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