Element block pseudo-class :active generated with display block border 0px rgba(0,0,0,1) solid line-height 1 margin 0px transform box-sizing content-box cursor default float none background text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition box-shadow 1px 1px 1px rgba(0,0,0,0.3) position static z-index auto height auto overflow hidden padding 20px border-radius font-size 16px width 160px font-weight normal