:root {
    --accent-color: #024212; 
    --light-font-color: whitesmoke;
    --card-color: rgba(128,128,128,0.5); 
}

body {
    overflow-x: hidden;
    font-family: 'Roboto Slab', 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

p {
    line-height: 1.75;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    font-family: 'Montserrat', 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

.span_green {
    color: var(--accent-color);
}

section {
    background-repeat: none;
    background-attachment: fixed;
    background-position: center center;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    min-height: 100vh;
    padding: 0;
}

    section h2.section-heading {
        font-size: 40px;
        margin-top: 0;
        margin-bottom: 15px;
    }

    section h2.section-subheading {
        font-size: 24px;
        font-weight: 400;
        font-style: italic;
        margin-bottom: 75px;
        text-transform: none;
        font-family: 'Droid Serif', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    }

    section h3.section-subheading {
        font-size: 16px;
        font-weight: 400;
        font-style: italic;
        margin-bottom: 75px;
        text-transform: none;
        font-family: 'Droid Serif', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    }



@media (min-width: 768px) {
    section {
        padding: 0;
    }
}

.btn {
    font-family: 'Montserrat', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-weight: 700;
}

.btn-xl {
    font-size: 18px;
    padding: 20px 40px;
}

.btn-primary {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
}

    .btn-primary:active, .btn-primary:focus, .btn-primary:hover {
        background-color: var(--accent-color) !important;
        border-color: var(--accent-color) !important;
        color: var(--light-font-color);
    }

    .btn-primary:active, .btn-primary:focus {
        box-shadow: 0 0 0 0.2rem var(--accent-color) !important;
    }

::-moz-selection {
    background: var(--accent-color);
    text-shadow: none;
}

::selection {
    background: var(--accent-color);
    text-shadow: none;
}

img::selection {
    background: transparent;
}

img::-moz-selection {
    background: transparent;
}

#mainNav {
    /*background-color: #212529;*/
    background-color: transparent;
}
    #mainNav {
        background-color: rgba(0,0,0,0.5);
        border-bottom: 1px solid rgba(255,255,255,0.2);
    }

    #mainNav .navbar-toggler {
        font-size: 12px;
        right: 0;
        padding: 13px;
        text-transform: uppercase;
        color: var(--light-font-color);
        border: 0;
        background-color: transparent;
        font-family: 'Montserrat', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    }
    #mainNav .navbar-toggler:focus {
        outline:0 !important;
    }
    

    #mainNav .navbar-brand {
        padding-top: 0px;
        font-size: 1.75em;
        -webkit-transition: all 0.5s;
        -moz-transition: all 0.5s;
        transition: all 0.5s;
    }

    #mainNav .navbar-nav .nav-item .nav-link {
        padding: 1.1em 1em !important;
        color: var(--light-font-color);
    }

    #mainNav.navbar-shrink {
        padding-top: 0;
        padding-bottom: 0;
        background-color: rgba(0,0,0,0.8);
        border-bottom: 1px solid rgba(255,255,255,0.2);
    }

    #mainNav img {
        height: 0px;
    }

    #mainNav.navbar-shrink img {
        height: 40px;
    }

    #mainNav.navbar-shrink .navbar-brand {
        font-size: 1.25em;
        padding: 0px 0;
    }


        #mainNav .navbar-nav .nav-item .nav-link.active, #mainNav .navbar-nav .nav-item .nav-link:hover {
            color: var(--light-font-color);
            text-shadow: 0 0 10px white;
            text-decoration: underline;
        }

@media (min-width: 992px) {
    #mainNav {
        padding-top: 40px;
        padding-bottom: 10px;
        -webkit-transition: padding-top 0.5s, padding-bottom 0.5s;
        -moz-transition: padding-top 0.5s, padding-bottom 0.5s;
        transition: padding-top 0.5s, padding-bottom 0.5s;
        border: none;
        background-color: transparent;
    }

        #mainNav .navbar-brand {
            font-size: 1.75em;
            -webkit-transition: all 0.5s;
            -moz-transition: all 0.5s;
            transition: all 0.5s;
        }

        #mainNav .navbar-nav .nav-item .nav-link {
            padding: 1.1em 1em !important;
        }

        #mainNav.navbar-shrink {
            padding-top: 0;
            padding-bottom: 0;
            background-color: rgba(0,0,0,0.6);
        }

        #mainNav img {
            height: 0px;
        }

        #mainNav.navbar-shrink img {
            height: 40px;
        }

        #mainNav.navbar-shrink .navbar-brand {
            font-size: 1.25em;
            padding: 0px 0;
        }

.card-list {
    width: 70vw;
    }        
}

header.masthead {
    text-align: center;
    color: var(--light-font-color);
    background-image: url("../img/backgrounds/header_bg.jpg");
    background-repeat: none;
    background-attachment: fixed;
    background-position: center center;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    min-height: 100vh;
    padding: 0;
}

    header.masthead .intro-text {
        padding-top: 20vh;
        height: 100vh;
        text-shadow: 2px 2px 10px grey;
    }

    header.masthead .intro-text #logo {
        margin-bottom: 40px;
    }

        header.masthead .intro-text .intro-lead-in {
            font-size: 20px;
            font-style: italic;
            line-height: 22px;
            margin-bottom: 25px;
            font-family: 'Droid Serif', 'Helvetica Neue', Helvetica, Arial, sans-serif;
        }

        header.masthead .intro-text .intro-heading {
            font-size: 40px;
            font-weight: 700;
            line-height: 50px;
            margin-bottom: 25px;
            font-family: 'Montserrat', 'Helvetica Neue', Helvetica, Arial, sans-serif;
        }


#o-nas {
    color: var(--light-font-color);
    background-image: url("../img/backgrounds/o_nas_bg.jpg");
}


#o-nas-body {
    padding: 10vw;
    padding-top: 5vw;
    padding-bottom: 10vh;
    text-align: justify;
}

#o-nas-lista {
    padding-top: 50px;
}

.carousel-control-next {
    background: linear-gradient(to right, rgba(0,0,0,0), rgba(0,0,0,3));
}

.carousel-control-prev {
    background: linear-gradient(to left, rgba(0,0,0,0), rgba(0,0,0,3));
}


#carousel1 {
    margin: auto;
    margin-top: 5vh;
    margin-bottom: 10vh;
    width: 80vw;
    overflow: hidden;
}

.carousel-item {
    width: 80vw;

}

.carousel-item>img {
}

#kontakt {
    background-image: url("../img/backgrounds/kontakt.jpg");
}

#kontakt-body {
    padding: 10vw;
    padding-top: 10vh;
}

.contact-card {
    position: relative;
    width: 250px;
    margin: 0 auto; 
}

    .contact-card .content {
        position: absolute;
        bottom: 0; 
        background: rgba(0, 0, 0, 0.5); 
        color: var(--light-font-color); 
        width: 100%; 
        padding: 5px;
    }

        .contact-card .content h2 {
            font-size:24px;
        }

        .contact-card .content p {
            line-height: 0.5;
        }

.smocked {
    background-color: rgba(0,0,0,0.5);
    min-height:100vh;
}






@media (min-width: 768px) {
    header.masthead .intro-text {
        padding-top: 20vh;
        height: 100vh;
    }

        header.masthead .intro-text .intro-lead-in {
            font-size: 40px;
            font-style: italic;
            line-height: 40px;
            margin-bottom: 25px;
            font-family: 'Droid Serif', 'Helvetica Neue', Helvetica, Arial, sans-serif;
        }

        header.masthead .intro-text .intro-heading {
            font-size: 75px;
            font-weight: 700;
            line-height: 75px;
            margin-bottom: 50px;
            font-family: 'Montserrat', 'Helvetica Neue', Helvetica, Arial, sans-serif;
        }

    .card-list {
        padding-top: 50px;
        }
}

.card {
    font-size: 12px;
    width: 300px;
    background-color: var(--card-color);
    color: var(--light-font-color); 

    padding: 0px 20px 10px 20px;
    margin: 20px;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.5), 0 6px 20px 0 rgba(0, 0, 0, 0.3);
  }
  .card .card-content {
      opacity: 1;
  }
  
  .card .name {
    font-size: 24px;
    font-weight: bold;
  
    text-align: center;
  }
  .card .qr img{
    background-color: var(--light-font-color);
  }
  
  .card a {
    color: var(--light-font-color);
    text-decoration: none;
  }

  .unterlined {
    padding-bottom: 5px;
    border-bottom:solid;
    border-bottom-width: thin;
  }
  .contact-icon {
    width: 20px;
    text-align: center;
    padding: 0;
    margin-left: 10px;
  }
  .card-icon {
    padding: 0;
    text-align: center;
    margin: auto;
    margin-left: 10px;
  }
 
@media (min-width: 450px) {
    .main-card {
        width: 420px;
        }
}

footer {
    font-size: 14px;
    padding: 2px;
    color: #aaa;
    background-color: rgba(0,0,0,0.5);
    border-top: 1px solid rgba(255,255,255,0.2);
}

#map-body {
    padding: 0vw;
    padding-top: 60px;
}

/* Zmieniamy .gmap3 na #mapa */
#mapa {
    background-color: var(--accent-color);
    margin: auto;
    border: 1px dashed #C0C0C0; /* Poprawiłem zapis koloru, bo w Twoim kodzie był błąd w końcówce */
    width: 100vw;
    height: 100vh;
    z-index: 1; /* Ważne dla Leaflet, żeby mapa nie przykrywała menu */
}

/* Style dla logotypu i linków wewnątrz okienka (Popup) */
#mapa #map-logo {
    display: block;
    margin-bottom: 5px;
} 

#mapa a {
    font-size: 18px;
    font-weight: bold;
    text-decoration: none;
    color: rgb(114, 114, 114);
}

/* Cookie warning */
#cookie-warn{
    background-color: rgba(0,0,0,0.5);
    padding-top: 5px;
    padding-bottom: 30px;
    color: #e2e3e5;
    font-size: 10px;
    display: none;
    z-index: 99;
}
 
#cookie-warn a{
    color: #fff;
    text-transform: uppercase;
    padding-right: 20px;
}