soderlind/read-offline

.readoffline-shortcode {
  display: inline;
}

.readoffline-shortcode  .pdf,
.readoffline-shortcode .epub,
.readoffline-shortcode .mobi,
.readoffline-shortcode .print {
  border: 0;
  min-height: 16px;
  padding: 0 0 1px 20px;
}

.readoffline-shortcode .pdf {
  background: url(document-pdf.png) no-repeat 0 50%;
}

.readoffline-shortcode .print {
  background: url(document-print.png) no-repeat 0 50%;
}

.readoffline-shortcode .epub {
  background: url(document-epub.png) no-repeat 0 50%;
}

.readoffline-shortcode .mobi {
  background: url(document-mobi.png) no-repeat 0 50%;
}