*{
    margin: 0;
    padding: 0;
    font-family: 'Kanit', sans-serif;
}
.header
{
min-height: 100vh;
width: 100%;
background-image: linear-gradient(rgba(4,15,20,0.93), rgba(14, 27, 54, 0.6)),url(images/merc.jpg);
background-position: center;
background-size: cover;
position: relative;
}
nav{
    display: flex;
    padding: 2% 6%;
    justify-content: space-between;
    align-items: center;
}
nav img{
    width: 150px;
}
.nav-links{
    flex: 1;
    text-align: right;
}
.nav-links ul li{
    list-style: none;
    display: inline-block;
    padding: 8px 12px;
    position: relative;
}
.nav-links ul li a{
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    
}
.nav-links ul li::after{
    content: '';
    width: 0%;
    height: 2px;
    background: lightblue;
    display: block;
    margin: auto;
    transition: 0.4s;
}
.nav-links ul li:hover::after{
    width: 100%;  
}
.text-box{
    width: 90%;
    color: #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    text-align: center;
}
.text-box h1{
    font-size: 50px;
}
.text-box p{
    margin: 10px 0 40px;
    font-size:14px;
    color: #fff;
}
.dowiedz{
    display: inline-block;
    text-decoration: none;
    color: #fff;
    border: 1px solid #fff;
    padding: 12px 34px;
    font-size: 13px;
    background: transparent;
    position: relative;
    cursor: pointer;
}
nav .fa{
    display: none;
}
@media(max-width: 700px){
    .text-box h1{
        font-size: 20px;
    }
    .nav-links ul li{
        display: block;
    }
    .nav-links{
        position: fixed;
        background: #0286c4;
        height: 100vh;
        width: 200px;
        top: 0;
        right: -200px;
        text-align: left;
        z-index: 2;
    }
    nav .fa{
        display: block;
        color: #fff;
        margin: 10px;
        font-size: 22px;
        cursor: pointer;
    }
    .nav-links ul{
        padding: 30px;
    }
}

.services{
    width: 80%;
    margin: auto;
    text-align: center;
    padding-top: 100px;
}

p{
    color: #777;
    font-size: 14px;
    font-weight: 300;
    line-height: 22px;
    padding: 10px;
}
.row{
    margin-top: 5%;
    display: flex;
    justify-content: space-between;
}
.course-col{
    flex-basis: 31%;
    background: #fff3f3;
    border-radius: 10px;
    margin-bottom: 5%;
    padding: 20px 12px;
    box-sizing: border-box;
    transition: 0.1s;
}
h3{
    text-align: center;
    font-weight: 600;
    margin: 10px 0;
}
h5{
    text-align: center;
    font-weight: 600;
    margin-top: 40px;
    margin-bottom: 5px;
    font-size: 23px;
}
h6{
    text-align: center;
    font-weight: 500;
    margin-top: 5px;
    margin-bottom: 5px;
    font-size: 20px;
}
.course-col:hover{
    box-shadow: 0 0 20px 0px rgba(0,0,0,0.2);
}
@media(max-width: 700px){
    .row{
        flex-direction: column;
    }
}
.sprzet2{
    width: 50%;
    margin: auto;
    text-align: center;
    padding-top: 50;
}
.sprzet-col2{
    flex-basis: 100%;
    border-radius: 10px;
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
}
.sprzet-col2 img{
    width: 100%;
    display: block;
}
.sprzet1{
    width: 80%;
    margin: auto;
    text-align: center;
    padding-top: 50;
}
.sprzet-col1{
    flex-basis: 31%;
    border-radius: 10px;
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
}
.sprzet-col1 img{
    width: 100%;
    display: block;
}
.sprzet{
    width: 80%;
    margin: auto;
    text-align: center;
    padding-top: 50;
}
.sprzet-col{
    flex-basis: 48%;
    border-radius: 10px;
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
}
.sprzet-col img{
    width: 100%;
    display: block;
}
.layer{
    background: transparent;
    height: 100%;
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    transition: 0.4s;
}
.layer:hover{
    background: rgba(65, 192, 241, 0.7);
}
.layer h3{
    width: 100%;
    font-weight: 500;
    color:#fff;
    font-size: 23px;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    position: absolute;
    opacity: 0;
    transition: 0.4s;
}
.layer:hover h3{
    bottom: 49%;
    opacity: 1;
}
/*
.facilities{
    width: 80%;
    margin: auto;
    text-align: center;
    padding-top: 100px;

}
*/
.cta{
    margin:100px auto;
    width: 80%;
    background-image: linear-gradient(rgba(0,0,0,0.7),rgba(0,0,0,0.7)),url(images/balon.jpg);
    background-position: center;
    background-size: cover;
    border-radius: 10px;
    text-align: center;
    padding: 100px 0;
}
.cta h1{
    color:#fff;
    margin-bottom: 40px;
    padding: 0;
}
@media(max-width: 700px){
    .cta h1{
        font-size: 24px;
    }
}
.footer{
    width: 100;
    text-align: center;
    padding: 30px 0;
}
.footer h4{
    margin-bottom: 25px;
    margin-top: 20px;
    font-weight: 600;
}
.icons .fa{
    color: orangered;
    margin: 0 13px;
    cursor: pointer;
    padding: 20px 0;
    font-size: 20px;
}
.sub-header{
    height: 50vh;
    width: 100%;
    background-image: linear-gradient(rgba(4,9,30,0.7),rgba(4,9,39,0.7)),url(images/tykocindron.jpg);
    background-position: center;
    background-size: cover;
    text-align: center;
    color:#777;
}
.sub-header1{
    height: 50vh;
    width: 100%;
    background-image: linear-gradient(rgba(4,9,30,0.7),rgba(4,9,39,0.7)),url(images/panorama.JPG);
    background-position: center;
    background-size: cover;
    text-align: center;
    color:#777;
}
.sub-header h1{
color:#fff;
}
.sub-header1 h1{
    color:#fff;
}
.galeria iframe{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;


}
.pp{
    margin-top: 50px;
    text-align: center;
}
p1{
    margin-top: 40px;
    color: #777;
    font-size: 15px;
    font-weight: 400;
    line-height: 22px;
    padding: 10px;
    position: center;
}
.vimeo {
    position: relative;
    padding-bottom: 35%;
    padding-top: 2.2%;
    height: 0;
}
.vimeo iframe{
    position: absolute;
    top: 0;
    left: 20%;
    width: 60%;
}
.mojeimg{
    position: relative;
    top: 0;
    left: 20%;
    width: 60%;
}
.location{
    width: 80%;
    margin: auto;
    padding: 80px 0;
}
.location iframe{
    width: 100%;
}
.contact-us{
    width: 80%;
    margin: auto;
}
.contact-col{
    flex-basis: 48%;
    margin-bottom: 30px;
}
.contact-col div{
    display: flex;
    align-items: center;
    margin-bottom: 40px;
}
.contact-col div .fa{
    font-size:28px;
    margin: 10px;
    margin-right:30px;
}
.contact-col div p{
    padding: 0;
}
.contact-col div h7{
    font-size: 20px;
    margin-bottom: 5px;
    font-weight: 400;
}
.contact-col input, .contact-col textarea{
    width: 100%;
    padding: 15px;
    margin-bottom: 17px;
    outline: none;
    border: 1px solid #ccc;
    box-sizing: border-box;
}

.button-4 {
  appearance: none;
  background-color: #FAFBFC;
  border: 1px solid rgba(27, 31, 35, 0.15);
  box-shadow: rgba(27, 31, 35, 0.04) 0 1px 0, rgba(255, 255, 255, 0.25) 0 1px 0 inset;
  box-sizing: border-box;
  color: #24292E;
  cursor: pointer;
  display: inline-block;
  font-family: -apple-system, system-ui, "Segoe UI", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  font-size: 14px;
  font-weight: 500;
  line-height: 20px;
  list-style: none;
  padding: 6px 16px;
  position: relative;
  transition: background-color 0.2s cubic-bezier(0.3, 0, 0.5, 1);
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
  vertical-align: middle;
  white-space: nowrap;
  word-wrap: break-word;
}

.button-4:hover {
  background-color: #F3F4F6;
  text-decoration: none;
  transition-duration: 0.1s;
}

.button-4:disabled {
  background-color: #FAFBFC;
  border-color: rgba(27, 31, 35, 0.15);
  color: #959DA5;
  cursor: default;
}

.button-4:active {
  background-color: #EDEFF2;
  box-shadow: rgba(225, 228, 232, 0.2) 0 1px 0 inset;
  transition: none 0s;
}

.button-4:focus {
  outline: 1px transparent;
}

.button-4:before {
  display: none;
}

.button-4:-webkit-details-marker {
  display: none;
}

.Gallery img:hover{
    cursor: pointer;
    filter: brightness(80%);
}
#FullImageView {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,.9);
    text-align: center;
    justify-content: center;
}
#FullImage{
    justify-content: center;
  align-items: center;
  margin: auto;
    max-width: 100%;
    max-height: 100%;
}
#CloseButton {
    position: fixed;
    top: 12px;
    right: 12px;
    font-size: 2rem;
    color: white;
    cursor: pointer;
}
.logo h1{
    color: white;
}