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