message: Fix grid alignment for event items with borders
diff: @media $media-sm-up
  rounded-corners()
  theme-prop('border-color', 'bg-offset')
  - padding: $-item-padding
  border-width: 2px
  border-style: solid
  + padding: $-item-padding - @border-width
  margin-left: 0
  margin-right: 0
  