.b-ext .hidden {display: none;}
.b-ext .visually-hidden {position: absolute !important;overflow: hidden;clip: rect(1px,1px,1px,1px);width: 1px;height: 1px;word-wrap: normal;}
.b-ext .visually-hidden.focusable:active, .b-ext .visually-hidden.focusable:focus {position: static !important;overflow: visible;clip: auto;width: auto;height: auto;}
.b-ext .invisible {visibility: hidden;}