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