.toolbar {
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 612px;
  }
  
  .toolbar-btn {
    background-color: #4CAF50;
    border: none;
    color: white;
    padding: 10px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
    cursor: pointer;
    border-radius: 4px;
  }
  
  .toolbar-btn:hover {
    background-color: #3e8e41;
  }