@import url('https://waps.l3s.uni-hannover.de/live/cs_/https://fonts.googleapis.com/css2?family=Poppins:wght@400;500&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

.navbar {
  position: fixed;
  top: 0;
  width: 100vw;
  height: 70px;
  background-color: #11101b;
  color: #fefefe;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.left-navbar,
.hamburger {
  width: 75%;
  height: 100%;
  display: flex;
}

.heading {
  width: 20%;
  font-size: 1.8em;
  padding: 0px 20px;
  margin-bottom: 5px;
  cursor: pointer;
}

ul {
  height: 100%;
  display: flex;
  align-items: center;
  list-style-type: none;
}

li {
  font-size: 1.1em;
  cursor: pointer;
  padding: 20px;
}

ul:nth-child(5) {
  width: 100vw;
  display: flex;
  justify-content: center;
  align-items: center;
}

.searchBox {
  width: 30vw;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  margin-left: 10vw;
}

.searchBox input[type="text"] {
  width: 70%;
  border: none;
  outline: none;
  border-radius: 4px;
  padding: 10px 5px;
  margin-right: 5px;
}

.searchBox input[type="submit"] {
  min-width: 100px;
  padding: 8px 12px;
  border-radius: 4px;
  margin-right: 5px;
}

.hamburger {
  display: none;
}

.hamburger-icon {
  display: none;
  cursor: pointer;
}

.bar1,
.bar2,
.bar3 {
  width: 30px;
  height: 3px;
  background-color: white;
  margin: 6px 0;
}

.change .bar1 {
  transform: translate(0, 8px) rotate(-45deg);
  -webkit-transform: translate(0, 8px) rotate(-45deg);
  -moz-transform: translate(0, 8px) rotate(-45deg);
  -ms-transform: translate(0, 8px) rotate(-45deg);
  -o-transform: translate(0, 8px) rotate(-45deg);
}

.change .bar2 {
  opacity: 0;
}

.change .bar3 {
  transform: translate(0, -11px) rotate(45deg);
}

@media only screen and (max-width: 1340px) {
  .searchBox {
    margin-left: 5vw;
  }
}
@media only screen and (max-width: 1160px) {
  .searchBox {
    margin-left: 4vw;
  }
  .left-navbar {
    width: 90%;
  }
}

@media only screen and (max-width: 1060px) {
  .searchBox {
    margin-left: 2vw;
  }
  .searchBox input[type="submit"] {
    min-width: 60px;
  }

  li,
  li:hover {
    padding: 13px;
  }
}

@media only screen and (max-width: 800px) {
  .left-navbar {
    display: none;
    transition: 0.5s;
  }
  .hamburger {
    display: flex;
    justify-content: end;
    align-items: center;
    margin-right: 20px;
  }

  .hamburger-icon {
    display: inline-block;
  }

  .left-navbar {
    flex-direction: column;
    position: absolute;
    top: 70px;
    width: 100vw;
  }

  .left-navbar.active {
    display: flex;
  }

  .left-navbar li {
    width: 100vw;
    background-color: #11101b;
    color: #fefefe;
    text-align: center;
  }
  .left-navbar ul {
    flex-direction: column;
  }

  .searchBox {
    width: 100vw;
    display: flex;
    justify-content: center;
    margin-left: 0px;
    margin-right: 0px;
  }
}