[skydhash]

Which no one argues about really. But writing code was never the issue of software project. And if you open any books about software engineering, there’s barely any mention of coding. The issue is the process of finding what code to write and where to put it in a practical and efficient way.

In your example, the issue is not with writing the logon screen (You can find several example on github and a lot of css frameworks have form snippets). The issue is making sure that it works and integrate well with the rest of the project, as well as being easy to maintain.