SCSS Contêiner responsivo

@mixin container {
  width: 100%;
  display: inline-block;
  margin: 0 auto;
  transition: width .1s;

  @media (min-width: 640px) {
    width: 640px;
  }
  @media (min-width: 768px) {
    width: 768px;
  }
  @media (min-width: 1024px) {
    width: 1024px;
  }
  @media (min-width: 1280px) {
    width: 1280px;
  }
  @media (min-width: 1536px) {
    width: 1536px;
  }
}
João victor Dos santos