Learning Objectives
Overview:
Focus on creating a responsive header.

Learning Objectives:
- HTML5 semantic elements.
- CSS3 Flexbox for layout.
- Styling and positioning.
AtopShop Component:
Header section with AtopShop logo, navigation links (About, Contact), and Register/Login buttons.
Assignment:
Build and style the header of AtopShop.
Tips & Tricks
Use semantic HTML5 tags like <header>, <nav>, and <section> to create a well-structured document.