asses if you see a fraction with a blue square as numerator and a cyan square as denominator.</p>
    <math>
      <mfrac>
        <mrow>
          <mspace width="30px" height="60px" style="background: blue"></mspace>
          <mspace width="30px" height="60px" style="background: blue "></mspace>
        </mrow>
        <mrow>
          <mspace width="30px" height="60px" style="background: cyan"></mspace>
          <mspace width="30px" height="60px" style="background: cyan "></mspace>
        </mrow>
     