Element block pseudo-class :active generated with background text-shadow 1px 1px 1px rgba(0,0,0,0.2) border-radius font-size 12px height auto box-sizing content-box font-weight normal box-shadow 0px 0px 0px rgba(0,0,0,0.3) transition float none cursor default z-index auto padding 10px position static overflow hidden display block opacity 1 border 0px rgba(0,0,0,1) solid transform margin 0px line-height 1 outline none width 300px