1 files changed, 1 insertions, 0 deletions

diff --git a/tools/draw/app.css b/tools/draw/app.css
index 62df222..eb03b8b 100644
--- a/tools/draw/app.css
+++ b/tools/draw/app.css
@@ -15,6 +15,7 @@
         text-rendering: optimizeLegibility !important;
         -webkit-font-smoothing: antialiased !important;
         font-family: Arial, Helvetica, sans-serif;
+        user-select: none;
 }
 
 body {