<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"> <g> <path fill="none" d="M0 0h24v24H0z"/> <path d="M4 3h16a1 1 0 0 1 1 1v16a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1V4a1 1 0 0 1 1-1zm3 8v2h10v-2H7z"/> </g> </svg>