diff --git a/src/index.styl b/src/index.styl
index 985c644..1b1798a 100644
--- a/src/index.styl
+++ b/src/index.styl
@@ -155,6 +155,7 @@ small {
         @media (max-width: 600px) {
             width: 150px
             height: 150px
+            background-size: 150px 150px
         }
     }