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