.ct-main-archive .ct-archive-container {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.ct-main-archive .ct-archive-container .ct-row {
  display: contents;
}

.ct-main-archive .ct-archive-container .ct-box {
  margin: 0;
  width: auto;
  float: none;
}

@media only screen and (max-width: 900px) {
  .ct-main-archive .ct-archive-container {
    grid-template-columns: 1fr;
  }
}