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