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