/* WebView-only page chrome — do not reset host PDP html/body when this sheet
   is also loaded for converted dialog-ism-preview overlays. */
html.ism-preview-webview, .ism-preview-webview body { margin: 0; height: 100%; background: #fff; }
html.ism-preview-webview { font-size: 62.5%; }
.ism-preview-webview body { font-family: Helvetica, Arial, sans-serif; color: #1d1a21; }
/* Shared tokens for WebView and converted PDP dialog overlays. */
:root {
  --bg-color-lighten: #fff;
  --font-weight-semibold: 600;
  --btn-border-radius: 4px;
  --border-color-checkout: #d2d2d7;
  --color-secondary: #6076b9;
  --white: #fff;
}
.ism-app-preview { box-sizing: border-box; }
.ism-preview-error { padding: 24px 16px; font-size: 1.6rem; line-height: 1.4; }

/* ISM preview */
.dialog-ism-preview.ui-dialog .ui-dialog-content {
  padding: 2rem 1.6rem;
}

/* - operate area (button and thumbnail list) */
.preview-book-content .operate-container {
  display: flex;
  justify-content: space-between;
  align-items: end;
  margin-top: 2rem;
}

.preview-book-content .operate-container.more-space {
  margin-bottom: 3rem;
}

.preview-book-content .operate-container .sku-switch-container {
  display: flex;
  justify-content: center;
  align-items: center;
}

.preview-book-content .operate-container .empty-button-area,
.preview-book-content .operate-container .button-area {
  width: 27rem;
}

.preview-book-content .operate-container .button-area .personalize-button {
  font-family: inherit;
  font-size: 1.8rem;
  height: 4.7rem;
  font-weight: var(--font-weight-semibold);
}

.preview-book-content .operate-container .thumbnail-item {
  width: 10rem;
  height: 10rem;
  margin: 0 0.4rem;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: var(--btn-border-radius);
  padding: 0.5rem;
  border: solid 0.1rem var(--border-color-checkout);
}

.preview-book-content .operate-container .thumbnail-item:not(.selected):hover {
  border-color: #86868b;
}

.preview-book-content .operate-container .thumbnail-item.selected {
  padding: 0.4rem;
  border: solid 0.2rem var(--color-secondary);
}

.preview-book-content .operate-container .thumbnail-item .thumbnail-content {
  width: 100%;
  height: 100%;
}

.preview-book-content .operate-container .thumbnail-item.book .thumbnail-content {
  box-shadow: inset 0 0 0.2rem #aaa, 0.2rem 0.2rem 0.4rem #888;
}

/* - preview area */
.preview-book-content .preview-display-area {
  display: flex;
  align-items: center;
  justify-content: center;
}

.preview-book-content .preview-container {
  display: flex;
  align-items: center;
}

.preview-book-content .preview-area {
  overflow: hidden;
}

.preview-book-content .preview-wrapper {
  width: 100%;
  height: 100%;
  margin: 0 auto;
  position: relative;
  background-color: var(--bg-color-lighten);
  transform-origin: center 0;
}

/* - other type */
.preview-book-content .preview-container.product .preview-area {
  flex: 1;
}

.preview-book-content .preview-container.product .preview-wrapper {
  width: 100%;
  height: 100%;
  margin: 0 auto;
  position: relative;
}

.preview-book-content .preview-container.product .preview-page-item,
.preview-book-content .preview-container.product .preview-pages {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: 100% 100%;
}

.preview-book-content .preview-container.product .preview-page-item::after,
.preview-book-content .preview-container.product .preview-pages::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background-size: 100% 100%;
  background-repeat: no-repeat;
}

.preview-book-content .preview-container.product .preview-page-item {
  display: none;
}

.preview-book-content .preview-container.product .preview-page-item.active {
  display: block;
}

/* - book type */
.book-inside-container {
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  transition: left 0.9s;
  width: 100%;
}

.book-inside-container .page-item {
  width: 50%;
  height: 100%;
  transition: transform 0.9s ease;
  transform: rotateY(0);
  -webkit-perspective: 0;
  -webkit-backface-visibility: hidden;
  visibility: visible;
  backface-visibility: hidden;
  cursor: pointer;
  position: absolute;
  top: 0;
  z-index: 1;
}

/* left */
.book-inside-container .page-item:nth-child(2n) {
  transform-origin: 100%;
  left: 1px;
}

/* right */
.book-inside-container .page-item:nth-child(odd) {
  right: 0;
  transform-origin: 0;
  transform: rotateY(-180deg);
}

/* active */
.book-inside-container .page-item.active {
  z-index: 3;
  transform: translateZ(10px) rotateY(0deg);
}

/* active - left page hover */
.preview-book-content .book-inside-container .page-item.active:nth-child(2n):not(.animating):hover {
  transform: rotateY(10deg);
}

/* active - right page hover */
.preview-book-content .book-inside-container .page-item.active:nth-child(odd):not(.animating):hover {
  transform: rotateY(-10deg);
}

/* active - left page - after active page - left page */
.preview-book-content .book-inside-container .page-item.active:nth-child(odd)~ :nth-child(2n) {
  overflow: hidden;
  transform: rotateY(180deg);
}

/* active - left page - after active page - right page */
.preview-book-content .book-inside-container .page-item.active:nth-child(odd)~ :nth-child(odd) {
  overflow: hidden;
  transform: rotateY(0);
}

/* page from active to inactive */
.book-inside-container .page-item.last-active {
  z-index: 2;
}

/* is animating - right page */
.preview-book-content .book-inside-container .page-item.animating:nth-child(odd) {
  z-index: 5;
}

/* is animating - right page - other animating page */
.preview-book-content .book-inside-container .page-item.animating:nth-child(odd)~.animating {
  z-index: 4;
}

/* after is animating and not animating right page */
.preview-book-content .book-inside-container .page-item.animating+ :not(.animating):nth-child(odd) {
  z-index: 2;
}

/* cover page */
.preview-book-content .cover-item .page-item-content {
  position: absolute;
}

.preview-book-content .cover-item.front .page-item-content {
  left: 0;
  top: 0;
  transform-origin: 0 0;
}

.preview-book-content .cover-item.back .page-item-content {
  right: 0;
  top: 0;
  transform-origin: right 0;
}

.preview-book-content .cover-item.front .page-item-content .page-item-content-inner::after {
  background-image: url(https://forms.iseeme.com/elements/assets/images/crease-left.png);
}

.preview-book-content .cover-item.back .page-item-content .page-item-content-inner::after {
  background-image: url(https://forms.iseeme.com/elements/assets/images/crease-right.png);
}

.preview-book-content .cover-item .page-item-content-inner {
  transform-origin: 0 0;
  box-shadow: inset 0 0 5px #aaa, 5px 5px 10px #888;
  background-repeat: no-repeat;
}

.preview-book-content .cover-item .page-item-content-inner::after {
  content: '';
  display: block;
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-size: 100%;
  background-position: 0px 0px;
}

/* inside page */
.preview-book-content .inside-item.active,
.preview-book-content .inside-item.last-active {
  overflow: hidden;
}

.preview-book-content .inside-item.active::before {
  opacity: 1;
}

.preview-book-content .inside-item .page-item-content {
  position: absolute;
}

.preview-book-content .inside-item .page-item-content.page-item-content-inner {
  background-repeat: no-repeat;
}

.preview-book-content .inside-item::before {
  content: '';
  height: 100%;
  width: 100%;
  z-index: 3;
  background-image: url(https://forms.iseeme.com/elements/assets/images/spine.png);
  background-size: 200% 100%;
  position: absolute;
  opacity: 0;
  transition: opacity 0.9s ease;
}

/* spread page */
.preview-book-content .spread-item {
  background-color: var(--bg-color-lighten);
  background-size: 200% 100%;
  background-repeat: no-repeat;
}

.preview-book-content .spread-item .page-item-content {
  width: 100%;
  height: 100%;
}

.preview-book-content .spread-item.front {
  background-position-x: 0;
  left: 1px;
}

.preview-book-content .spread-item.back,
.preview-book-content .spread-item.back::before {
  background-position-x: 100%;
}

.preview-book-content .spread-item::before {
  content: '';
  height: 100%;
  width: 100%;
  z-index: 3;
  background-image: url(https://forms.iseeme.com/elements/assets/images/spine.png);
  background-size: 200% 100%;
  position: absolute;
  left: 0;
  top: 0;
  transition: opacity 0.9s ease;
  opacity: 0;
}

.preview-book-content .spread-item.active::before {
  opacity: 1;
}

/* - left */
.preview-book-content .inside-item:nth-child(2n) .page-item-content {
  top: 0;
  right: 0;
  transform-origin: right 0;
}

/* - right */
.preview-book-content .inside-item:nth-child(odd) .page-item-content {
  left: 0;
  top: 0;
  transform-origin: 0 0;
}

.preview-book-content .inside-item:nth-child(odd)::before {
  background-position-x: 100%;
}

/* preview buttons */
.arrow-btn-area {
  padding: 0 1rem;
}

.arrow-btn-area .arrow-btn {
  width: 4rem;
  height: 4rem;
  border: solid 0.1rem #d2d2d7;
  border-radius: 50%;
  overflow: hidden;
  cursor: pointer;
  background: var(--bg-color-lighten);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s ease-in-out;
  opacity: 0.7;
}

.arrow-btn-area .arrow-btn.disabled {
  opacity: 0;
  cursor: default;
}

.arrow-btn-area .arrow-btn:before {
  content: '';
  width: 1rem;
  height: 1rem;
  border-top: 0.3rem solid #858786;
  border-left: 0.3rem solid #858786;
  display: block;
  position: relative;
}

.arrow-btn-area .arrow-btn.prev-btn:before {
  left: 0.2rem;
  transform: rotate(-45deg);
}

.arrow-btn-area .arrow-btn.next-btn:before {
  left: -0.2rem;
  transform: rotate(135deg);
}

.arrow-btn-area .arrow-btn:not(.disabled):hover {
  opacity: 0.9;
}

.arrow-btn-area .arrow-btn:not(.disabled):hover:before {
  border-color: #1d1a21;
}

/* - error dialog */
.dialog-ism-error .msg-wrapper {
  margin-bottom: 1rem;
}

.dialog-ism-error .msg-wrapper p {
  margin-bottom: 0.6rem;
  padding-right: 1rem;
  font-size: 1.4rem;
  font-weight: var(--font-weight-semibold);
}

.dialog-ism-error .msg-wrapper .button-area {
  display: flex;
  justify-content: flex-end;
}

.dialog-ism-error .msg-wrapper .button-area .personalize-button {
  width: 20rem;
  font-family: inherit;
  font-size: 1.4rem;
  height: 4rem;
  font-weight: var(--font-weight-semibold);
}

@media (max-width: 575px) {
  .dialog-ism-preview .preview-book-content .preview-container {
    position: relative;
    width: 100%;
    z-index: 0;
  }

  .dialog-ism-preview .arrow-btn-area {
    position: absolute;
    transform: translateZ(100px);
    z-index: 9;
    padding: 0 0.5rem;
  }

  .dialog-ism-preview .arrow-btn-area .arrow-btn {
    width: 3rem;
    height: 3rem;
  }

  .dialog-ism-preview .arrow-btn-area.prev-btn-area {
    left: 0;
  }

  .dialog-ism-preview .arrow-btn-area.next-btn-area {
    right: 0;
  }

  .dialog-ism-preview .preview-book-content .operate-container {
    display: block;
  }

  .dialog-ism-preview .preview-book-content .operate-container .empty-button-area,
  .dialog-ism-preview .preview-book-content .operate-container .button-area,
  .dialog-ism-preview .preview-book-content .operate-container .personalize-button {
    width: 100%;
  }

  .dialog-ism-preview .preview-book-content .operate-container .sku-switch-container {
    width: 100%;
    margin-bottom: 2rem;
  }

  .dialog-ism-error .msg-wrapper p {
    padding-right: 0;
    margin-bottom: 2rem;
  }

  .dialog-ism-error .msg-wrapper .button-area {
    justify-content: center;
  }
}

/* Set class name based on type of product */
/* -- 1. front/back cover left offset -- */
/* - default */
.book-inside-container.front-cover {
  left: -25%;
}

.book-inside-container.back-cover {
  left: 25%;
}

/* - Page styling for 8½″×8½″ books */
/* - Page styling for 9″×9″ books  */
/* - Page styling for 10″×10″ books */
.book-inside-container.book-612x612.front-cover,
.book-inside-container.book-648x648.front-cover,
.book-inside-container.book-720x720.front-cover {
  left: -23.79%;
}

.book-inside-container.book-612x612.back-cover,
.book-inside-container.book-648x648.back-cover,
.book-inside-container.book-720x720.back-cover {
  left: 23.79%;
}

/* - Page styling for 6½″×6½″ books */
.book-inside-container.book-468x468.front-cover {
  left: -25.54%;
}

.book-inside-container.book-468x468.back-cover {
  left: 25.54%;
}

/* - Page styling for 9″×11″ books */
.book-inside-container.book-648x792.front-cover {
  left: -22.57%;
}

.book-inside-container.book-648x792.back-cover {
  left: 22.57%;
}

/* - Page styling for 6½″×6¾″ books */
.book-inside-container.book-450x468.front-cover {
  left: -24.05%;
}

.book-inside-container.book-450x468.back-cover {
  left: 24.05%;
}

/* - Page styling for 11″×7″ books */
/* - Page styling for 11″×9″ books */
.book-inside-container.book-792x504.front-cover,
.book-inside-container.book-792x648.front-cover {
  left: -23.93%;
}

.book-inside-container.book-792x504.back-cover,
.book-inside-container.book-792x648.back-cover {
  left: 23.93%;
}

/* - Page styling for 8½″×11″ books */
.book-inside-container.coloringbook-612x792.front-cover {
  left: -21.26%;
}

.book-inside-container.coloringbook-612x792.back-cover {
  left: 21.26%;
}

/* - Page styling for 6″×9″ soft cover books */
.book-inside-container.softbook-432x648.front-cover {
  left: -18.43%;
}

.book-inside-container.softbook-432x648.back-cover {
  left: 18.43%;
}

/* -- 1. front/back cover left offset End -- */
/* -- 2. thumbnail -- */
/* - Page styling for 9″×11″ books */
.preview-book-content .operate-container .thumbnail-item.book-648x792 .thumbnail-content {
  width: calc(1237 / 1596 * 100%);
  height: 100%;
  background-size: auto 110%;
  background-position: 96% center;
}

/* - Page styling for 6½″×6¾″ books */
.preview-book-content .operate-container .thumbnail-item.book-450x468 .thumbnail-content {
  width: calc(450 / 468 * 100%);
  height: 100%;
  background-size: auto 118%;
  background-position: 93% center;
}

/* - Page styling for 6½″×6½″ books */
.preview-book-content .operate-container .thumbnail-item.book-468x468 .thumbnail-content {
  width: 80%;
  height: 80%;
  background-size: auto 118%;
  background-position: 94% center;
}

/* - Page styling for 8½″×8½″ books */
.preview-book-content .operate-container .thumbnail-item.book-612x612 .thumbnail-content {
  width: 85%;
  height: 85%;
  background-size: auto 118%;
  background-position: 94% center;
}

/* - Page styling for 9″×9″ books */
.preview-book-content .operate-container .thumbnail-item.book-648x648 .thumbnail-content {
  width: 90%;
  height: 90%;
  background-size: auto 118%;
  background-position: 94% center;
}

/* - Page styling for 10″×10″ books */
.preview-book-content .operate-container .thumbnail-item.book-720x720 .thumbnail-content {
  width: 95%;
  height: 95%;
  background-size: auto 118%;
  background-position: 94% center;
}

/* - Page styling for 8½″×11″ books */
.preview-book-content .operate-container .thumbnail-item.coloringbook-612x792 .thumbnail-content {
  width: calc(612 / 792 * 100%);
  height: 100%;
}

/* - Page styling for 6″×9″ soft cover books */
.preview-book-content .operate-container .thumbnail-item.softbook-432x648 .thumbnail-content {
  width: calc(432 / 648 * 100%);
  height: 100%;
}

/* - Page styling for 11″×7″ books */
.preview-book-content .operate-container .thumbnail-item.book-792x504 .thumbnail-content {
  width: 100%;
  height: calc(504 / 792 * 100%);
  background-size: auto 116%;
  background-position: 98% center;
}

/* - Page styling for 11″×9″ books */
.preview-book-content .operate-container .thumbnail-item.book-792x648 .thumbnail-content {
  width: 100%;
  height: calc(627 / 803 * 100%);
  background-size: auto 113%;
  background-position: 97% center;
}

/* - Page styling for placemat */
.preview-book-content .operate-container .thumbnail-item.placemat .thumbnail-content {
  width: 100%;
  height: calc(829 / 1260 * 100%);
  background-size: 100%;
  background-repeat: no-repeat;
}

/* - Page styling for flat */
.preview-book-content .operate-container .thumbnail-item.flat .thumbnail-content {
  background-size: auto 100%;
  background-repeat: no-repeat;
  background-position: center;
}

/* - Page styling for 2.8175″×2.8175″ ornaments */
.preview-book-content .operate-container .thumbnail-item.ornament-203x203 .thumbnail-content {
  position: relative;
  background-size: auto 70.5%;
  background-position: -38.3% 67%;
}

.preview-book-content .operate-container .thumbnail-item.ornament-203x203 .thumbnail-content::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-size: 101.1515%;
  background-image: url(https://forms.iseeme.com/elements/assets/images/ornament-overlay.png);
}

/* - Page styling for matching games */
.preview-book-content .operate-container .thumbnail-item.matchinggame-1440x1008 .thumbnail-content {
  position: relative;
  width: 100%;
  height: 58.54%;
}

.preview-book-content .operate-container .thumbnail-item.matchinggame-1440x1008 .thumbnail-content::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-image: url(https://forms.iseeme.com/elements/assets/images/matchinggame-overlay.png);
}

/* - Page styling for 2.8175″×2.8175″ boardgames */
.preview-book-content .operate-container .thumbnail-item.boardgame-1440x1008 .thumbnail-content {
  position: relative;
  width: 71%;
  background-size: calc(68 / 71 * 100%);
  background-repeat: no-repeat;
  background-position: center;
}

.preview-book-content .operate-container .thumbnail-item.boardgame-1440x1008 .thumbnail-content::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-image: url(https://forms.iseeme.com/elements/assets/images/gameboard-overlay.png);
}

/* - Page styling for cdrom */
.preview-book-content .operate-container .thumbnail-item.cdrom .thumbnail-content {
  position: relative;
  background-size: 100% 100%;
}

.preview-book-content .operate-container .thumbnail-item.cdrom .thumbnail-content::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-image: url(https://forms.iseeme.com/elements/assets/images/cdrom-overlay.png);
}

/* - Page styling for love notes */
.preview-book-content .operate-container .thumbnail-item.lovenotes-432x288 .thumbnail-content {
  width: calc(288 / 432 * 100%);
  height: 100%;
  background-size: 100% 100%;
}

/* - Page styling for poster */
.preview-book-content .operate-container .thumbnail-item.poster .thumbnail-content {
  width: 100%;
  height: calc(1008 / 1728 * 100%);
  background-repeat: no-repeat;
  background-position: right;
}

/* - Page styling for mug */
.preview-book-content .operate-container .thumbnail-item.mug .thumbnail-content {
  width: 100%;
  height: calc(400 / 500 * 100%);
  background-position: center;
  background-size: 100%;
  background-repeat: no-repeat;
}

/* - Page styling for puzzle */
.preview-book-content .operate-container .thumbnail-item.puzzle .thumbnail-content {
  width: 100%;
  height: calc(829 / 1260 * 100%);
  background-size: 100%;
  background-repeat: no-repeat;
  border-radius: calc(35 / 1260 * 100%) / calc(35 / 829 * 100%);
}

/* - Page styling for puzzle500 */
.preview-book-content .operate-container .thumbnail-item.puzzle500 .thumbnail-content {
  width: 100%;
  height: calc(950 / 1260 * 100%);
  background-size: 100%;
  background-repeat: no-repeat;
  border-radius: calc(5 / 1260 * 100%) / calc(5 / 950 * 100%);
}

/* -- 2. thumbnail End -- */
/* -- 3. other type preview -- */
/* - Page styling for flat */
.preview-book-content .preview-container.product.flat .preview-page-item.inside {
  background-size: auto 100%;
  background-repeat: no-repeat;
  background-position: center;
}

/* - styling for matching games */
.preview-book-content .preview-container.product.matchinggame-1440x1008 .preview-pages {
  width: 100%;
  left: 0;
  height: calc(48 / 82 * 100%);
  top: calc(17 / 82 * 100%);
}

.preview-book-content .preview-container.product.matchinggame-1440x1008 .preview-pages::after {
  width: 107.4%;
  height: 107.4%;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  top: -3.7%;
  left: -3.7%;
  background-image: url(https://forms.iseeme.com/elements/assets/images/matchinggame-overlay.png);
}

/* - styling for 2.8175″×2.8175″ ornaments */
.preview-book-content .preview-container.product.ornament-203x203 .preview-page-item.inside {
  background-size: auto 70.5%;
}

.preview-book-content .preview-container.product.ornament-203x203 .preview-page-item.inside:nth-child(1) {
  background-position: -38.3% 67%;
}

.preview-book-content .preview-container.product.ornament-203x203 .preview-page-item.inside:nth-child(2) {
  background-position: 135% 67%;
}

.preview-book-content .preview-container.product.ornament-203x203 .preview-page-item.inside::after {
  background-size: 101.1515%;
  background-image: url(https://forms.iseeme.com/elements/assets/images/ornament-overlay.png);
}

/* - styling for singe 2.8175″×2.8175″ ornaments */
.preview-book-content .preview-container.product.ornament-203x203-single .preview-page-item.inside {
  background-size: 71%;
  background-position: center;
}

.preview-book-content .preview-container.product.ornament-203x203-single .preview-page-item.inside::after {
  background-size: 100%;
  background-image: url(https://forms.iseeme.com/elements/assets/images/ornament-single-overlay.png);
}

/* -  styling for 2.8175″×2.8175″ boardgames */
.preview-book-content .preview-container.product.boardgame-1440x1008 .preview-page-item.cover {
  width: 71%;
  left: 14.5%;
  background-size: calc(68 / 71 * 100%);
  background-repeat: no-repeat;
  background-position: center;
}

.preview-book-content .preview-container.product.boardgame-1440x1008 .preview-page-item.cover::after {
  background-image: url(https://forms.iseeme.com/elements/assets/images/gameboard-overlay.png);
}

.preview-book-content .preview-container.product.boardgame-1440x1008 .preview-page-item.inside {
  width: 71%;
  left: 14.5%;
}

.preview-book-content .preview-container.product.boardgame-1440x1008 .preview-page-item.inside::after {
  background-image: url(https://forms.iseeme.com/elements/assets/images/gamepiece-overlay.png);
}

/* - styling for cdrom */
.preview-book-content .preview-container.product.cdrom .preview-page-item.inside::after {
  background-image: url(https://forms.iseeme.com/elements/assets/images/cdrom-overlay.png);
}

/* - styling for mug */
.preview-book-content .preview-container.product.mug .preview-page-item.inside {
  background-position: center;
  background-size: 100%;
  background-repeat: no-repeat;
}

/* - styling for poster */
.preview-book-content .preview-container.product.poster .preview-page-item.inside {
  background-repeat: no-repeat;
  background-position: right;
}

/* - styling for puzzle */
.preview-book-content .preview-container.product.puzzle .preview-page-item.inside {
  background-position: center;
  background-size: 100.25%;
  background-repeat: no-repeat;
  border-radius: calc(35 / 1260 * 100%) / calc(35 / 829 * 100%);
  box-shadow: inset 0 0 5px #aaa, 5px 5px 10px #888888;
}

.preview-book-content .preview-container.product.puzzle .preview-page-item.inside::after {
  background-size: 100%;
  border-radius: calc(35 / 1260 * 100%) / calc(35 / 829 * 100%);
  background-image: url(https://forms.iseeme.com/elements/assets/images/puzzle.png);
}

/* - styling for puzzle500 */
.preview-book-content .preview-container.product.puzzle500 .preview-page-item.inside {
  border-radius: calc(5/1260 * 100%)/calc(5/950 * 100%);
  box-shadow: inset 0 0 5px #aaa, 5px 5px 10px #888888;
}

.preview-book-content .preview-container.product.puzzle500 .preview-page-item.inside::after {
  background-size: 101%;
  border-radius: calc(35/1260 * 100%)/calc(35/950 * 100%);
  background-image: url(https://forms.iseeme.com/elements/assets/images/puzzle500.png);
}

/* - styling for placemat */
.preview-book-content .preview-container.product.placemat .preview-page-item.inside {
  box-shadow: 5px 5px 10px #888 !important;
  border-radius: 25px;
}

/* -- 3. other type preview End -- */
/* -- 4. cover page display -- */
/* - Page styling for 8½″×8½″ books */
.book-inside-container.book-612x612 .cover-item .page-item-content {
  transform: scale(0.624025);
  padding-top: 56px;
}

.book-inside-container.book-612x612 .cover-item .page-item-content .page-item-content-inner {
  width: calc(1350px / 2 - 65px);
  height: calc(720px - 111px);
}

.book-inside-container.book-612x612 .cover-item.front .page-item-content .page-item-content-inner {
  background-position: calc(-675px + -10px) calc(0px + -52px);
}

.book-inside-container.book-612x612 .cover-item.back .page-item-content .page-item-content-inner {
  background-position: calc(0px + -52px) calc(0px + -52px);
}

/* Page styling for 6½″×6½″ books */
.book-inside-container.book-468x468 .cover-item .page-item-content {
  transform: scale(0.670017);
  padding-top: 36px;
}

.book-inside-container.book-468x468 .cover-item .page-item-content .page-item-content-inner {
  width: calc(1350px / 2 - 65px);
  height: calc(720px - 111px);
  background-size: calc(1080px * 1.289) calc(594px * 1.28);
}

.book-inside-container.book-468x468 .cover-item.front .page-item-content .page-item-content-inner {
  background-position: -717px -74px;
}

.book-inside-container.book-468x468 .cover-item.front .page-item-content .page-item-content-inner::after {
  background-image: url(https://forms.iseeme.com/elements/assets/images/board-book-crease-left.png);
}

.book-inside-container.book-468x468 .cover-item.back .page-item-content .page-item-content-inner {
  background-position: -51px -74px;
}

.book-inside-container.book-468x468 .cover-item.back .page-item-content .page-item-content-inner::after {
  background-image: url(https://forms.iseeme.com/elements/assets/images/board-book-crease-right.png);
}

/* - Page styling for 9″×11″ books */
.book-inside-container.book-648x792 .cover-item .page-item-content {
  padding-top: 27px;
  transform: scale(0.645161);
}

.book-inside-container.book-648x792 .cover-item .page-item-content .page-item-content-inner {
  width: calc(1377px / 2 - 70px);
  height: calc(909px - 111px);
  background-size: calc(1377px * 0.99) calc(909px * 0.99);
}

.book-inside-container.book-648x792 .cover-item.front .page-item-content .page-item-content-inner {
  background-position: calc(-909px + 213px) calc(0px + -48px);
}

.book-inside-container.book-648x792 .cover-item.front .page-item-content .page-item-content-inner::after {
  background-size: 102%;
  background-image: url(https://forms.iseeme.com/elements/assets/images/crease-left-648x792.png);
}

.book-inside-container.book-648x792 .cover-item.back .page-item-content .page-item-content-inner {
  background-position: calc(0px - 50px) calc(0px + -48px);
}

.book-inside-container.book-648x792 .cover-item.back .page-item-content .page-item-content-inner::after {
  background-size: 102%;
  background-image: url(https://forms.iseeme.com/elements/assets/images/crease-right-648x792.png);
}

/* - Page styling for 6½″×6¾″ books */
.book-inside-container.book-450x468 .cover-item .page-item-content {
  padding-top: 50px;
  transform: scale(0.6309148);
}

.book-inside-container.book-450x468 .cover-item .page-item-content .page-item-content-inner {
  width: calc(1350px / 2 - 65px);
  height: calc(720px - 111px);
  background-size: calc(1080px * 1.289) calc(594px * 1.28);
}

.book-inside-container.book-450x468 .cover-item.front .page-item-content .page-item-content-inner {
  background-position: calc(-666px + -51px) calc(0px + -74px);
}

.book-inside-container.book-450x468 .cover-item.back .page-item-content .page-item-content-inner {
  background-position: calc(0px + -51px) calc(0px + -74px);
}

/* - Page styling for 9″×9″ books */
.book-inside-container.book-648x648 .cover-item .page-item-content {
  padding-top: 56px;
  transform: scale(0.62402);
}

.book-inside-container.book-648x648 .cover-item .page-item-content .page-item-content-inner {
  width: calc(1350px / 2 - 65px);
  height: calc(720px - 111px);
}

.book-inside-container.book-648x648 .cover-item.front .page-item-content .page-item-content-inner {
  background-position: calc(-675px + -10px) calc(0px + -52px);
}

.book-inside-container.book-648x648 .cover-item.back .page-item-content .page-item-content-inner {
  background-position: calc(0px + -52px) calc(0px + -52px);
}

/* - Page styling for 10″×10″ books */
.book-inside-container.book-720x720 .cover-item .page-item-content {
  padding-top: 56px;
  transform: scale(0.62402);
}

.book-inside-container.book-720x720 .cover-item .page-item-content .page-item-content-inner {
  width: calc(1350px / 2 - 65px);
  height: calc(720px - 111px);
  background-size: calc(1332px * 1.045) calc(666px * 1.045);
}

.book-inside-container.book-720x720 .cover-item.front .page-item-content .page-item-content-inner {
  background-position: calc(-666px + -55px) calc(0px + -40px);
}

.book-inside-container.book-720x720 .cover-item.back .page-item-content .page-item-content-inner {
  background-position: calc(0px + -65px) calc(0px + -40px);
}

/* - Page styling for 11″×7″ books */
.book-inside-container.book-792x504 .cover-item .page-item-content {
  padding-top: 56px;
  transform: scale(0.476758);
}

.book-inside-container.book-792x504 .cover-item .page-item-content .page-item-content-inner {
  width: calc(1746px / 2 - 70px);
  height: calc(637px - 111px);
  background-size: calc(1746px) calc(637px);
}

.book-inside-container.book-792x504 .cover-item.front .page-item-content .page-item-content-inner {
  background-position: calc((-738px + 22px) / 0.8) calc((0px + -44px) / 0.8);
}

.book-inside-container.book-792x504 .cover-item.back .page-item-content .page-item-content-inner {
  background-position: calc(-30px / 0.8) calc((0px + -44px) / 0.8);
}

/* - Page styling for 11″×9″ books */
.book-inside-container.book-792x648 .cover-item .page-item-content {
  padding-top: 56px;
  transform: scale(0.476758);
}

.book-inside-container.book-792x648 .cover-item .page-item-content .page-item-content-inner {
  width: calc(1746px / 2 - 70px);
  height: calc(738px - 111px);
  background-size: calc(1746px) calc(738px);
}

.book-inside-container.book-792x648 .cover-item.front .page-item-content .page-item-content-inner {
  background-position: calc((-738px + 22px) / 0.8) calc((0px + -35px) / 0.8);
}

.book-inside-container.book-792x648 .cover-item.front .page-item-content .page-item-content-inner::after {
  background-size: 102%;
  background-image: url(https://forms.iseeme.com/elements/assets/images/crease-left-792x648.png);
}

.book-inside-container.book-792x648 .cover-item.back .page-item-content .page-item-content-inner {
  background-position: calc(-30px / 0.8) calc((0px + -35px) / 0.8);
}

.book-inside-container.book-792x648 .cover-item.back .page-item-content .page-item-content-inner::after {
  background-size: 102%;
  background-image: url(https://forms.iseeme.com/elements/assets/images/crease-right-792x648.png);
}

/* -- 4. cover page display End -- */
/* -- 5. inside page display -- */
/* - Page styling for 8½″×8½″ books */
.book-inside-container.book-612x612 .inside-item .page-item-content {
  transform: scale(0.605144);
  padding-top: 70px;
}

.book-inside-container.book-612x612 .inside-item .page-item-content-inner {
  height: 59.4rem;
  width: 59.4rem;
}

/* - Page styling for 6½″×6½″ books */
.book-inside-container.book-468x468 .inside-item .page-item-content {
  transform: scale(0.833333);
  padding-top: 58px;
}

.book-inside-container.book-468x468 .inside-item .page-item-content-inner {
  height: 43.2rem;
  width: 43.2rem;
}

.preview-book-content .book-inside-container.book-468x468 .inside-item::before {
  background-image: url(https://forms.iseeme.com/elements/assets/images/board-book-spine.png);
}

.book-inside-container.book-468x468 .front,
.book-inside-container.book-468x468 .back {
  background-color: var(--bg-color-lighten);
  background-repeat: no-repeat;
  background-size: 200% 100%;
}

.book-inside-container.book-468x468 .front {
  background-position-x: 0;
}

.book-inside-container.book-468x468 .back {
  background-position-x: 100%;
}

/* - Page styling for 9″×11″ books */
.book-inside-container.book-648x792 .inside-item .page-item-content {
  transform: scale(0.60698);
  padding-top: 39px;
}

.book-inside-container.book-648x792 .inside-item .page-item-content-inner {
  height: 79.2rem;
  width: 61.2rem;
}

.preview-book-content .book-inside-container.book-648x792 .spread-item::before,
.preview-book-content .book-inside-container.book-648x792 .inside-item::before {
  height: 97.32%;
  background-size: 200.5% 100%;
  background-image: url(https://forms.iseeme.com/elements/assets/images/spine-shadow-648x792.png);
}

.preview-book-content .book-inside-container.book-648x792 .spread-item,
.book-inside-container.book-648x792 .back {
  background-size: 200% 98.5%;
}

.book-inside-container.book-648x792 .back {
  background-color: var(--white);
  background-repeat: no-repeat;
  background-position-x: 100%;
}

/* - Page styling for 6½″×6¾″ books */
.book-inside-container.book-450x468 .inside-item .page-item-content {
  transform: scale(0.7648);
  padding-top: 56px;
}

.book-inside-container.book-450x468 .inside-item .page-item-content-inner {
  width: 45rem;
  height: 46.8rem;
}

.preview-book-content .book-inside-container.book-450x468 .spread-item {
  background-size: 200% auto;
}

.preview-book-content .book-inside-container.book-450x468 .spread-item::before {
  display: none;
}

.preview-book-content .book-inside-container.book-450x468 .inside-item::before {
  top: -1%;
  background-size: 200% 103.5%;
  background-image: url(https://forms.iseeme.com/elements/assets/images/board-book-spine.png);
}

/* - Page styling for 9″×9″ books */
.book-inside-container.book-648x648 .inside-item .page-item-content {
  transform: scale(0.59701);
  padding-top: 70px;
}

.book-inside-container.book-648x648 .inside-item .page-item-content-inner {
  width: calc(64.8rem * 0.9225);
  height: calc(64.8rem * 0.9225);
}

/* - Page styling for 10″×10″ books */
.book-inside-container.book-720x720 .inside-item .page-item-content {
  transform: scale(0.514138);
  padding-top: 80px;
}

.book-inside-container.book-720x720 .inside-item .page-item-content-inner {
  width: 70.2rem;
  height: 70.2rem;
  background-size: auto 100%;
}

/* - Page styling for 11″×7″ books */
.book-inside-container.book-792x504 .inside-item .page-item-content {
  transform: scale(0.46189);
  padding-top: 70px;
}

.book-inside-container.book-792x504 .inside-item .page-item-content-inner {
  width: 79.2rem;
  height: 50.4rem;
}

/* - Page styling for 11″×9″ books */
.book-inside-container.book-792x648 .inside-item .page-item-content {
  transform: scale(0.46189);
  padding-top: 67px;
}

.book-inside-container.book-792x648 .inside-item .page-item-content-inner {
  width: 79.2rem;
  height: 61.2rem;
}

/* - Page styling for 8½″×11″ books */
.book-inside-container.coloringbook-612x792 .inside-item .page-item-content {
  transform: scale(0.604229);
  padding-top: 48px;
}

.book-inside-container.coloringbook-612x792 .inside-item .page-item-content-inner {
  width: 61.2rem;
  height: 79.2rem;
}

.preview-book-content .book-inside-container.coloringbook-612x792 .inside-item::before {
  top: 5.151%;
  height: 88.3%;
  background-image: url(https://forms.iseeme.com/elements/assets/images/spine-shadow-612x792.png);
}

/* - Page styling for 6″×9″ soft cover books */
.book-inside-container.softbook-432x648 .inside-item .page-item-content {
  transform: scale(0.7421);
  padding-top: 38px;
}

.book-inside-container.softbook-432x648 .inside-item .page-item-content-inner {
  width: 43.2rem;
  height: 64.8rem;
}

.preview-book-content .book-inside-container.softbook-432x648 .inside-item::before {
  top: 5.151%;
  height: 88.3%;
  background-image: url(https://forms.iseeme.com/elements/assets/images/spine-shadow-612x792.png);
}

/* -- 5. inside page display End -- */
/* -- 6. cover and spread shadow -- */
.preview-book-content .book-inside-container.coloringbook-612x792 .inside-item:nth-child(1) .page-item-content-inner,
.preview-book-content .book-inside-container.coloringbook-612x792 .inside-item:nth-child(2) .page-item-content-inner,
.preview-book-content .book-inside-container.coloringbook-612x792 .inside-item:nth-last-child(1) .page-item-content-inner,
.preview-book-content .book-inside-container.coloringbook-612x792 .inside-item:nth-last-child(2) .page-item-content-inner,
.preview-book-content .book-inside-container.softbook-432x648 .inside-item:nth-child(1) .page-item-content-inner,
.preview-book-content .book-inside-container.softbook-432x648 .inside-item:nth-child(2) .page-item-content-inner,
.preview-book-content .book-inside-container.softbook-432x648 .inside-item:nth-last-child(1) .page-item-content-inner,
.preview-book-content .book-inside-container.softbook-432x648 .inside-item:nth-last-child(2) .page-item-content-inner {
  box-shadow: inset 0 0 5px #aaa, 5px 5px 10px #888;
}

/* -- 6. cover and spread shadow End -- */
/* -- 7. preview width, height */
/* - Page styling for 6½″×6½″ books */
/* - Page styling for 8½″×8½″ books */
/* - Page styling for 9″×9″ books  */
/* - Page styling for 10″×10″ books */
.preview-book-content .book-468x468 .preview-wrapper,
.preview-book-content .book-612x612 .preview-wrapper,
.preview-book-content .book-648x648 .preview-wrapper,
.preview-book-content .book-720x720 .preview-wrapper {
  width: 80rem;
  height: 45.6rem;
}

/* - Page styling for 6½″×6¾″ books */
.preview-book-content .book-450x468 .preview-wrapper {
  width: 80rem;
  height: 43.6rem;
}

/* - Page styling for 6″×9″ soft cover books */
/* - Page styling for 8½″×11″ books */
.preview-book-content .softbook-432x648 .preview-wrapper,
.preview-book-content .coloringbook-612x792 .preview-wrapper {
  width: 80rem;
  height: 54.3rem;
}

/* - Page styling for 9″×11″ books */
.preview-book-content .book-648x792 .preview-wrapper {
  width: 80rem;
  height: 55.3rem;
}

/* - Page styling for 11″×7″ books */
.preview-book-content .book-792x504 .preview-wrapper {
  width: 80rem;
  height: 30.3rem;
}

/* - Page styling for 11″×9″ books */
.preview-book-content .book-792x648 .preview-wrapper {
  width: 80rem;
  height: 35.1rem;
}

/* default style for other type */
.preview-book-content .preview-container.product .preview-wrapper {
  width: 45.6rem;
  height: 45.6rem;
}

.preview-book-content .preview-container.puzzle500 .preview-wrapper {
  width: calc(45.6rem * 1260 / 950);
  height: 45.6rem;
}

.preview-book-content .preview-container.puzzle .preview-wrapper,
.preview-book-content .preview-container.placemat .preview-wrapper {
  width: calc(45.6rem * 1260 / 829);
  height: 45.6rem;
}

.preview-book-content .preview-container.lovenotes-432x288 .preview-wrapper {
  width: calc(45.6rem * 288 / 432);
  height: 45.6rem;
}

.preview-book-content .preview-container.poster .preview-wrapper {
  width: calc(45.6rem * 1728 / 1008);
  height: 45.6rem;
}

.preview-book-content .preview-container.mug .preview-wrapper {
  width: calc(45.6rem * 500 / 400);
  height: 45.6rem;
}

.container-design.card .stackable-image-container {
  width: 100%;
  height: 100%;
}

/* -- 7. preview width, height End */

.hide { display: none !important; }

/* -- 8. App WebView layout -- */
/* The WebView has no dialog chrome, so the preview owns the whole viewport and is
   centered on both axes. Selectors keep both classes to win over the shared rules. */
html.ism-preview-webview,
.ism-preview-webview body {
  overflow: hidden;
}

#ism-preview-root {
  height: 100%;
}

.preview-book-content.ism-app-preview {
  height: 100%;
  min-height: 100%;
  padding: 0.4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.preview-book-content.ism-app-preview .preview-display-area {
  max-width: 100%;
  flex: 0 0 auto;
  overflow: visible;
}

.preview-book-content.ism-app-preview .preview-container {
  position: relative;
  width: 100%;
  display: block;
  overflow: visible;
}

.preview-book-content.ism-app-preview .preview-area {
  position: relative;
  width: 100%;
  margin: 0 auto;
  overflow: visible;
}

.preview-book-content.ism-app-preview .preview-area > .arrow-btn-area {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 9;
  padding: 0;
  flex: unset;
}

.preview-book-content.ism-app-preview .preview-area > .arrow-btn-area.prev-btn-area {
  left: 0.6rem;
}

.preview-book-content.ism-app-preview .preview-area > .arrow-btn-area.next-btn-area {
  right: 0.6rem;
}

.preview-book-content.ism-app-preview .preview-area > .arrow-btn-area .arrow-btn {
  width: 3rem;
  height: 3rem;
}

.preview-book-content.ism-app-preview .operate-container {
  justify-content: center;
  margin-top: 1.2rem;
}

.preview-book-content.ism-app-preview .operate-container.more-space {
  margin-bottom: 0;
}

.preview-book-content.ism-app-preview .operate-container .button-area,
.preview-book-content.ism-app-preview .operate-container .empty-button-area {
  display: none;
}

/* -- 8. App WebView layout End -- */