seahub/frontend/src/css/pdf-file-view.css

.pdf-file-view {
  overflow: hidden;
  position: relative;
}

/* for pdf online file view */
.pdf-file-view.file-view-content {
  border: 0;
}

.sf-hide {
  height: 0;
  overflow: hidden;
}

#outerContainer,
#mainContainer,
#viewerContainer {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
}

#viewerContainer {
  padding: 10px 0 32px;
  overflow: auto;
}

#viewerContainer:focus {
  outline: none;
}

.pdfViewer .page {
  position: relative;
  background: #fff;
  border: none;
  box-shadow: 0 0 6px #ccc;
  margin: 0 auto 10px;
}

.page .loading-icon {
  position: absolute;
  top: 50%;
  left: 50%;
}

/* the following lines overwrite lines from web/viewer.css */
#toolbarViewerMiddle {
  left: auto;
  right: 0;
  transform: none;
}

select#scaleSelect {
  background: #fff;
  height: 24px;
  font-size: 12px;
}

#scaleSelectContainer::after {
  top: 4px;
}

/* errorWrapper starts */
#errorWrapper {
  background: #ff6e6e;
  color: #0c0c0d;
  left: 0;
  position: absolute;
  right: 0;
  /*z-index: 1000;*/
  z-index: 998; /* for seahub */
  padding: 3px 6px;
}
/* errorWrapper ends */

/* toolbar */
.toolbar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  /*z-index: 9999;*/
  z-index: 998; /* 1048: for seahub 'file view' */
}

#toolbarContainer {
  box-shadow: none;
  border-top: 1px solid #c9c9c9;
  height: auto;
}

#loadingBar {
  height: 0;
}

input#pageNumber {
  font-size: 12px;
  height: 20px;
  padding: 0 5px;
  margin: 0 0 0 9px;
}

#numPages.toolbarLabel {
  margin: 0;
  padding: 0 7px;
}

/* toolbar ends */

/* sidebar starts */
#sidebarContainer {
  position: absolute;
  top: 0;
  bottom: 0;
  border-top: none;
  background: #fff;
}

#toolbarSidebar {
  height: auto;
  background: #fff;
}

#thumbnailView {
  width: 100%;
  padding: 0;
}

#thumbnails-header {
}

#thumbnails-header .title {
  font-size: 1rem;
}

#thumbnails-header .sf2-icon-x3 {
  font-family: 'seafile-font2';
}

#thumbnails-header .close-thumbnail-panel {
  font-size: 1rem;
  color: #999;
}

#thumbnails-header .close-thumbnail-panel:hover {
  color: #555;
}

#thumbnailView .thumbnail {
  float: none;
  max-width: unset;
  max-height: unset;
  width: auto;
  height: auto;
  padding: 10px 0;
  border: none;
  border-radius: unset;
  margin: 0 1px 0 0;
  text-align: center;
}

#thumbnailView .thumbnail.selected {
  background: #f0f0f0; 
}

#thumbnailView .thumbnail .thumbnail-page-number {
  font-size: .875rem;
  color: #999;
  position: absolute;
  right: 100%;
  bottom: 0;
}

#thumbnailView .thumbnail .thumbnailImage {
  border: 1px solid #ddd;
  border-radius: 3px;
}

#thumbnailView .thumbnail.selected .thumbnailImage {
  border: 2px solid #ff9800;
}

#sidebarContent {
  inset-block: 51.5px 0;
}

.splitToolbarButton > .toolbarButton {
  float: none;
}
/* sidebar ends */

/* overlay, passwordOverlay */
#overlayContainer {
  display: table;
  position: absolute;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.2);
  /*z-index: 40000;*/
  z-index: 999; /* 1049: for seahub 'share' dialog */
}

@media print {
  #wrapper {
    display: none;
  }
}