picture-in-picture-line

<svg viewBox="0 0 24 24" fill="currentColor" xmlns="http://www.w3.org/2000/svg"><path d="M21 3C21.5523 3 22 3.44772 22 4V11H20V5H4V19H10V21H3C2.44772 21 2 20.5523 2 20V4C2 3.44772 2.44772 3 3 3H21ZM21 13C21.5523 13 22 13.4477 22 14V20C22 20.5523 21.5523 21 21 21H13C12.4477 21 12 20.5523 12 20V14C12 13.4477 12.4477 13 13 13H21ZM20 15H14V19H20V15Z"/></svg>

<i class="ti ti-picture-in-picture-line"></i>

ti ti-picture-in-picture-line

<i class="ti ti-019535"></i>

ti ti-019535

<svg aria-hidden="true" focusable="false" viewBox="0 0 24 24" fill="currentColor" xmlns="http://www.w3.org/2000/svg"><path d="M21 3C21.5523 3 22 3.44772 22 4V11H20V5H4V19H10V21H3C2.44772 21 2 20.5523 2 20V4C2 3.44772 2.44772 3 3 3H21ZM21 13C21.5523 13 22 13.4477 22 14V20C22 20.5523 21.5523 21 21 21H13C12.4477 21 12 20.5523 12 20V14C12 13.4477 12.4477 13 13 13H21ZM20 15H14V19H20V15Z"/></svg>

<svg aria-hidden="true" focusable="false" viewBox="0 0 24 24" fill="currentColor" xmlns="http://www.w3.org/2000/svg"><path d="M21 3C21.5523 3 22 3.44772 22 4V11H20V5H4V19H10V21H3C2.44772 21 2 20.5523 2 20V4C2 3.44772 2.44772 3 3 3H21ZM21 13C21.5523 13 22 13.4477 22 14V20C22 20.5523 21.5523 21 21 21H13C12.4477 21 12 20.5523 12 20V14C12 13.4477 12.4477 13 13 13H21ZM20 15H14V19H20V15Z"/></svg>

https://cdn.jsdelivr.net/npm/@ticnob/icons@1/icons/picture-in-picture-line.svg