#projector_productname > div.product_name__block.--description.mt-3 {
display: none!important;
}

.projector_status__info_amount {
display: none!important;
}

.projector_buy__number_amounts {
display: none!important;
}

div#freeShipping, .freeShipping__close {
    color: black !important;
    border-color: black !important;
}

.search_name__total_value {
        display: none!important;
}

.search_name__total {
        display: none!important;
}

#freeShipping {
display: none!important;
}

<div class="projector_tabs__wrapper --first">
    <span class="projector_tabs__mobile">
        <span class="projector_tabs__name">Opis</span>
    </span>
    <div class="projector_tabs__sub">
        <section id="projector_longdescription" class="longdescription mb-9" data-dictionary="true">
            <h2 class="headline"><span class="headline__name">Opis</span></h2>
            <div class="cm">Odświeżacz powietrza w sprayu o zapachu wanilii.<br>Neutralizuje nieprzyjemne zapachy.<br>Pojemność 300 ml.</div>
        </section>
    </div>
</div>