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