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