source/misc/embedded_libs/fmt-8.1.1/doc/bootstrap/mixins/tab-focus.less
browsing at commit = a3a8b2b4108ce275d1e4733e4f436f744f3cd397
// WebKit-style focus
.tab-focus() {
// Default
outline: thin dotted;
// WebKit
outline: 5px auto -webkit-focus-ring-color;
outline-offset: -2px;
}