.rb-pdf-viewer-01 {
  width: 100%;
}

.rb-pdf-viewer-01 .rb-viewer {
  width: 100%;
  aspect-ratio: 16 / 9;
}

.rb-pdf-browsealoud {
  display: none;
}

body[style='position: absolute !important; top: 40px !important; width: 100% !important;']
  .rb-pdf-browsealoud {
  display: block;
}