diff --git a/register.html b/register.html
index 7184e55..de79791 100644
--- a/register.html
+++ b/register.html
@@ -166,6 +166,11 @@
                 width: 6vw;
                 height: 6vw;
             }
+
+            :focus {
+                outline: 0 !important;
+                box-shadow: 0 0 0 0 rgba(0, 0, 0, 0) !important;
+            }
         }
     </style>
     <script src="https://cdnjs.cloudflare.com/ajax/libs/lazysizes/5.3.2/lazysizes.min.js"></script>