[message_box bg=”http://tommyvedvik.com/dummy.gif”] This is a Message box shortcode! Add anything here [button text=’Learn more’ link=’http://’ style=’small alt-button white’] [/message_box]

[message_box bg="http://imageurl/#hex"]
  This is a Message box shortcode! Add anything here [button text='Learn more' link='http://' style='small alt-button white']
[/message_box]