*{
    margin:0;
    padding:0;
    font-family:arial;
}

#scroll-to-top{
    display:none;
    position:fixed;
    bottom:15px;
    right:15px;
    opacity:0.8;
    font-size: 50px;
    color: black;
}
#scroll-to-top:hover{
    opacity:1;
}

body{
    background-color:#f0f0f0;
}

.header{
    min-height:100vh;
    width:100%;
    background-image:linear-gradient(rgba(4,9,30,0.4),rgba(4,9,30,0.4)),url(./images/banner1.jpg);
    background-position:center;
    background-size:cover;
}

.nav{
    width: 100%;
    display:flex;
    padding: 10px 10px 10px 10px;
    justify-content:space-between;
    position: fixed;
    background-color: #26ade7;
    z-index: 1;
}

.menu{
    flex:1;
    text-align:right;
}

.menu ul li{
    list-style:none;
    display:inline-block;
    padding:8px 12px;
    position:relative;
}

.menu ul li a{
    color:white;
    text-decoration:none;
    font-size:13px;
    font-size: 16px;
}

.menu ul li a:hover{
    border-bottom:1px solid #26ade7;
    margin:auto;
    transition:1s;
}

a:active{
    text-decoration: none;
}

#hidemenu{
    padding-top: 20px;
    padding-bottom: 100vh;
}

.text-box{
    width:70%;
    color:white;
    position:absolute;
    top:50%;
    left:15%;
    text-align:center;
}
.text-box h1{
    font-size:50px;
}
.text-box p{
    margin:10px 0 40px;
    font-size:16px;
    color:white;
}

.nav .fa{
    display:none;
}

@media only screen and (max-width:700px){
.text-box h1{
    font-size:30px;
}
.text-box p{
    font-size:14px;
}
.menu ul li{
    display:block;
}
.menu{
    position:fixed;
    background:#26ade7;
    height:100vh;
    width:100%;
    top:0;
    right:-100%;
    text-align:center;
    z-index:2;
}
.nav .fa{
    display:block;
    color:white;
    margin:10px;
    font-size:22px;
    cursor:pointer;
}
.menu ul li{
    padding-top:30px;
}
.menu ul li a:hover{
    border-bottom:none;
}
}


.oferta, .jakosc{
    width:80%;
    margin:auto;
    text-align:center;
    padding:60px 0 0 0;
    clear: both;
}

h1{
    font-weight:600;
}

p{
    font-size:14px;
    font-weight:300;
    line-height:22px;
    padding:10px;
}

.pod-oferta{
    margin-top:30px;
    margin-left: -25px;
}

.pod-oferta-row{
    background:#c7d5d82f;
    border-radius:5px;
    margin-bottom:5%;
    padding:20px 12px;
    transition:0.5s;
    float: left;
    width: 100%;
    border: 1px solid rgb(206, 206, 206);
}

.pod-oferta-row:hover{
    box-shadow:0 0 30px 0px rgba(0,0,0,0.3);
}

.pod-oferta-img{
    border: 2px solid rgb(122, 122, 122);
    padding: 1px;
    box-shadow:0 0 30px 0px rgba(0,0,0,0.2);
    transition:0.5s;
}

.pod-oferta-img:hover, .pod-oferta-realizacje-img:hover{
    border: 2px solid #13b8ff;
    transition: 0.3s;
}

h3{
    text-align:center;
    font-weight:600;
    margin:10px 0;
}

.odnosnik_oferta{
    text-decoration: none;
    color: black;

}

.pod-oferta-realizacje{
    background:#c7d5d82f;
    border-radius: 2px;
    margin-left: 5%;
    margin-bottom:5%;
    padding: 20px;
    padding-top: 30px;
    transition:0.5s;
    float: left;
    width: 35%;
    border: 1px solid rgb(206, 206, 206);
}

.pod-oferta-realizacje:hover{
    box-shadow:0 0 30px 0px rgba(0,0,0,0.3);
}

.pod-oferta-realizacje-img{
    min-height:40vh;
    width:100%;
    background-image:linear-gradient(rgba(4,9,30,0.4),rgba(4,9,30,0.4)),url(./images/banner1.jpg);
    background-position:center;
    background-size:cover;
    border: 2px solid #656869;
}

.pod-oferta-realizacje-img{
    cursor:zoom-in;
}

.pod-jakosc{
    margin-top: 30px;
    font-size: 50px;
    transition: 0.5s;
}
.pod-jakosc-naglowek{
    font-size: 20px;
}

.quality:hover{
    color: #45c7ff;
    transition: 0.4s;
}

.my{
    width:100%;
    margin:auto;
    text-align:center;
    padding:60px 0 60px 0;
    clear: both;
    background-color: #e2ecee;
}

.myicons{
    font-size: 50px;
    color: #09b5ff;
}
.pod-my{
    margin-top: 30px;
    width: 80%;
    margin-left: auto;
    margin-right: auto;
}

.oferta-info{
    text-align:center;
    clear: both;
}

.oferta-rodzaj{
    width:80%;
    margin:auto;
    padding-top:80px;
    padding-bottom:50px;
}

.pod-oferta-rodzaj-blok{
    text-align: center;
}

.pod-oferta-rodzaj-col-left, .pod-oferta-rodzaj-col-right{
    width: 50%;
    float: left;
}


@media only screen and (max-width:410px){
    .pod-oferta-img{
        width: 80%;
    }
    .oferta{
        width: 60%;
        margin: 5;
    }
    }

@media only screen and (max-width:768px){
    .pod-oferta-realizacje{
        width: 85%;
    }
    }

@media only screen and (max-width:820px){
    .pod-oferta-rodzaj-col-left, .pod-oferta-rodzaj-col-right{
        width: 100%;
    }
    }

@media only screen and (min-width:820px){
    .pod-oferta-rodzaj-blok{
        height: 250px;
    }
    }

@media only screen and (min-width:992px){
    .pod-oferta-row{
        width: 40%;
        margin-left: 5%;
        height: 350px;
    }
    .pod-jakosc{
        float: left;
        width: 25%;
        padding: 20px 0 30px 0;
    }
    .pod-oferta-info-row{
        width: 50%;
        height: 200px;
        float: left;
    }
    }

@media only screen and (min-width:1400px){
    .pod-oferta-realizacje{
        width: 23%;
    }
    .pod-oferta-info-row{
        width: 33%;
        float: left;
    }
    .oferta-rodzaj{
        width: 50%;
        
    }
    }

@media only screen and (min-width:1850px){
.pod-oferta-row{
    width: 40%;
    margin-left: 5%;
    height: 300px;
}
.pod-oferta-realizacje{
    width: 25%;
    margin-left: 5%;
}
}

.zajawka{
    margin:100px auto;
    width:80%;
    background-image:linear-gradient(rgba(0,0,0,0.5),rgba(0,0,0,0.5)),url(./images/transakcja.jpg);
    background-position:center;
    background-size:cover;
    border-radius:10px;
    text-align:center;
    padding:100px 0;
    clear: both;
}

.zajawka h1{
    color:white;
    margin-bottom:40px;
    padding:0;
}

.zajawka-btn{
    display:inline-block;
    text-decoration:none;
    color:#45c7ff;
    border:1px solid #45c7ff;
    padding:12px 34px;
    font-size:13px;
    background:transparent;
    position:relative;
    cursor:pointer;
}
.zajawka-btn:hover{
    border:1px solid #45c7ff;
    background:#45c7ff;
    transition:1s;
    color:white;
}

@media only screen and (max-width:750px){
.zajawka h1{
    font-size:24px;
}
}

.footer{
    width:100%;
    text-align:center;
    padding:30px 0;
    background:#656869;
    color:white;
    clear: both;
}
.footer-col{
    justify-content:space-between;
    display:flex;
    margin-left:20px;
    margin-right:20px;
    font-size:14px;
    font-weight:300;
    line-height:22px;
    padding:10px;
}
.footer h4{
    margin-top:15px;
    margin-bottom:20px;
    font-weight:600;
}
.footer-left{
    width:50%;
}
.footer-right{
    width:50%;
}

.copy{
    font-size: 12px; 
    text-align: right; 
    padding-top: 30px; 
    margin-left: 80px;
    margin-right: 80px;
    border-top: 1px solid white;
}
@media only screen and (max-width:750px){
.footer-col{
    flex-direction:column;
}
.footer-left{
    width:100%;
}
.footer-right{
    width:100%;
}
}

.sub-header{
    height:50vh;
    width:100%;
    background-image:linear-gradient(rgba(4,9,30,0.7),rgba(4,9,30,0.7)),url(./images/salakonferencyjna1.jpg);
    background-position:center;
    background-size:cover;
    text-align:center;
    clear: both;
}
.sub-header h1{
    padding-top: 150px;
    color:white;
}

.onas{
    width:80%;
    margin:auto;
    padding-top:80px;
    padding-bottom:50px;
}
.pod-onas{
    margin-top:30px;
    display:flex;
    justify-content:space-between;
}
.pod-onas-col{
    flex-basis:48%;
    padding:30px 2px;
}
.pod-onas-col img{
    width:100%;
    border-radius:10px;
}
.pod-onas-col h1{
    padding-top:0;
}
.pod-onas-col p{
    padding-top:15px 0 25px;
}

@media only screen and (max-width:1000px){
.pod-onas{
    flex-direction:column;
}
}

.kontakt{
    width:80%;
    margin:auto;
    padding:80px 0;
}

.pod-kontakt{
    width:80%;
    margin-left: auto;
    margin-right: auto;
}

.pod-kontakt-col{
    float: left;
    width: 50%;
}

@media only screen and (max-width:1000px){
    .pod-kontakt-col{
        width: 100%;
    }
}

.pod-kontakt-col div{
    display:flex;
    align-items:center;
    margin-bottom:40px;
}

.pod-kontakt-col .fa{
    font-size:28px;
    color:#45c7ff;
    margin:10px;
    margin-right:30px;
}

.pod-kontakt-col p{
    padding:0;
}

.pod-kontakt-col h5{
    font-size:20px;
    margin-bottom:5px;
    color:#555;
    font-weight:400;
}

.tekst_kontakt a{
    text-decoration: none;
    color: #5ab6dd;
}