Element block pseudo-class :active generated with margin 0px display block cursor default box-sizing content-box z-index auto font-size 16px height auto width 160px box-shadow 1px 1px 1px rgba(0,0,0,0.3) line-height 1 background border 10px rgba(0,0,0,1) solid border-radius overflow hidden position static transition text-shadow 1px 1px 1px rgba(0,0,0,0.2) float none font-weight normal transform padding 20px