main {
  padding: 1em 0 2em 0;
  background-color: rgb(219, 219, 219);
}

.block-system-main-block {
  border-top: solid 3px rgb(221, 51, 51);
}

@media screen and (min-width: 1024px) {

  main {
    margin-top: -2.0em;
  }

  .content-flex {
    display: flex;
    flex-wrap: wrap;
    gap: 2.0em;
  }
  
  .content-flex .flex-item {
    max-width: 45%;
  }
  
}