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