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