.content {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: max-content auto 1fr;
}

.row {
  grid-column: 1 / 13;
}

samp {
  font-size: 1.2rem;
}

.data-table {
  display: grid;
  row-gap: 1rem;
}
.data-table-row {
  display: grid;
  column-gap: 0.25rem;
  row-gap: 0.25rem;
  border: 1px solid var(--secondary-background-color);
  border-radius: 0.4rem;
  padding: 0.5rem;
}
.data-table-row:hover {
  background-color: var(--secondary-background-color);
}
a.data-table-row {
  color: var(--primary-text-color);
}
a.data-table-row:hover {
  text-decoration: none;
}
.data-table-row.header-row {
  display: none;
  background-color: var(--tertiary-background-color);
}

.data-table-cell .data-table-cell-label {
  font-weight: 600;
}

.main-form,
.login-message {
  grid-column: 1 / 13;
}
@media only screen and (min-width: 768px) {
  .main-form,
  .login-message {
    grid-column: 1 / 10;
  }
}
@media only screen and (min-width: 1024px) {
  .data-table {
    row-gap: 0.5rem;
  }
  .data-table-row.header-row {
    display: grid;
  }
  .data-table-row:not(.header-row) .data-table-cell-label {
    display: none;
  }
  .main-form,
  .login-message {
    grid-column: 1 / 8;
  }
}
@media only screen and (min-width: 1280px) {
  .main-form,
  .login-message {
    grid-column: 1 / 6;
  }
}
@media only screen and (min-width: 1580px) {
  .main-form,
  .login-message {
    grid-column: 1 / 5;
  }
}