/* Basic Styles */
body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}

header, main, footer {
  padding: 20px;
}

h1, h2, h3 {
  margin: 10px 0;
}

ul {
  list-style: none;
  padding: 0;
}

li {
  margin: 5px 0;
}

a {
  text-decoration: none;
  color: #000;
}

/* Responsive Styles */

@media screen and (min-width: 1200px) {
  /* Styles for larger screens */
  header {
    display: flex;
    justify-content: space-between;
  }

  nav ul {
    display: flex;
    gap: 20px;
  }
}

@media screen and (max-width: 1200px) {
  /* Styles for medium screens */
  header, nav {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  nav ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 0;
  }
}

@media screen and (max-width: 480px) {
  /* Styles for small screens */
  h1, h2, h3 {
    font-size: 1.2em;
  }
}