I have designed a website with a blurry div that follows the arrow. It has worked fine the last couple of days, but all of a sudden the page shows a white square on load when using safari. Sometimes it does not appear on first page load, but if you refresh it will show. The square however disappears when the site is scrolled, which is also weird. Please see image attached.
Do any of you know how to make the white square disappear. All help is much appreciated. I have inserted a read only link below.
Here is my site Read-Only: