diff --git a/style.css b/style.css
index 920c32ab..33832ebf 100644
--- a/style.css
+++ b/style.css
@@ -309,6 +309,8 @@ input[type="range"]{
   height: 100%;
   overflow: auto;
   background-color: rgba(20, 20, 20, 0.95);
+  user-select: none;
+  -webkit-user-select: none;
 }
 
 .modalControls {
@@ -513,4 +515,4 @@ img2maskimg, #img2maskimg > .h-60, #img2maskimg > .h-60 > div, #img2maskimg > .h
     height: 480px !important;
     max-height: 480px !important;
     min-height: 480px !important;
-}
\ No newline at end of file
+}