message: Box-shadow radius is extreme, fake it using a pseudo element
diff: min-height block_width
  background-color white
  border-radius connect-border-radius
  - box-shadow 0 0 0 connect-outer-border-size colors-gray-border
  +
  + &:after
  + display block
  + content ''
  + position absolute
  + pointer-events none
  + top -(connect-outer-border-size)
  + right @top
  + bottom @top
  + left @top
  + border connect-outer-border-size solid colors-gray-border
  + border-radius connect-border-radius
  &__border
  display flex
  