.collapsible-body {
  @include box-sizing(border-box);
  border-bottom : 1px solid $collapsible-border-color;
  display       : block;
  overflow      : auto;

  &.collapsed {
    height   : 0;
    overflow : hidden;
  }

  p {
    margin  : 0;
    padding : 2rem;
  }
}