body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
  height: 100%;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  background: #333;
  color: #fff;
  padding: 1rem;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1rem;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
}

main {
  padding: 2rem;
  flex: 1;
}

footer {
  background: #222;
  color: #fff;
  text-align: center;
  padding: 1rem;
  position: sticky;
  bottom: 0;
  width: 100%;
}
/* Adding the toggle dark mode*/
:root {
  --bg-color: #fff;
  --text-color: #000;
  --header-bg: #333;
  --footer-bg: #222;
}

body {
  background: var(--bg-color);
  color: var(--text-color);
}

header {
  background: var(--header-bg);
}

footer {
  background: var(--footer-bg);
}

/* Dark theme variables */
body.dark {
  --bg-color: #121212;
  --text-color: #eee;
  --header-bg: #000;
  --footer-bg: #111;
}