body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #f4f4f4;
}

header {
  background-color: #c3bdbd;
  color: white;
  padding: 5px;
  text-align: center;
}

nav ul {
  list-style-type: none;
  padding: 0;
  background-color: #444;
  display: flex;
  justify-content: center;
  margin: 0;
}

nav ul li {
  margin: 0 15px;
}

nav ul li a {
  text-decoration: none;
  color: white;
  padding: 10px 15px;
  display: block;
}

nav ul li a:hover {
  background-color: #666;
}

main {
  padding: 50px;
  text-align: center;
}

footer {
  background-color: #c3bdbd;
  color: rgb(6, 6, 6);
  text-align: center;
  padding: 5px;
  position: flex;
  width: 100%;
  bottom: 0;
}