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

body {
  font-family: sans-serif;
  color: #ffffff;
  background-color: #66ccff;
}

header {
  text-align: center;
  padding: 20px 0;
}

h1 {
  font-size: 2em;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #ffffff;
}

nav {
  display: flex;
  justify-content: center;
}

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

nav li {
  margin: 0 10px;
}

nav a {
  text-decoration: none;
  color: #ffffff;
  font-size: 1.2em;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: all 0.3s ease;
}

nav a:hover {
  color: #cccccc;
}

main {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}

h2 {
  font-size: 1.5em;
  color: #ffffff;
  margin-bottom: 20px;
}

p {
  font-size: 1.2em;
  line-height: 1.5;
  color: #ffffff;
}

footer {
  text-align: center;
  padding: 20px 0;
}