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