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