Relier Pairs Design Elements #1Version en ligne Test your knowledge of the basic elements of hair design. par Rosalind Carter 1 vertical lines 2 Transitional lines 3 diagonal lines 4 parallel lines 5 single lines 6 Horizontal lines 7 Contrasting lines 8 directional lines 9 curved lines Repeating lines in a hairstyle. Lines with a definite forward or backward movement. Move in a circular or semi-circular direction. Often used to emphasize or minimize facial features. create width in a hairstyle. Create length and height in hair design. curved lines that are used to blend and soften horizontal or vertical lines. horizontal and vertical lines that meet at a 90-degree angle. Used in the one-length hairstyle.