* {
    margin: 0;
    padding: 0;
}


body {
    /*background-color: gray;*/
    background: url("img/tlo_str_brm.png");
    background-attachment: fixed;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    font-family: Arial;
    margin: 0 auto;

}

/*  dział main */


.kontener_kart {
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: left;

}



.karta {
    padding: 45px;
    margin: 5px;
    color: black;
    width: 298px;
    background-color: white;
    display: flex;
    flex-direction: column;
    align-items: center;



    /* szklo */
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0));
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.18);
    box-shadow: 0px 8px 32px 0px rgba(0,0,0,0.37);
    /**/
}

article.karta h1 {
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0.6rem 0rem 2rem;
    text-align: center;
    font-family: "Montserrat", sans-serif;

}

article.karta p {

    font-size: 1.125rem;
    font-family: Georgia, 'Times New Roman', Times, serif;
    text-align: justify;
    line-height: 2rem;
}




div.dlaczego_my {
    background: linear-gradient(to bottom, rgba(1, 92, 167, 0.5), rgba(1, 92, 167, 0.5)),
        url("img/bg_dlaczegomy.jpg");
    color: white;
}

.kontener {

    display: block;
    max-width: 850px;
    margin: 0 auto;
    padding: 2rem;
}

div.dlaczego_my h1 {
    font-family: Georgia, 'Times New Roman', Times, serif;
    font-size: 2rem;
    text-align: center;
    margin: 1rem 0rem 2rem;
}

div.dlaczego_my p {
    font-size: 1.125rem;
    font-family: Georgia, 'Times New Roman', Times, serif;
    text-align: justify;
    line-height: 1.75rem;
    margin-bottom: 0.5rem;
}

div.dlaczego_my a.bold {
    font-size: 1.125rem;
    font-family: Georgia, 'Times New Roman', Times, serif;
    text-align: justify;
    font-weight: bold;
    line-height: 1.75rem;
    margin-bottom: 0.5rem;
}


p.slogan {
    margin: 2rem 0rem 2rem 0rem;

    font-family: "BeatsterDemo-KLMA", cursive;

/*    font-family: "Petit Formal Script", cursive; */
    font-weight: bold;
    font-style: normal;
    font-size: 2.5rem;
    text-align: center;
    line-height: 4rem;
    color: #015ca7;
    text-shadow: 1px 1px 5px white;
}





/*      nagłówek - menu  */
header {
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;

    background-color: white;
    padding-top: 20px;
}

.nav_glowny {
    max-width: 1200px;
    
    background-color: white;
    display: flex;
    justify-content: center;
    align-items: center;
}

.nav_glowny a {
    position: relative;
    text-decoration: none;
    text-transform: uppercase;
    height: 40px;
    margin-left: 40px;
    border-radius: 10px;
    color: rgb(28, 106, 156);

    

}

.nav_glowny a::before {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    width: 0;
    height: 5px;
    background: rgb(28, 106, 156);
    transition: .3s;

}


.nav_glowny a:hover::before {
    width: 100%;
}


.nav_mini a {
    text-decoration: none;
    text-transform: uppercase;
    text-align: center;
    font-weight: bold;
    font-size: 10pt;
    color: white;
}

.nav_mini span {
    font-weight: bold;
    font-size: 10pt;
    color: white;

}

.nav_mini a:hover {
    transform: scale(120%);
    transition: 0.5s;
    color: rgb(247, 255, 137);
}



/* =====   stopka ===== */

footer {
    text-align: center;
    background-color: rgb(28, 106, 156);
    padding: 20px;

}

footer h1 {
    font-size: 1.0rem;
    font-weight: bold;
    margin-bottom: 0.25rem;
    margin-top: 1rem;

}

footer p {
    text-align: center;
    font-size: 1.0rem;
    line-height: 1.5;
    margin: 0;
    padding: 0;
}

.stopka{
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    color: white;
    margin-top: 30px;
}

.logo_male {
    margin: 0 30px;
}