To change the style of your table, you will want to open the dashboard and table builder as shown below:

To stripe the rows, you will want to toggle on the Striped rows option in the bottom right. You will then be able to select the stripe color as shown, you can also choose the color

If you'd like to make a metric or row bold. You will want to open the specific metric you wish to bold. For this example, we are bolding the text for Total New MRR

Please let us know if you have any additional questions!