Test: animate

#1 Open, close and toggle height between 0 and auto

#2 Open, close and toggle width between 0 and auto

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#3 Animate padding

#4 Animate margin

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#5 Animate position

#6 Open, close height between specified values

#7 Open, close width between specified values

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#8 Open, close and toggle multiple items

#9

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Edge cases

#10 less pixel than steps

#11 Half pixel step size