div.cover svg { max-height:97%; height:97vh; margin:0; }#epub-cover-image-container {
  text-align: center;
  height: 100%;
}
#epub-cover-image-container img {
  text-align: center;
  max-height: 100%;
}
#epub-cover-image-container img {
  text-align: center;
  max-height: none;
}