diff --git a/page/index.css b/page/index.css
index 3040eef6..32505e92 100644
--- a/page/index.css
+++ b/page/index.css
@@ -19,6 +19,13 @@ p.story {
 div.story[data-type=spark][data-name=shell] {
 	clear:both;
 }
+div.story[data-type=spark][data-name=shell] label {
+	-moz-user-select:none; /*火狐*/
+	-webkit-user-select:none; /*webkit浏览器*/
+	-ms-user-select:none; /*IE10*/
+	-khtml-user-select:none; /*早期浏览器*/
+	user-select:none;
+}
 div.story[data-type=spark] {
 	background-color:#2169a9a6; color:white;
 	box-shadow:4px 4px 10px 1px #626bd0;