nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 15px;
}

nav a {
  color: rgb(47, 0, 255);
  text-decoration: none;
  font-weight: bold;
}

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

main {
  padding: 20px;
}

.intro {
  background: white;
  margin-bottom: 20px;
  padding: 15px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.feature {  
  background: white;
  margin-bottom: 20px;
  padding: 15px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}