diff --git a/ion/src/simulator/web/simulator.html b/ion/src/simulator/web/simulator.html
index e52a01e16..8e342ed3f 100644
--- a/ion/src/simulator/web/simulator.html
+++ b/ion/src/simulator/web/simulator.html
@@ -7,7 +7,7 @@
     <title>NumWorks graphing calculator</title>
 <style>
 body {
-  background: #E3E3E3 linear-gradient(0deg, #E3E3E3, #FFFFFF) no-repeat;
+  background: #C2C2C2;
   margin: 0;
   padding: 0;
   text-align: center;