diff --git a/www/slide/slide.css b/www/slide/slide.css
index 0fcc0951c..2fa01e6f2 100644
--- a/www/slide/slide.css
+++ b/www/slide/slide.css
@@ -71,6 +71,9 @@ body .CodeMirror-focused .cm-matchhighlight {
     visibility: visible;
   }
 }
+#cme_toolbox {
+  z-index: 10000;
+}
 #editorContainer {
   flex: 1;
   display: flex;
diff --git a/www/slide/slide.less b/www/slide/slide.less
index ccd4c454d..83778ee7d 100644
--- a/www/slide/slide.less
+++ b/www/slide/slide.less
@@ -77,6 +77,9 @@ body {
 }
 
 
+#cme_toolbox {
+    z-index: 10000;
+}
 #editorContainer {
     flex: 1;
     display: flex;