### Q1: What is the primary responsibility of a frontend developer?  
### Q2: Can you describe the role of CSS in frontend development?  
### Q3: How does mastering JavaScript frameworks like React or Angular impact a frontend developer's career?  
### Q4: How can frontend developers enhance user engagement on a website?  
### Q5: What specific technologies are essential for frontend developers in today's market?  
### Q6: How can the principles of frontend development be applied to improve business projects?  
### Q7: What communication skills are crucial for frontend developers when collaborating with designers and backend developers?  
### Q8: How can frontend developers effectively convey technical concepts to non-technical stakeholders?  
### Q9: In what ways can strong communication skills enhance a frontend developer's effectiveness in their role?