* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
}

body {
  line-height: 1.6;
  background-color: #f4f4f4;
  color: #333;
  padding: 20px;
}

header {
  text-align: center;
  padding: 30px;
  background-color: #333;
  color: white;
}

nav {
  text-align: center;
  background: #444;
  padding: 10px;
}

nav a {
  color: white;
  margin: 0 15px;
  text-decoration: none;
}

nav a:hover {
  text-decoration: underline;
}

section {
  background: white;
  margin: 20px auto;
  padding: 20px;
  max-width: 800px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

ul {
  list-style-type: square;
  padding-left: 20px;
}

.project {
  margin-bottom: 15px;
}

form {
  display: flex;
  flex-direction: column;
}

form input,
form textarea {
  margin-bottom: 10px;
  padding: 10px;
  border: 1px solid #aaa;
  border-radius: 4px;
}

button {
  padding: 10px;
  background: #333;
  color: white;
  border: none;
  border-radius: 4px;
}

button:hover {
  background: #555;
}

footer {
  text-align: center;
  margin-top: 40px;
  padding: 10px;
  background: #333;
  color: white;
}