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