diff --git a/app.py b/app.py
index 1fa58d2..4c980d2 100644
--- a/app.py
+++ b/app.py
@@ -143,7 +143,6 @@ HTML_FORM = '''
     border-radius: 1.5em;
     box-shadow: 0 0 12px 0 #0007;
     min-width: 400px;
-    max-width: 400px;
     text-align: center;
     box-sizing: border-box;
     margin-left: 0;
@@ -206,7 +205,7 @@ HTML_FORM = '''
     padding: 10px 0 10px 0;
     margin-top: 1em;
     overflow: hidden;
-    max-width: 384px;
+    max-width: 424px;
   }
 
   .print-frame::before,
@@ -231,6 +230,8 @@ HTML_FORM = '''
   }
 
   .print-frame img {
+    background: #fff;
+    padding: 20px;
     display: block;
     margin: 0 auto;
     box-shadow: none;