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