diff --git a/src/xterm.css b/src/xterm.css
index e3a8e9b359..a022820874 100644
--- a/src/xterm.css
+++ b/src/xterm.css
@@ -49,6 +49,7 @@
 
 .xterm .xterm-helpers {
   position: absolute;
+  top: 0;
 }
 
 .xterm .xterm-helper-textarea {