/* Basis-Style */
#promo-banner {
  position: fixed;
  bottom: 20px;
  right: 20px;
  max-width: 500px;
  width: 90%;
  background: #fff;
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
  border-radius: 8px;
  overflow: hidden;
  transform: translateY(150%);
  opacity: 0;
  transition: all 0.5s ease;
  z-index: 9999;
}

/* Bild responsive */
#promo-banner img {
  display: block;
  width: 100%;
  height: auto;
}

/* Close-Button */
#close-banner {
  position: absolute;
  top: 6px;
  right: 10px;
  background: transparent;
  border: none;
  font-size: 20px;
  color: #333;
  cursor: pointer;
}

/* Sichtbar */
#promo-banner.show {
  transform: translateY(0);
  opacity: 1;
}

/* Mobile Anpassung */