Element input pseudo-element :before generated with padding 20px font-size 16px margin -17px width auto height auto box-sizing content-box transform cursor default float none border 1px #b7b7b7 solid box-shadow 2px 2px 2px rgba(0,0,0,0.2) display inline-block overflow visible position static text-shadow 1px 1px 0px rgba(255,255,255,0.66) z-index auto transition border-radius font-weight normal line-height normal background