diff --git a/style.css b/style.css
index a20e0d7..2a998a3 100644
--- a/style.css
+++ b/style.css
@@ -163,6 +163,7 @@ section {
 }
 
 .masthead > img {
+  border: 4px solid;
   border-radius: 50%;
   margin: 0 auto;
   max-width: 12em;