.c-background--hero-model {
    background: #D70985 url(../_img/prem-facelift/img-hero-model.jpg) center left no-repeat;
}

.c-background--techniques-model {
    background: url(../_img/prem-facelift/img-techniques-model.jpg) center left -100px no-repeat;
}

@media(min-width: 767px) {
    .c-background--hero-model {
        background: #D70985 url(../_img/prem-facelift/img-hero-model.jpg) center right -250px no-repeat;
    }

    .c-tab__nav > li {
        width: 25%;
    }

    .c-background--techniques-model {
        background: url(../_img/prem-facelift/img-techniques-model.jpg) center left no-repeat;
    }
}

@media(min-width: 1024px) {
    .c-background--hero-model {
        background: #D70985 url(../_img/prem-facelift/img-hero-model.jpg) center right no-repeat;
    }
}