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