Certificate of completion

Antonio Igor Cardoso Mello Junior

JavaScript: manipulating elements in the DOM

completed the online course with an estimated workload of 6 hours.

Finished at August 12, 2025

Guilherme Silveira

Coordinator

Paulo Silveira

Chief Vision Officer

https://cursos.alura.com.br/certificate/b91d3579-8f2a-42fe-9498-498233d5d59d

Course lessons

JavaScript: manipulating elements in the DOM

  • Starting the Fokus project
  • Manipulating page elements
  • Applying audio and styles
  • Developing the timer
  • Finishing the project
Certificate authenticity QR code
Formal Certificate