https://www.digidop.fr/blog/multi-step-form-webflow#etape-7-personnalisez-des-buttons-pour-passer-dune-etape-a-lautre:~:text=%3Cscript%20src%3D%22https%3A//cdn.jsdelivr.net/gh/videsigns/webflow%2Dtools%40latest/multi%2Dstep.js%22%3E%20%3C/script%3E