// Add Shortcode function KarmayDestino1_shortcode() { <iframe width="983" height="541" src="https://www.youtube.com/embed/gEXn6KbRNY8" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe> } add_shortcode( 'Karma y Destino 1', 'KarmayDestino1_shortcode' );