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