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