caption-side

The caption-side CSS property puts the content of a table's <caption> on the specified side. The values are relative to the writing-mode of the table.

/* Directional values */
caption-side: top;
caption-side: bottom;

/* Logical values */
caption-side: block-start;
caption-side: block-end;
caption-side: inline-start;
caption-side: inline-end;

/* Global values */
caption-side: inherit;
caption-side: initial;
caption-side: revert;
caption-side: unset;

The caption-side property is specified as one of the keyword values listed below.

top

The caption box should be positioned above the table.

bottom

The caption box should be positioned below the table.

block-start

The caption box should be positioned at the block start edge of the table.

block-end

The caption box should be positioned at the block end edge of the table.

inline-start

The caption box should be positioned at the inline start edge of the table.

inline-end

The caption box should be positioned at the inline end edge of the table.

top | bottom | block-start | block-end | inline-start | inline-end

HTML

<table class="top">
  <caption>Caption ABOVE the table</caption>
  <tr>
    <td>Some data</td>
    <td>Some more data</td>
  </tr>
</table>

<br>

<table class="bottom">
  <caption>Caption BELOW the table</caption>
  <tr>
    <td>Some data</td>
    <td>Some more data</td>
  </tr>
</table>

CSS

.top caption {
  caption-side: top;
}

.bottom caption {
  caption-side: bottom;
}

table {
  border: 1px solid red;
}

td {
  border: 1px solid blue;
}

Result