.test-grid {
  height: 1px;
  min-height: 1px;
  flex-grow: 1;
}

.test-container {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.test-header {
  margin-bottom: 1rem;
}

.test-header button:not(:first-child) {
  margin-left: 5px;
}