Element block pseudo-class :active generated with padding 20px cursor default box-sizing content-box margin 0px position static font-weight normal transition border-radius font-size 16px float none width 100% border 0px rgba(0,0,0,1) solid height 0% overflow hidden background display block transform line-height 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) z-index auto box-shadow 4px 4px 6px rgba(0,0,0,0.4)