1) a) add the custom class for your row with tabs and then add the custom CSS to page custom to change the color and size, where .custom-class is the name of custom class that you will add for your row
.custom-class .vc_tta-title-text {
font-size: 25px;
color: red !important;
}
b) Edit the page, Products element and change the number of items per screen http://prntscr.com/gyzu1a
2) a) remove the paddings for the row http://prntscr.com/gyzw6k and you may also set margin 0 for the column http://prntscr.com/gyzwse to remove default 35px of the column margin
b) It’s not products, it’s Banner VC element with different settings that you may adjust according to your needs: change images, add mask, custom content etc. If you prefer any other element you can use it instead of this banner.
