Bootstrap button - remove outline on Chrome OS X

Question

I am looking to achieve this: http://getbootstrap.com/javascript/#popovers-examples - scroll to the \"live Demo\" and hit the red popover button, in Chrome on OS X.... It\'s per

Answer 1

It worked for my bootstrap button after a such stress

.btn:focus,
.btn:active:focus,
.btn.active:focus,
.btn.focus,
.btn:active.focus,
.btn.active.focus {
    outline: none!important;
    box-shadow: none;
}