Element block pseudo-class :active generated with border 0px rgba(0,0,0,1) solid border-radius padding 20px box-shadow 1px 1px 1px rgba(0,0,0,0.3) transition width 160px float none display block text-shadow 1px 1px 1px rgba(0,0,0,0.2) cursor default font-size 52px box-sizing content-box background transform overflow hidden position static margin 0px line-height 1 height auto font-weight normal z-index auto