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