.page{
background: none;
height: auto;
background: whitesmoke;
}
.pdf-container {
  width: 100%;
  max-width: 1000px;
  margin: auto;
  height: auto;
  overflow-x: auto;
  overflow-y: hidden;
  background: #fff;
  border: 1px solid #ddd;
  padding: 8px;
  box-sizing: border-box;
}
#pdf-canvas {
  width: 100%;
  height: auto;
  display: block;
  max-width: 100%;
}
.pdf-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
  padding: 0 10px;
  max-width: 1000px;
  margin: 10px auto;
}
.pdf-controls button {
  padding: 0.45rem 0.75rem;
  border: 1px solid #444;
  background: #222;
  color: #fff;
  cursor: pointer;
  border-radius: 4px;
}
.pdf-controls .button {
  background-color: var(--maincolor);
  border: none;
  color: white;
  margin: 0;
}

.pdf-controls button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}