diff --git a/app/assets/stylesheets/components/letter.scss b/app/assets/stylesheets/components/letter.scss
index bfe193fa4..61cc2f28b 100644
--- a/app/assets/stylesheets/components/letter.scss
+++ b/app/assets/stylesheets/components/letter.scss
@@ -28,11 +28,20 @@ $iso-paper-ratio: 141.42135624%;
     width: 0px;
   }
 
+  &:after {
+    content: "";
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    box-shadow: inset 0 0 0 1px $border-colour;
+  }
+
   img {
     display: block;
     width: 100%;
     background: $white;
-    box-shadow: inset 0 0 0 1px $border-colour;
     position: absolute;
     top: 0;
     left: 0;