diff --git a/_layouts/error.html b/_layouts/error.html
index 9ef423b..067161c 100644
--- a/_layouts/error.html
+++ b/_layouts/error.html
@@ -18,7 +18,7 @@
 
           {{ page.content | markdownify }}
 
-          <img class="img-responsive center-block" src="{{site.baseurl}}{{ site.404-img }}" alt="">
+          <img class="img-responsive center-block fourofour" src="{{site.baseurl}}{{ site.404-img }}" alt="">
 
           {% include social-buttons.html %}
 
diff --git a/css/grayscale.scss b/css/grayscale.scss
index 9684558..cb22e76 100644
--- a/css/grayscale.scss
+++ b/css/grayscale.scss
@@ -415,3 +415,7 @@ body {
 }
 
  /* END Style for swipe instruction section */
+
+.fourofour {
+  border: 1px solid $dark !important;
+}