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