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