Anchor link:

<p id="anchor-link-example">This is where the link will jump to</p>

center paypal:

Step 3

Insert the following between “input” and “type” in the code you located in the preceding step:
style="display: block; margin: 0 auto;"

Step 4

Verify that the beginning of the line of HTML code you edited looks similar to the following:
<input style="display: block; margin: 0 auto;" type="image" name="submit"

open in new tab:

"_blank" instead of "_top"