Responsive Design - Cross Device Preview and Testing

The video tutorial emphasizes the importance of cross-browser testing due to the vast number of browsers and versions available. It advocates for simultaneous development and testing to catch bugs early and streamline the process. The tutorial highlights the expanded roles in testing, including marketers and users, and introduces the Blisk browser as a tool for testing across different devices and configurations. A checklist for cross-browser testing is provided, covering various potential issues like layout problems, SSL errors, and navigation failures. The tutorial concludes with a segue into HTML and CSS coding considerations for responsive design.

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