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