
PASS Test 'initial' value when nothing is specified 
PASS Test justify-content: 'initial' 
PASS Test grid items justify-content: 'initial' 
PASS Test flex items justify-content: 'initial' 
PASS Test absolute positioned elements justify-content: 'initial' 
PASS Test absolute positioned grid items justify-content: 'initial' 
PASS Test absolute positioned flex items justify-content: 'initial'