This training course paves your way to professional programming in the world of the web, through an explanation and practical application of the code, designing interfaces, and understanding the user experience, while providing various programming challenges and many projects. This course is divided into 11 parts to provide everything you need to learn about HTML5 and CSS3 from the beginning to mastery. In this part, we will tackle a project based on user interface and user experience, as well as make them responsive across all devices. By taking this comprehensive course, participants will be able to hone their coding skills and jumpstart any digital development projects with confidence.