CSS Fronteira (CSS Border)

CSS Fronteira (CSS Border)  fonte e créditos: w3schools CSS Border CSS Border PropertiesThe CSS border properties allow you to specify the style and color of an element's border.Border StyleThe border-style property specifies what kind of border to display. None of the border properties will have ANY effect unless the border-style property is set!border-style values:none: Defines no borderdotted: Defines a dotted borderdashed: Defines a dashed bordersolid: Defines a solid borderdouble: Defines two borders....