Hello, @CJCORP,
Simply go to the Dashboard >> XStore >> Theme Settings >> Theme Custom CSS and then paste the below code in the Global CSS section.
.et_b_header-button:after { background: none !important; }
Then save settings and check back to your site after clearing the browser cache.
See Resulting Screen Shot here: https://postimg.cc/2bPx55kB
Regards 8Themes Team.
