<!DOCTYPE html>
<head>
  <style>
    body {
      background-color: white;
      margin: 0;
    }
    table {
      border-collapse: collapse;
      position: absolute;
    }
    #first-table {
      top: 0px;
    }
    #second-table {
      top: 175px;
    }
    #third-table {
      top: 350px;
    }
    #fourth-table {
      top: 525px;
    }
    td {
      border-style: solid;
      border-width: 5px;
      border-color: transparent;
      color: rgba(0,0,0,0);
    }
    #first-table td {
      border-color: gold;
    }
    .bg-blue {
      background-color: blue;
    }
    .bg-cyan {
      background-color: cyan;
    }
    .bg-grey {
      background-color: grey;
    }
    .bg-green {
      background-color: green;
    }
    .bg-khaki {
      background-color: khaki;
    }
    .bg-purple {
      background-color: purple;
    }
    .bg-white {
      background-color: white;
    }
    .show-text {
      color: rgba(0,0,0,1);
    }
  </style>
</head>
<body>
  <table id="first-table">
    <thead>
      <tr>
        <td class="bg-khaki">XXX</td>
        <td class="bg-purple">YYY</td>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td class="bg-khaki">XXX</td>
        <td class="bg-purple">YYY</td>
      </tr>
      <tr>
        <td class="bg-khaki">XXX</td>
        <td rowspan=2 class="bg-purple">YYY</td>
      </tr>
      <tr>
        <td class="bg-khaki">XXX</td>
      </tr>
      <tr>
        <td colspan=2 class="bg-khaki">XXX</td>
      </tr>
    </tbody>
    <tfoot>
      <tr>
        <td class="bg-green">XXX</td>
        <td class="bg-blue show-text">YYY</td>
      </tr>
    </tfoot>
  </table>
  <table id="second-table">
    <thead>
      <tr>
        <td class="bg-green">XXX</td>
        <td class="bg-green">YYY</td>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td class="bg-green">XXX</td>
        <td class="bg-blue show-text">YYY</td>
      </tr>
      <tr>
        <td class="bg-cyan show-text">XXX</td>
        <td rowspan=2 class="bg-green">YYY</td>
      </tr>
      <tr>
        <td class="bg-grey show-text">&nbsp;</td>
      </tr>
      <tr>
        <td colspan=2 class="bg-green">XXX</td>
      </tr>
    </tbody>
    <tfoot>
      <tr>
        <td class="bg-cyan show-text">XXX</td>
        <td class="bg-white show-text">&nbsp;</td>
      </tr>
    </tfoot>
  </table>
  <table id="third-table">
    <thead>
      <tr>
        <td class="bg-cyan show-text">XXX</td>
        <td class="bg-blue show-text">YYY</td>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td class="bg-cyan show-text">XXX</td>
        <td class="bg-white">YYY</td>
      </tr>
      <tr>
        <td class="bg-white">XXX</td>
        <td rowspan=2 class="bg-blue show-text">YYY</td>
      </tr>
      <tr>
        <td class="bg-green">XXX</td>
      </tr>
      <tr>
        <td colspan=2 class="bg-cyan show-text">XXX</td>
      </tr>
    </tbody>
    <tfoot>
      <tr>
        <td class="bg-white">XXX</td>
        <td class="bg-white">YYY</td>
      </tr>
    </tfoot>
  </table>
  <table id="fourth-table">
    <thead>
      <tr>
        <td class="bg-white">XXX</td>
        <td class="bg-white">YYY</td>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td class="bg-white">XXX</td>
        <td class="bg-white">YYY</td>
      </tr>
      <tr>
        <td class="bg-white">XXX</td>
        <td class="bg-white" rowspan=2>YYY</td>
      </tr>
      <tr>
        <td class="bg-cyan show-text">XXX</td>
      </tr>
      <tr>
        <td class="bg-white" colspan=2>XXX</td>
      </tr>
    </tbody>
    <tfoot>
      <tr>
        <td class="bg-white">XXX</td>
        <td class="bg-white">YYY</td>
      </tr>
    </tfoot>
  </table>
</body>