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