.burger-menu {
  display: none;
  cursor: pointer;
  width: 50px;
  height: 50px;
  position: relative;
}
.burger-menu span {
  height: 4px;
  width: 100%;
  background-color: #000;
  display: block;
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  -webkit-transition: 0.3s ease;
  transition: 0.3s ease;
}
.burger-menu span:nth-child(1) {
  top: 25%;
}
.burger-menu span:nth-child(2) {
  top: 75%;
}

.burger-menu.active span:nth-child(1) {
  top: 50%;
  -webkit-transform: translate(-50%, -50%) rotate(45deg);
          transform: translate(-50%, -50%) rotate(45deg);
}
.burger-menu.active span:nth-child(3) {
  opacity: 0;
}
.burger-menu.active span:nth-child(2) {
  top: 50%;
  -webkit-transform: translate(-50%, 50%) rotate(-45deg);
          transform: translate(-50%, 50%) rotate(-45deg);
}

@media (max-width: 1080px) {
  .burger-menu {
    display: block;
  }
  .nav-links {
    display: none;
    -webkit-transition: -webkit-transform 0.3s ease-in-out;
    transition: -webkit-transform 0.3s ease-in-out;
    transition: transform 0.3s ease-in-out;
    transition: transform 0.3s ease-in-out, -webkit-transform 0.3s ease-in-out;
    -webkit-transform: translateY(-100%);
            transform: translateY(-100%);
  }
  .nav-links ul li::after {
    content: none;
  }
}
nav {
  z-index: 10;
  width: 100%;
  position: fixed;
  top: 0;
  background-color: #fff;
  height: 130px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding-left: 161px;
  padding-right: 161px;
}
nav .blok-1 {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 22px;
}
nav select {
  border: 0;
  cursor: pointer;
}
nav ul {
  font-weight: 500;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 20px;
}
nav ul li {
  position: relative;
  cursor: pointer;
}
nav ul li:hover::after {
  background-color: #000;
  width: 100%;
}
nav img {
  width: 120px;
}
nav .tel {
  font-weight: 700;
  font-size: 20px;
}

.nav-links.show {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  background-color: #fff;
  position: absolute;
  top: 130px;
  left: 0;
  width: 100%;
  padding: 20px;
  -webkit-box-shadow: 0px 2px 5px rgba(0, 0, 0, 0.1);
          box-shadow: 0px 2px 5px rgba(0, 0, 0, 0.1);
  -webkit-transform: translateY(0);
          transform: translateY(0);
  -webkit-transition: -webkit-transform 0.3s ease-in-out;
  transition: -webkit-transform 0.3s ease-in-out;
  transition: transform 0.3s ease-in-out;
  transition: transform 0.3s ease-in-out, -webkit-transform 0.3s ease-in-out;
}
.nav-links.show li {
  margin-bottom: 10px;
}

@media (min-width: 1080px) {
  nav ul li::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2px;
    height: 1.5px;
    background-color: transparent;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease;
    width: 0px;
  }
  nav ul li:hover::after {
    background-color: #000;
    width: 100%;
  }
}
@media (max-width: 1080px) {
  nav {
    padding-left: 80px;
    padding-right: 80px;
  }
  nav ul li {
    font-size: 15px;
  }
  nav img {
    width: 120px;
  }
  nav .tel {
    font-size: 19px;
  }
}
@media (max-width: 550px) {
  nav {
    padding-left: 30px;
    padding-right: 30px;
  }
  nav .tel {
    font-size: 16px;
  }
  nav img {
    width: 90px;
  }
  .burger-menu {
    height: 40px;
    width: 40px;
  }
}
@media (max-width: 380px) {
  nav {
    padding-left: 15px;
    padding-right: 15px;
    font-size: 14px;
  }
}