MINI

C:/Users/Administrator/Documents/plugins/build/bootstrap-less/mixins/

files >> C:/Users/Administrator/Documents/plugins/build/bootstrap-less/mixins/tab-focus.less

 // WebKit-style focus

.tab-focus() {
  // Default
  outline: thin dotted;
  // WebKit
  outline: 5px auto -webkit-focus-ring-color;
  outline-offset: -2px;
}