diff --git a/src/themes/basic/_coverpage.css b/src/themes/basic/_coverpage.css
index 397f3aa2..c4d3dac2 100644
--- a/src/themes/basic/_coverpage.css
+++ b/src/themes/basic/_coverpage.css
@@ -14,6 +14,7 @@ section.cover {
     background-color: $color-bg;
     opacity: 0.8;
     position: absolute;
+    top: 0;
     size: 100%;
   }