diff --git a/dev.less b/dev.less
index 63a6da8..17c8a32 100644
--- a/dev.less
+++ b/dev.less
@@ -101,3 +101,10 @@ display: block !important;
     }
 
 }
+
+
+#heatcalc{
+    thead, thead th{
+        will-change: top;
+    }
+}