diff --git a/client/css/style.css b/client/css/style.css
index db97e33a..6ab8c4d3 100644
--- a/client/css/style.css
+++ b/client/css/style.css
@@ -807,6 +807,10 @@ kbd {
 	display: block;
 	cursor: pointer;
 	transition: opacity 0.2s;
+	-webkit-user-select: none;
+	-moz-user-select: none;
+	-ms-user-select: none;
+	user-select: none;
 }
 
 #chat .condensed-summary {