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