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