Use "defer" on JS-script in head
Use "defer" on JS-script in head

MarvinMenzerath/WhatColorIsIt,rthbound/WhatMercuryIsIt,rthbound/WhatIoIsIt,rthbound/WhatVenusIsIt,skmezanul/WhatColorIsIt,MarvinMenzerath/WhatColorIsIt,rthbound/WhatSunriseIsIt,rthbound/WhatCallistoIsIt,rthbound/WhatSunsetIsIt,skmezanul/WhatColorIsIt,rthbound/WhatJupiterIsIt,rthbound/WhatGanymedeIsIt,rthbound/WhatMarsIsIt,rthbound/WhatMoonIsIt,rthbound/WhatEuropaIsIt