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