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