Click the "Try it" button to set the flex property of ALL DIV elements inside the "myDIV" element:

RED
BLUE
Green div with more content.

Note: Internet Explorer 9 and earlier versions and do not support the flex property.

Note: Internet Explorer 10 supports an alternative, the msFlex property. IE11 and newer versions fully support the flex property (do not need the ms prefix).

Note: Safari 6.1 (and newer) supports an alternative, the WebkitFlex property.