html {
  height: 100%;
  width: 100%;
}

#array-container {
  display: flex;
  justify-content: center;
  align-items: end;
  height: 500px;
  margin-top: 20px;
}

.bar {
  width: 5px;
  background-color: #3498db;
  margin: 1px;
}