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

body {
  font-family: 'Arial', sans-serif;
  background-color: #111;
  color: #eee;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 50px;
  background-color: #111;
  flex-wrap: wrap;
}

.logo img {
  height: 150px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
  justify-content: center;
}

nav ul li a {
  text-decoration: none;
  color: #00aaff;
  font-weight: bold;
}

.login-btn {
  border: 1px solid #00aaff;
  padding: 8px 20px;
  border-radius: 5px;
  color: #00aaff;
  text-decoration: none;
  transition: background-color 0.3s;
}

.login-btn:hover {
  background-color: #00aaff;
  color: #111;
}

main {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 50px;
  background-color: #111;
  flex-wrap: wrap;
}

.text-section {
  max-width: 50%;
}

.text-section h1 {
  font-size: 48px;
  margin-bottom: 20px;
  line-height: 1.2;
}

.highlight {
  color: #007bff;
  font-weight: bold;
  font-style: italic;
}

.text-section p {
  font-size: 16px;
  color: #ccc;
  line-height: 1.6;
}

.image-section img {
  max-width: 450px;
  height: auto;
  border-radius: 10px;
}

@media (max-width: 768px) {
  header {
      flex-direction: column;
      align-items: center;
      padding: 20px;
  }

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

  main {
      flex-direction: column;
      text-align: center;
      padding: 20px;
  }

  .text-section {
      max-width: 100%;
  }

  .text-section h1 {
      font-size: 32px;
  }

  .image-section img {
      max-width: 100%;
  }
}

@media (max-width: 480px) {
  .text-section h1 {
      font-size: 26px;
  }

  .text-section p {
      font-size: 14px;
  }

  .login-btn {
      padding: 6px 12px;
      font-size: 14px;
  }
}