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