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