Bootstrap: wider input field

Question

How can I make the input field wider than the default in Twitter\'s Bootstrap?

I am trying to create a wider search form in the hero-unit class from th

Answer 1

In bootstrap 4, they have designed a bigger input file.

A simple solution to increase the size input file is to use font-size:

Add you style, for example:

input[type="file"] {
  font-size:35px
}

Otherwise, you can make one custom class and add to input control.