body {
  margin: 0;
  padding: 0;
  background-color: #0d1b2a;
  color: #ffffff;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
}

.container {
  max-width: 700px;
  padding: 20px;
}

.banner-wrapper {
  margin-bottom: 30px;
}

.no-download {
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  pointer-events: none;
}

.banner {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 0 10px rgba(255,255,255,0.3);
}

.desc {
  font-size: 1.1rem;
  color: #f1f1f1;
}

.contact {
  margin-top: 20px;
  font-size: 0.95rem;
  color: #adb5bd;
}

.contact a {
  color: #adb5bd;
  text-decoration: none;
  transition: color 0.2s ease;
}

.contact a:hover {
  color: #adb5bd;
}