<pdf width="800px" height="900px">https://share.cevi-zhshgl.ch/index.php/s/q3ZtkiF08PCUQif#pdfviewer</pdf>
Ext1<pdf width="800px" height="900px">httphttps://www.orimiw3.comorg/WAI/ER/tests/xhtml/testfiles/resources/pdf-test/dummy.pdf</pdf>
Ext 2
<pdf width="800px" height="900px">https://www.w3.org/WAI/ER/tests/xhtml/testfiles/resources/pdf/dummy.pdf</pdf>
Ext3
<pdf width="800px" height="900px">https://de.wikipedia.org/wiki/Datei:Test.pdf</pdf>