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