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