How to set Default CSS Settings on HTML th Tag

Most browsers will display the <th> element with the following default values.

index.html

Example: HTML

<style>
th {
  display: table-cell;
  vertical-align: inherit;
  font-weight: bold;
  text-align: center;
}
</style>
 <table>
  <tr>
    <th>Month</th>
    <th>Savings</th>
  </tr>
  <tr>
    <td>January</td>
    <td>$100</td>
  </tr>
  <tr>
    <td>February</td>
    <td>$80</td>
  </tr>
</table>

Output should be:

Type:	html
Category:	Web Tutorial
Sub Category:	HTML Tag
Uploaded by:	Admin