<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000" width="1000" height="1000"><path fill="currentColor" d="M1000 0v160H560V0zm0 280v160H560V280zm0 280v160H560V560zM440 0v440H0V0zM120 320h200V120H120zm880 520v160H560V840zM440 560v440H0V560zM120 880h200V680H120z"/></svg>