.header-img {
    background-image: url('ozbrazek.jpg');

}

.header-text {

    top: 20%;

}



.nav-mobile {
    display: none;

}

.nav-desktop {
    display: block;
}

.nav-desktop li {
    list-style: none;
    display: inline-block;
}

.nav-desktop li a {
    padding: 30px;
    text-decoration: none;
    text-transform: uppercase;
    font-weight: bold;
    color: #333;
    transition: color .3s;
}

.nav-desktop li a:hover {
    color: blue;

}






.product-text2 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    text-shadow: 1px 1px 3px black;
    font-size: 22px;


}


.product-text3 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    text-shadow: 1px 1px 3px black;
    font-size: 22px;


}


.tile {
    position: relative;
    display: block;
    flex: 1 1 calc(50% - 8px); /* 2 w wierszu */
    width: auto; /* nadpisuje width:33.3% gdy jest */
    min-height: 200px;
    border-radius: 14px;
    overflow: hidden;
    transition: 
        flex-basis 1s ease,
        transform 5s ease,
        box-shadow 5s ease;
    box-shadow: 0 6px 18px rgba(0,0,0,.08);
}