diff --git a/01 - JavaScript Drum Kit/index-START.html b/01 - JavaScript Drum Kit/index-START.html
index 4070d32767..28a44891e2 100644
--- a/01 - JavaScript Drum Kit/index-START.html
+++ b/01 - JavaScript Drum Kit/index-START.html
@@ -58,7 +58,46 @@
diff --git a/01 - JavaScript Drum Kit/style.css b/01 - JavaScript Drum Kit/style.css
index 075578c930..bd3c7f3483 100644
--- a/01 - JavaScript Drum Kit/style.css
+++ b/01 - JavaScript Drum Kit/style.css
@@ -29,6 +29,12 @@ body,html {
color: white;
background: rgba(0,0,0,0.4);
text-shadow: 0 0 .5rem black;
+ -webkit-user-select: none;
+ -moz-user-select: none;
+ -ms-user-select: none;
+ -o-user-select: none;
+ user-select: none;
+
}
.playing {
diff --git a/02 - JS and CSS Clock/index-START.html b/02 - JS and CSS Clock/index-START.html
index ee7eaefb1f..6e16ce9ff5 100644
--- a/02 - JS and CSS Clock/index-START.html
+++ b/02 - JS and CSS Clock/index-START.html
@@ -18,9 +18,9 @@