• used to structure detailed information for different topics on one page
  • the accordion element has at least one "box" which can be expanded/collapsed with the mechanism 
    • the mechanism is a +/- button
    • for mobile use it is recommended to close all "boxes" and just expend them when they are interacted with
    • alternatively the first accordion can be expended by default
    • when there's many boxes, an element to expended them all can be added to the element 
  • the title of an accordion box should be h4
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