:root{--riel-light: #5c5c5c;--riel-deep-light: #363636;--riel-dark: #3f3f3f;--riel-deep-dark: #1e1e1e;--riel-gray: #777777}.bg-riel-light{background-color:var(--riel-light)}.bg-riel-deep-light{background-color:var(--riel-deep-light)}.bg-riel-dark{background-color:var(--riel-dark)}.btn-general{border:1px solid black;color:#000;background:transparent!important}.btn-general:hover{border-color:#fff;color:#fff;background:var(--riel-orange)!important}.btn-contact{border:1px solid white;background:transparent!important}.btn-contact:hover{color:#fff!important;background:var(--riel-orange)!important}.advantages-icon,.contact-icon{color:var(--riel-orange)}.main-menu-elements{background-color:var(--riel-orange)}