* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

body {
  font-family: 'Montserrat', sans-serif;
  background-color: white;
  color: #080808;
  line-height: 1.5;
}

header nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: 20px 5%;
  background-color: black;
  border-radius: 20px;
  margin: 10px auto;
  max-width: 1200px;
}

.logo {
  width: 50px;
  height: 50px;
  background-color: black;
  border-radius: 5px;
  cursor: pointer;
}

.heading {
  color: white;
  font-size: 5vw;
  margin: 10px;
}

.nav__links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.nav__links li a {
  color: white;
  text-decoration: none;
  padding: 10px 15px;
  transition: color 0.3s ease;
  background-color: black;
}

.nav__links li a:hover {
  color: aquamarine;
}

button {
  background-color: rgba(0, 136, 169, 1);
  color: white;
  padding: 10px 20px;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: rgba(0, 136, 169, 0.8);
}

form {
  background-color: lightgray;
  border-radius: 20px;
  padding: 20px;
  margin: 30px auto;
  max-width: 600px;
  text-align: center;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
  transition: box-shadow 0.3s ease;
}

form:hover {
  box-shadow: 10px 10px 10px rgba(128, 128, 128, 0.3);
}

.Kontakt {
  font-family: "Raleway", sans-serif;
  font-size: 32px;
  font-weight: 500;
  text-transform: uppercase;
  margin-bottom: 20px;
  position: relative;
}

.Kontakt::before {
  content: "";
  display: block;
  width: 28px;
  height: 4px;
  background: black;
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%);
}

.Kontakt::after {
  content: "";
  display: block;
  width: 100px;
  height: 1px;
  background: black;
  margin: 20px auto 0;
}

input,
textarea {
  width: 90%;
  max-width: 500px;
  margin: 10px auto;
  padding: 10px;
  border: none;
  border-radius: 10px;
  font-size: 16px;
  font-family: inherit;
  display: block;
}

textarea {
  height: 150px;
  resize: vertical;
}

input:focus,
textarea:focus {
  outline: 2px solid rgba(0, 136, 169, 0.8);
}

input::placeholder,
textarea::placeholder {
  opacity: 0.6;
  font-style: italic;
}

input[type="submit"] {
  background-color: rgba(0, 136, 169, 1);
  color: white;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s ease, box-shadow 0.2s ease;
}

input[type="submit"]:hover {
  background-color: rgba(0, 136, 169, 0.9);
  box-shadow: 0 0 10px rgba(0, 136, 169, 0.4);
}

input[type="submit"]:active {
  background-color: white;
  color: rgba(0, 136, 169, 1);
  border: 1px solid rgba(0, 136, 169, 1);
  box-shadow: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.footer {
  background-color: #000;
  padding: 20px 5%;
  text-align: center;
  font-family: "Montserrat", sans-serif;
  font-size: 14px;
  margin-top: 50px;
  border-top: 3px solid #0088a9;
  animation: fadeInUp 1s ease-in-out;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: black;
  background-color: black;
}

.footer a {
  color: #00bcd4;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer a:hover {
  color: #1de9b6;
}

@media (max-width: 768px) {
  .nav__links {
    flex-direction: column;
    align-items: center;
    width: 100%;
    margin-top: 10px;
  }

  .nav__links li {
    width: 100%;
    text-align: center;
  }

  .heading {
    font-size: 24px;
  }

  header nav {
    flex-direction: column;
    gap: 10px;
  }

  button {
    margin-top: 10px;
  }

  form {
    width: 90%;
    padding: 15px;
  }

  input,
  textarea {
    font-size: 14px;
  }
}