diff --git a/themes/default/jquery.mobile.button.css b/themes/default/jquery.mobile.button.css
index e9590e73..47436a08 100644
--- a/themes/default/jquery.mobile.button.css
+++ b/themes/default/jquery.mobile.button.css
@@ -4,6 +4,7 @@
 * Dual licensed under the MIT (MIT-LICENSE.txt) or GPL (GPL-LICENSE.txt) licenses.
 */
 .ui-btn { display: block; text-align: center; cursor:pointer;  position: relative; margin: .5em 5px; padding: 0; }
+.ui-btn:focus, .ui-btn:active { outline: none; }
 .ui-header .ui-btn, .ui-footer .ui-btn, .ui-bar .ui-btn { display: inline-block; font-size: 13px; margin: 0; }
 .ui-btn-inline { display: inline-block; }
 .ui-btn-inner { padding: .6em 25px; display: block; height: 100%; text-overflow: ellipsis; overflow: hidden; white-space: nowrap; position: relative; }