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