This will replace the post content with the message: "Content has been removed by an Administrator"
You may not request a refund that is not currently owned by you.
You are allowed to delete your post for 5 minutes after it's posted.
Delete
Then click on Customize which is a link onto of the Hi-Vis theme thumbnail.
Make any changes you want and click on Save Changes. You can apply the changes to just the page you are working on or the entire site.