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