diff --git a/public/index.html b/public/index.html
index c1b9f98c..4745d96a 100644
--- a/public/index.html
+++ b/public/index.html
@@ -125,6 +125,7 @@
         overflow: hidden;
         clip: rect(1px, 1px, 1px, 1px);
         white-space: nowrap; /* added line */
+        user-select: none;
       }
 
       .LoadingMessage {
diff --git a/src/css/app.scss b/src/css/app.scss
index 027f9305..a7370c10 100644
--- a/src/css/app.scss
+++ b/src/css/app.scss
@@ -5,6 +5,7 @@
   overflow: hidden;
   clip: rect(1px, 1px, 1px, 1px);
   white-space: nowrap; /* added line */
+  user-select: none;
 }
 
 .LoadingMessage {