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