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