* {
  margin: 0;
  padding: 0;
  font-family: "Roboto", sans-serif;
  box-sizing: border-box;
  cursor: default;
}
.active {
  display: block;
}

/* nav  */
nav {
  background-color: transparent;
  color: white;
  padding: 0 10px;
  height: 200px;
  width: 100%;
  position: fixed;
  z-index: 1000;
  top: 0;
  left: 0;
  display: flex;
  transition: 0.6s;
}
nav .logo {
  width: 15%;
  height: 100%;
  margin-top: 20px;
  text-align: center;

  transition: 0.6s;
}
nav .logo img {
  width: 130px;
  height: 130px;
  transition: 0.6s;
}
nav .logo h1 {
  margin-top: 10px;
  font-size: 20px;
}
nav .logo a {
  color: white;
  text-decoration: none;
}
nav .menu {
  width: 80%;
  height: 100%;
  margin: 30px 0 0;
}
nav ul {
  list-style-type: none;
  display: flex;
  flex-direction: row;
  justify-content: end;
}

nav ul li a {
  color: white;
  text-decoration: none;
  font-size: 30px;
  padding: 10px 30px;
  transition: 0.6s;
  display: block;
}
nav li:last-child {
  padding-right: 0px;
}

/* banner */

.banner {
  width: 100%;
  height: 100vh;
  position: relative;
  overflow: hidden;
}
.banner img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  background-color: black;
  object-fit: cover;
  object-position: 50% 20%;
  overflow: hidden;
}

.start .shadow {
  z-index: 1;
  width: 100%;
  height: 100%;
  position: absolute;
  background-color: black;
  opacity: 0.4;
}
.start .banner-text {
  z-index: 1;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: black;
  width: 60%;
}
.start .banner-text h1 {
  z-index: 1;
  color: white;
  font-size: 60px;
  font-weight: 300;
}
.start .banner-text h2 {
  z-index: 1;
  font-size: 30px;
  color: white;
  margin-bottom: 70px;
  font-weight: 300;
}
.start .banner-text p {
  z-index: 1;
  color: white;
  font-size: 25px;
  margin-bottom: 20px;
}

.banner .aboutUs {
  background-image: linear-gradient(
      to bottom,
      rgba(0, 0, 0, 0.4),
      rgba(0, 0, 0, 0.4)
    ),
    url(img/img1.jpg);
  background-size: cover;
  background-position: 50% 50%;
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.aboutUs h1 {
  width: 70%;
  text-align: left;
  color: white;
  font-size: 60px;
  font-weight: 300;
  margin-bottom: 50px;
}
.aboutUs h1 span {
  display: block;
  border-bottom: 1px solid white;
  margin-top: 10px;
  width: 40%;
}
.aboutUs p {
  text-align: left;
  width: 70%;
  color: white;
  font-size: 26px;
  font-weight: 300;
}

.Offert {
  background-image: linear-gradient(
      to bottom,
      rgba(0, 0, 0, 0.5),
      rgba(0, 0, 0, 0.5)
    ),
    url(img/img3.jpg);
  background-size: cover;
  background-position: 50% 50%;
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.Offert h1 {
  width: 70%;
  text-align: left;
  color: white;
  font-size: 60px;
  font-weight: 300;
  margin-bottom: 50px;
}
.Offert h1 span {
  display: block;
  border-bottom: 1px solid white;
  margin-top: 10px;
  width: 40%;
}
.Offert p {
  text-align: left;
  width: 70%;
  color: white;
  font-size: 26px;
  font-weight: 300;
  padding-bottom: 30px;
}

.team {
  background-image: linear-gradient(
      to bottom,
      rgba(0, 0, 0, 0.5),
      rgba(0, 0, 0, 0.5)
    ),
    url(img/img2.jpg);
  background-size: cover;
  background-position: 50% 50%;
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.team h1 {
  width: 70%;
  text-align: left;
  color: white;
  font-size: 60px;
  font-weight: 300;
  margin-bottom: 50px;
}
.team h1 span {
  display: block;
  border-bottom: 1px solid white;
  margin-top: 10px;
  width: 40%;
}
.team p {
  text-align: left;
  width: 70%;
  color: white;
  font-size: 26px;
  font-weight: 300;
  padding-bottom: 30px;
}

.partners {
  background-image: linear-gradient(
      to bottom,
      rgba(0, 0, 0, 0.5),
      rgba(0, 0, 0, 0.5)
    ),
    url(img/img4.jpg);
  background-size: cover;
  background-position: 50% 50%;
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.partners h1 {
  width: 70%;
  text-align: left;
  color: white;
  font-size: 60px;
  font-weight: 300;
  margin-bottom: 50px;
}
.partners h1 span {
  display: block;
  border-bottom: 1px solid white;
  margin-top: 10px;
  width: 40%;
}
.partners p {
  text-align: left;
  width: 70%;
  color: white;
  font-size: 26px;
  font-weight: 300;
  padding-bottom: 30px;
}

/* o nas */

.why-us {
  background-image: url(img/london_bg.jpg);
  background-size: cover;
  background-position: 10% 12%;

  height: max-content;
  color: black;
  padding-bottom: 150px;
}
.why-us h1 {
  padding: 50px 0;
  font-size: 80px;
  text-align: center;
}
.why-us-container {
  width: 70%;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  background-color: transparent;
}
.why-us-item {
  flex-basis: 45%;
  height: 100%;
  justify-content: space-around;
  margin-right: 0;
  margin-top: 20px;
  box-shadow: 10px 10px 10px 0px rgba(0, 0, 0, 0.1);
  border-radius: 20px;
}
.why-us-item:nth-child(odd) {
  margin-right: 10%;
}
.why-us-item h2 {
  font-size: 40px;
  background-color: #007bff;
  padding: 10px 20px;
  width: 100%;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
}
.why-us-item p {
  font-size: 20px;
  padding-bottom: 20px;
  background-color: white;
  padding: 20px 20px 20px 40px;
  border-bottom-left-radius: 10px;
  border-bottom-right-radius: 10px;
}

/* info */
.info {
  width: 100%;
  margin-bottom: 100px;
}
.info h1 {
  text-align: center;
  font-size: 80px;
  margin-bottom: 50px;
}
.info-container {
  width: 70%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
}
.info-container .info-flex {
  flex-basis: 45%;
}
.info-item h2 {
  padding: 10px 0;
}
.info-item p {
  margin-left: 20px;
  margin-top: 5px;
}
.info-item p a {
  color: black;
  cursor: pointer;
}

/* kontakt */

main {
  background-color: #f9f9f9;
  color: #fff;
  padding: 200px 0;
  text-align: center;
}

main .tekst {
  width: 100%;
  text-align: center;
  padding: 20px 0;
  background-color: #007bff;
  color: white;
}

.container {
  width: 100%;
  max-width: 800px;
  margin: 20px auto;
  padding: 20px;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  color: #007bff;
  margin-top: 150px;
  margin-left: 50px;
}

.container > p {
  color: #333;
}

table {
  width: 100%;
  margin-top: 20px;
  border-collapse: collapse;
}
th,
td {
  padding: 12px;
  border-bottom: 1px solid #ddd;
  border-top: 1px solid #ddd;
  text-align: left;
  color: #333;
}
th {
  background-color: #f2f2f2;
  color: #333;
}

.burger {
  z-index: 1000;
  position: absolute;
  display: none;
  left: 35px;
  top: 30px;
}
.burger img {
  width: 30px;
  height: 30px;
}

/* stopka */

footer {
  text-align: center;
  padding: 20px 0;
  background-image: url("img/stopka-tlo.jpg");
  background-size: cover;
  color: #fff;
  background-position: fill;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  color: white;
}

.social-icons {
  margin-bottom: 20px;
}

.social-icons a {
  margin: 0 10px;
}

.social-icons img {
  width: 40px;
  height: 40px;
  transition: transform 0.3s ease;
  background-color: transparent;
}

.social-icons img:hover {
  transform: scale(1.2);
}

@media (max-width: 1347px) {
  nav .logo img {
    width: 80px;
    height: 80px;
  }
  nav .logo h1 {
    margin-top: 10px;
    font-size: 15px;
  }
  nav .menu {
    width: 100%;
  }
  nav ul li a {
    font-size: 20px;
    padding: 10px 15px;
    color: white;
  }
  /* banner */
  .banner .banner-text {
    width: 80%;
  }
  .banner .banner-text h1 {
    font-size: 40px;
  }
  .banner .banner-text p {
    font-size: 20px;
  }
  .info-container {
    width: 90%;
  }
}

@media (max-width: 1000px) {
  nav {
    height: 90px;
  }
  nav .logo {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translate(-50%);
  }
  nav .logo img {
    width: 70px;
    height: 70px;
    transition: 0.6s;
  }
  nav .logo h1 {
    display: block;
  }
  nav .menu {
    width: 10%;
    height: 100%;
    position: relative;
  }
  nav ul {
    position: absolute;
    top: 40px;
    left: -12px;
    right: calc(100% - 170px);
    width: 50vw;
    flex-direction: column;
    background-color: white;
    display: none;
    padding-bottom: 100px;
  }
  nav ul li {
    padding-right: 0px;
    border-bottom: 1px solid black;
    margin: 0 30px;
  }
  nav ul li a {
    font-size: 20px;
    display: block;
    color: black;
  }
  .burger {
    display: block;
  }
  .info-container {
    flex-direction: column;
  }
}
@media (max-width: 600px) {
  nav {
    height: 90px;
  }
  nav .logo {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translate(-50%);
  }
  nav .logo img {
    width: 70px;
    height: 70px;
    transition: 0.6s;
  }
  nav .logo h1 {
    display: none;
  }
  nav .menu {
    width: 10%;
    height: 100%;
    position: relative;
  }
  nav ul {
    position: absolute;
    top: 40px;
    left: -12px;
    right: calc(100% - 170px);
    width: 100vw;
    height: 100vh;
    flex-direction: column;
    background-color: white;
    display: none;
  }
  nav ul li {
    margin-left: 5%;
    padding-right: 0px;
    border-bottom: 1px solid black;
    width: 90%;
  }
  nav ul li a {
    font-size: 20px;
    display: block;
    color: black;
  }
  .banner .banner-text {
    width: 90%;
  }
  .banner .banner-text h1 {
    font-size: 30px;
  }
  .banner .banner-text h2 {
    font-size: 15px;
    margin-bottom: 30px;
  }
  .banner .banner-text p {
    font-size: 12px;
  }
  /* .banner img {
    height: auto;
  } */
  .aboutUs h1 {
    font-size: 30px;
  }
  .aboutUs h1 span {
    display: block;
    border-bottom: 1px solid white;
    margin-top: 10px;
    width: 40%;
  }
  .aboutUs p {
    font-size: 12px;
  }
  .Offert h1 {
    font-size: 30px;
  }
  .Offert h1 span {
    display: block;
    border-bottom: 1px solid white;
    margin-top: 10px;
    width: 40%;
  }
  .Offert p {
    font-size: 12px;
  }

  .team h1 {
    font-size: 30px;
  }
  .team h1 span {
    display: block;
    border-bottom: 1px solid white;
    margin-top: 10px;
    width: 40%;
  }
  .team p {
    font-size: 12px;
  }

  .partners h1 {
    font-size: 30px;
  }
  .partners h1 span {
    display: block;
    border-bottom: 1px solid white;
    margin-top: 10px;
    width: 40%;
  }
  .partners p {
    font-size: 12px;
  }
  .why-us-container {
    width: 100%;
  }
  .why-us-container {
    justify-content: center;
  }
  .why-us-item {
    flex-basis: 95%;
  }
  .why-us h1 {
    font-size: 50px;
  }
  .why-us-item:nth-child(odd) {
    margin-right: 0;
  }
  .burger {
    display: block;
  }
  main .tekst h1 {
    font-size: 25px;
  }
  main .tekst p {
    font-size: 14px;
  }
  .container {
    width: 80%;
    max-width: 100%;
    margin: 20px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    color: #007bff;
    margin-top: 150px;
    overflow: hidden;
  }
  .container h1 {
    font-size: 25px;
  }
  .container p {
    font-size: 16px;
    padding-top: 5px;
  }
  table {
    overflow: hidden;
  }
  th,
  td {
    padding: 12px;
    border-bottom: 1px solid #ddd;
    border-top: 1px solid #ddd;
    text-align: left;
    color: #333;
    font-size: 10px;
  }
  .info-container {
    flex-direction: column;
    width: 90%;
  }
  .info h1 {
    font-size: 50px;
  }
  .info-item h2 {
    font-size: 20px;
  }
  .info-item p {
    font-size: 12px;
    overflow: hidden;
    margin-left: 0px;
  }

  .info-item iframe {
    width: 300px;
    height: 200px;
    overflow: hidden;
  }
}