First of all, change the overall font.
And then talking about header, move that custom texts and shopping cart to extreme left and right respectively.
+1 to all the suggestions of @2Fwebd.
Delete the submitted item from your dashboard and re-submit it after making the corrections.
You need to be patient when you contact Envato support. Sending multiple mails can affect your position in queue and hence delays the response time.
Please post the link showing such error because I couldn’t see it on any pages.
You will enjoy every second of your part-time working with Envato. Many authors have switched to full-time after producing quality products which get good sales.
There’s so much to learn and earn here at Envato.
Check out the inspirational videos on Envato Stories.
The buyers will be automatically notified via mail when your updated item is approved.
On the item edit page, tick the checkbox in “Notify Buyers” section which is just above the “Submit” button.