body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  color: #333;
  margin: 0;
  padding: 0;
}

.header {
  background-color: #333;
  color: #fff;
  padding: 1rem;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
}

.nav-list {
  list-style: none;
  display: flex;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: #fff;
  text-decoration: none;
  margin-left: 1rem;
}

.nav-link:hover {
  text-decoration: underline;
}

.main {
  padding: 2rem;
  text-align: center;
}

.main-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.main-text {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.button {
  background-color: #007BFF;
  color: #fff;
  padding: 0.5rem 1rem;
  text-decoration: none;
  border-radius: 0.25rem;
  transition: background-color 0.3s;
  margin: 0.5rem;
}

.button:hover {
  background-color: #0056b3;
}

.footer {
  background-color: #333;
  color: #fff;
  text-align: center;
  padding: 1rem;
  position: fixed;
  bottom: 0;
  width: 100%;
}