I was a <div>, now I am a <span>

I am a <div>, a hacker wants me to be a <script>, but I said no!

I am a <div>, a hacker wants me to be a <style>, but I said no!

I am a <div>, a hacker wants me to be a <link>, but I said no!

I am a <div>, a hacker wants me replaced with <script>alert('hello')</script><!--, but I said no!

I was a <div>, but a developer wanted me to become a <customtag>.