.flipbook-icon-file:before {
  content: "\f019";
}
.close{
  position: fixed;
  top: 0;
  right: 0;
  z-index: 5;
}
.close a{
  height: 54px;
  width: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: #fff;  
}
.flipbook-currentPageNumber {
  font-size: 20px;
}
.flipbook-currentPageInput {
  font-size: 20px !important;
  height: 32px !important;
}
html , body{
  overflow: hidden;
}