Input without box

1. What is the input box called?
2. How do you make an input field without a border?

What is the input box called?

A text box (input box), text field or text entry box is a control element of a graphical user interface, that should enable the user to input text information to be used by a program.

How do you make an input field without a border?

To have clear fields in your forms, set the outline property to its "none" value, which is used to display no outline.