¿Como poner el slider de la home del prestashop al 100% de la pantalla?

¿Como poner el slider de la home del prestashop al 100% de la pantalla? 1

Te vas a la ruta del servidor themes/classic/assets/css/custom.css 

 body.page-index #wrapper .container{max-width:100%;width:100%;padding-left:0;padding-right:0}
 body.page-index #wrapper .featured-products,body.page-index #wrapper .banner,body.page-index #wrapper #custom-text{margin:0 15px}
 @media (min-width: 992px) {
 body.page-index #wrapper .featured-products,body.page-index #wrapper .banner,body.page-index #wrapper #custom-text{max-width:940px}
 }
 @media (min-width: 1200px) {
 body.page-index #wrapper .featured-products,body.page-index #wrapper .banner,body.page-index #wrapper #custom-text{max-width:1140px}
 }
 @media (max-width: 991px) {
 body.page-index #wrapper .featured-products,body.page-index #wrapper .banner,body.page-index #wrapper #custom-text{max-width:100%}
 }
 .carousel-control .icon-prev,.carousel-control .icon-next{margin:0}