body {
  font-family: Arial, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: #333;
  margin: 0;
  padding: 0;
  background-color: #f2f2f2;
}

h1 {
  font-size: 32px;
  margin: 50px 0 25px;
  color: #333;
  text-align: center;
}

h2 {
  font-size: 24px;
  margin: 40px 0 15px;
  color: #007aff;
}

p {
  margin: 0 0 20px;
}

a {
  color: #007aff;
  text-decoration: none;
}

nav {
  background-color: #fff;
  box-shadow: 0 1px 2px rgba(0,0,0,0.12), 0 1px 1px rgba(0,0,0,0.24);
  margin-bottom: 20px;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

nav li {
  margin: 0;
  padding: 0;
  display: inline-block;
  margin-right: 30px;
  font-size: 18px;
  line-height: 1.5;
  text-transform: uppercase;
  letter-spacing: 1px;
}

nav li:last-child {
  margin-right: 0;
}

nav a:hover {
  color: #333;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 50px;
  background-color: #fff;
  box-shadow: 0 1px 2px rgba(0,0,0,0.12), 0 1px 1px rgba(0,0,0,0.24);
  border-radius: 5px;
  box-sizing: border-box;
}