.gutters-constrained {
  margin-left: auto;
  margin-right: auto;
  max-width: 1440px;
}

.gutters-full {
  max-width: 100%;
  width: 100%;
}

[class*=gutters-narrow] [class*=gutters-narrow] {
  margin-left: 0;
  margin-right: 0;
}

.gutters-narrow {
  margin-left: auto;
  margin-right: auto;
  max-width: 1380px;
}

@media (max-width: 767px) {
  .gutters-narrow {
    width: 100%;
  }
}