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

body {
  font-family: Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  background-color: #f7f7f7;
  color: #333;
}

header {
  background-color: #333;
  color: #fff;
  padding: 20px;
}

header h1 {
  font-size: 32px;
  margin-bottom: 10px;
}

header p {
  font-size: 20px;
  margin-bottom: 20px;
}

header ul {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header ul li a {
  color: #fff;
  text-decoration: none;
  padding: 10px;
}

section {
  padding: 50px;
  background-color: #fff;
  margin-bottom: 20px;
  border-radius: 5px;
}

section h2 {
  font-size: 24px;
  margin-bottom: 20px;
}

section ul {
  list-style: none;
  margin-left: 20px;
}

section ul li {
  margin-bottom: 10px;
}

footer {
  text-align: center;
  padding: 20px;
  background-color: #333;
color: #fff;
}

footer p {
font-size: 14px;
}

ul li i {
margin-right: 10px;
}

ul li a:hover {
color: #333;
background-color: #fff;
border-radius: 5px;
}

@media (max-width: 768px) {
header {
flex-direction: column;
text-align: center;
}

header ul {
margin-top: 20px;
}

section {
padding: 30px;
}
}