FEAT #11362 TIME 3 fix dynamic ratio signature with real document size

src/app/document/controllers/DocumentController.php

...nd/app/documentSignList/document-sign-list.component.html

src/frontend/app/pad/pad.component.ts

src/frontend/app/signatures/signatures.component.html

src/frontend/app/signatures/signatures.component.ts

src/frontend/core/styles.scss