.flyer-box {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 40px auto;
  max-width: 1000px; /* veľkosť letáku */
  width: 100%;
}

.flyer-container {
  position: relative;
  width: 100%;
  background: #f9f9f9;
  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 2 / 1.414; /* dve A4 vedľa seba */
}

#flipbook {
  width: 100%;
  height: 100%;
}

.page {
  width: 100%;
  height: 100%;
  background: #fff;
}

.page img {
  width: 100%;
  height: 100%;
  object-fit: contain; /* celé obrázky, žiadne orezanie */
  object-position: center;
  background: #fff;
}

.controls {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10;
}

.controls button {
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 5px;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 16px;
  transition: background 0.2s;
}

.controls button:hover {
  background: #f3f3f3;
}