Width For Group Of Buttons

1. How can I make a button 100% width?
2. How to set width and height of button in CSS?
3. How do you create a button in full width of a container?

How can I make a button 100% width?

To do so use display: block and width: 100% . This property can be used with <button> element as well as <input> element.

How to set width and height of button in CSS?

To set the button width, use the CSS width property.

How do you create a button in full width of a container?

display: block and width: 100% is the correct way to go full width but you need to remove the left/right margin on the button as it pushes it outside the containing element. for more information on the box-sizing property, read the MDN docs.