/*
  An iframe has no intrinsic aspect ratio: the container's height is therefore
  derived from a padding-bottom expressed as a percentage of its width.
  embed-responsive and embed-responsive-item come from Bootstrap, provided by the theme.
*/

.embed-responsive.pdfviewer-portrait,
.embed-responsive.pdfviewer-paysage,
.embed-responsive.pdfviewer-carre {
    margin-top: 0.5em;
    margin-bottom: 0.5em;
}

.embed-responsive.pdfviewer-portrait {
    padding-bottom: 138%;
}

.embed-responsive.pdfviewer-paysage {
    padding-bottom: 75%;
}

.embed-responsive.pdfviewer-carre {
    padding-bottom: 100%;
}

.pdfviewer-loading {
    position: absolute;
    z-index: 1000;
    top: 30vh;
    left: 48%;
}