diff --git a/static/styles/root.css b/static/styles/root.css
index 1072ea0..33daf14 100644
--- a/static/styles/root.css
+++ b/static/styles/root.css
@@ -292,7 +292,10 @@ header.site > .grid > nav:last-of-type {
 
 @media (max-width: 516px) {
     header.site > .platter {
+        border-left: none;
         border-radius: 0;
+        border-right: none;
+        border-top: none;
     }
     header.site > .grid {
         max-width: none;