How to make the block bigger?

Answer 1

Use height and width. Make sure it's display: block, you'll learn more of that later.

Answer 2

.block, input {
display: block;
width: 500px;
height: 100px;
}

use css to control style of ur elements
.block (a class of ur element or block what ever u call it) and if u want to change inputbox height or width
use ur class name. change width height