<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64" width="64" height="64"><path fill="currentColor" d="M21.822 62.675h20.424V42.248h20.429V21.809H42.246V1.383H21.822v20.426H1.388v20.439h20.434z"/></svg>