body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  background-color: black;
  color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
}

header h1 {
  font-size: 30px;
  margin: 0;
}

header a {
  color: white;
  text-decoration: none;
}

form {
  max-width: 600px;
  margin: 0 auto;
  padding: 20px;
  border: 1px solid #ccc;
  border-radius: 5px;
}

form label {
  display: block;
  margin-bottom: 10px;
  font-weight: bold;
}

form input[type="text"],
form input[type="email"] {
  width: 100%;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
  margin-bottom: 20px;
}

form input[type="submit"] {
  background-color: black;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

form input[type="submit"]:hover {
  background-color: #333;
}

@media (max-width: 768px) {
  header {
    flex-direction: column;
  }

  header h1 {
    font-size: 24px;
    margin-bottom: 20px;
  }
}

@media (max-width: 576px) {
  form {
    padding: 10px;
  }

  form input[type="text"],
  form input[type="email"] {
    margin-bottom: 10px;
  }

  form input[type="submit"] {
    padding: 8px 16px;
  }
}