/* 头部保留在滚动区外，长海报仅在内容区滚动，底部留出保存栏空间。 */
.qr-page.qr-page.qr-page.qr-page {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  min-height: 0;
  overflow: hidden;
  padding-bottom: 0;
}
.qr-page.qr-page.qr-page.qr-page > .qr-content {
  flex: 1;
  min-height: 0;
  width: 100%;
  box-sizing: border-box;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: calc(var(--qr-actions-height) + 24px + env(safe-area-inset-bottom, 0px));
}