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