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