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