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