diff --git a/templates/cover.html b/templates/cover.html
index 14c1993..e6ebb46 100644
--- a/templates/cover.html
+++ b/templates/cover.html
@@ -265,8 +265,8 @@
     .front-overlay {
       position: absolute;
       top: 0; left: 0;
-      width: var(--trim-w);
-      height: var(--total-h);
+      width: 100%;
+      height: 100%;
       background:
         /* deep vignette around all edges */
         radial-gradient(ellipse 90% 90% at 50% 50%,