diff --git a/docs/minimal-up2k.html b/docs/minimal-up2k.html
index 975d4011..b7621bcd 100644
--- a/docs/minimal-up2k.html
+++ b/docs/minimal-up2k.html
@@ -23,8 +23,8 @@
     /* and embiggen the upload button */
     #u2conf #u2btn, #u2btn {padding:1.5em 0}
 
-    /* button area can be smaller tho */
-    #u2conf {width: 35em !important; margin-bottom: 2em}
+    /* adjust the button area a bit */
+    #u2conf.has_btn {width: 35em !important; margin: 5em auto}
 
 </style>