body {
  font-family: 'Arial', sans-serif;
  background-color: #1a1a1a;
  color: #ffffff;
  margin: 0;
  padding: 0;
}

header {
  background-color: #0d0d0d;
  padding: 20px;
  text-align: center;
  border-bottom: 2px solid #ff0000;
}

.logo img {
  width: 100px;
}

.title {
  font-size: 2rem;
  margin: 0;
}

.slogan {
  font-size: 1.2rem;
  color: #ff0000;
}

.welcome-section {
  padding: 20px;
  text-align: center;
}

.navigation {
  text-align: center;
  margin: 20px 0;
}

.nav-link {
  color: #ff0000;
  text-decoration: none;
  font-size: 1.2rem;
  margin: 0 15px;
}

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

#installBanner {
  background-color: rgba(255, 0, 0, 0.8);
  color: white;
  padding: 15px;
  text-align: center;
}

.button {
  background-color: #ff0000;
  border: none;
  padding: 10px 20px;
  color: white;
  cursor: pointer;
  font-size: 1rem;
}

footer {
  background-color: rgba(26, 26, 26, 0.85);
  padding: 20px;
  text-align: center;
  border-top: 2px solid #ff0000;
  margin-top: auto;
}

footer p {
  margin: 0;
  font-size: 0.9rem;
  color: #b3b3b3;
}