Hi,
1. The easiest way is to edit style.css
add following to end of file.
.service_elemental { display:none !important; }
2. Second method ( to remove the codes )
edit /includes/mainpage/service-columns.php
Remove lines 19 to 29, 45 to 55, 71 to 81, 105 to 115, 131 to 141 and 157 to 167
Thanks
