fix: Hide orange outline around viewer in Chrome on Android

Remove orange outline around viewer in Chrome on Android

Author: fritz-c

src/style.scss

@@ -12,6 +12,7 @@ $maxCaptionHeight: 150px;
 
 .outer {
   background-color: rgba(0, 0, 0, 0.85);
+  outline: none;
   top: 0;
   left: 0;
   right: 0;