-grant-panel__icon"
               />
             )}
           </div>