about input element

[Srikanth Challa]

Sir,I Have a Doubt About input Element,You said Input Is An Inline
Element If it is, So Then Lets See This Below Link This Is My Html.

http://realution.in/htmlcss/practise/post.html


In This html I Gave Input Element To Form1 And Span Element In
Form2.Span Is Inline And Input Is also Inline Element But,
Why They Are Displaying In Different Ways?.
If Not,What About Input element?
What Is The Difference Between Span,Input,And Div Elements?




Please Answer The Above
Questions Because I Want To Learn More In It.

[Srikanth Challa]