Fancy Components
Move your cursor across the line. It grabs when close, stretches as you pull, and snaps back with spring physics.
Default spring (stiffness 300, damping 5)
Thick (3px) / loose spring (stiffness 120, damping 3)
Tight spring (stiffness 500, damping 15) / grab threshold 8
Stacked lines with varying damping
Vertical / stiffness 200, damping 8