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