Visually Hidden
Use bo-visually-hidden for text that should remain available to assistive technology while not taking visual space.
Additional context
<bo-visually-hidden>Additional context for screen readers.</bo-visually-hidden>Icon-only controls
<button aria-label="Close"><bo-visually-hidden>Close dialog</bo-visually-hidden><bo-icon icon="x" /></button>Do not use visually hidden text as a substitute for visible instructions when all users need the information.