extend explanations and add better displaying capabilities

docs/templates/paris/dienstleistung.json

docs/templates/paris/eigenschaft.json

docs/templates/paris/esfa.json

docs/templates/paris/esqua.json

docs/templates/paris/kontext.json

docs/templates/paris/stakeholder.json

docs/templates/paris/technische-eigenschaft.json

docs/templates/paris/technische.json

docs/templates/paris/ziel.json

public/assets/css/styles.css

templates/eiffel/_form-elicitation.go.html