Improve styling

(add pages as going forward) Fix styling on following pages:

• http://localhost:8080/gemeinsamforschen_war/annotation/upload-unstructured-dossier.jsp?projectName=Projekttest
• http://localhost:8080/gemeinsamforschen_war/annotation/upload-unstructured-dossier.jsp?projectName=Projekttest maxHeight fuer quilljs setzen