/* Reset some default styles in browsers */
body,
h1,
h2,
p,
ul {
  margin: 0;
  padding: 0;
}

/* Add some space around the whole page */
body {
  margin: 20px;
}

/* Set the font for the whole page */
body {
  font-family: Arial, sans-serif;
}

/* Header styles */
header {
  text-align: center;
  background-color: #4CAF50;
  color: white;
  padding: 40px 0;
}

nav ul {
  list-style: none;
}

nav li {
  display: inline;
  margin-right: 20px;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

/* Features section */
#features {
  background-color: white;
  color: #4CAF50;
  padding: 40px;
}

/* About section */
#about {
  background-color: #4CAF50;
  color: white;
  padding: 40px;
}

/* Contact section */
#contact {
  background-color: white;
  color: #4CAF50;
  padding: 40px;
}

/* Footer styles */
footer {
  text-align: center;
  background-color: #4CAF50;
  color: white;
  padding: 10px;
}