Thanks for the question about tightening up the open space in the template header area. When I inspect the site with the Chrome Inspect tool I see an invisible area called “div.site-branding” which appears to be an invisible H3 tag. I removed it using the non-destructive editing option and the space tightens up. Here’s the area I’m talking about:
You can use the information provided by the Inspect option in Chrome (or other browser) to find the CSS option and remove it. Make sure to make a backup before you make any changes. Here’s what it looks like:
If you want keep that header you’ll need to move it elsewhere on the page. I hope that helps to answer your question! If you require further assistance please let us know!