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