.plans {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto 2em;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: stretch;
  justify-content: space-evenly;
}

.plan {
  min-width: 400px;
}

.footer {
  margin-top: 1.5em;
  width: 100%;
  text-align: left;
}

@media only screen and (max-width: 900px) {
  .plan:not(first-child) {
    margin-top: 4em;
  }
}