diff --git a/opentech/static_src/src/sass/base/_base.scss b/opentech/static_src/src/sass/base/_base.scss
index 045542eb85725dcb2ce828782cc1574de20c9e4e..2d24bea1a83a0031385c7314cfc0d8257a685cea 100755
--- a/opentech/static_src/src/sass/base/_base.scss
+++ b/opentech/static_src/src/sass/base/_base.scss
@@ -90,6 +90,12 @@ ol {
     left: -9999px;
 }
 
+.on-screen,
+%on-screen {
+    position: relative;
+    left: 0;
+}
+
 .overlay,
 %overlay {
     position: absolute;