.header .header__right .header__right_menu .menu-item a,
.about .about__title, .service .service__text{
    text-transform: uppercase;
}
.slider-item__title, .slider-item__details, .works__title, .work__desc_info-title, .work__decs_more, .all-works,
.services__title, .how__title {
    text-transform: uppercase;
}