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