How to make input required in html

- How to make input field required in html
- How to make input in html
- How to make input box in html
- How to make input mandatory in html
- How to make input button in html
- How to make input uppercase in html
- How to make input field in html
- How to make input disabled in html
- How to make input invisible in html
- How to make input text in html
- How to make input readonly in html
- How to make input box bigger in html
- How to make input box smaller in html
- How to make otp input in html
- How to make dropdown input in html