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