Explorer9 and earlier versions, or in Safari.Explorer9 and earlier versions, or in Safari.Explorer9 and earlier versions, or in Safari.Explorer9 and earlier versions, or in Safari.Explorer9 and earlier ver
'flex' is not supported by InternetExplorer < 11. Add '-ms-flex' to support InternetExplorer 10+.'flex-direction' is not supported by InternetExplorer < 11.Add '-ms-flex-direction' to support I