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