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