.container {
  display: grid;
  grid-template-columns: 6fr 1fr;
  gap: 10px;
}
.calendar_inputs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

@media screen and (max-width: 750px) {
  .container {
    grid-template-columns: repeat(1, 1fr);
  }

  .container button {
    padding: 20px 0px;
  }
}