.container-header {
    background: transparent !important;
    background-image: none !important;
}

.banner-zabelcze {
    position: relative;
}

.banner-zabelcze__tekst {
    position: absolute;
    inset: 0;

    display: flex;
    justify-content: center; /* środek w poziomie */
    align-items: center;     /* środek w pionie */

    color: #fff;
    font-size: clamp(2rem, 5vw, 4.5rem);
    font-weight: 700;
    text-align: center;
    text-shadow: 0 3px 10px rgba(0,0,0,.7);
    pointer-events: none;
}