body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;    
}

.container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: left;
    justify-content: center;
    height: 100vh;
    font-family: Arial, sans-serif;
    padding: 15px;
  }
  
  h1 {
    font-size: 3rem;
    margin: 0;
  }
  
  #question {
    font-size: 2rem;
    margin-bottom: 2rem;
  }
  
  #options {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
  }
  
  #options button {
    display: block;
    margin-bottom: 1rem;
    padding: 0.5rem 1rem;
    font-size: 1.5rem;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    text-align: left;
    width: 100%;
  }
  
  #options button.correct {
    background-color: #4CAF50;
    color: white;
  }
  
  #options button.wrong {
    background-color: #f44336;
    color: white;
  }
  
  #next-btn {
    margin-top: 2rem;
    padding: 0.5rem 1rem;
    font-size: 1.5rem;
    border-radius: 0.5rem;
    border: none;
    background-color: #008CBA;
    color: white;
    cursor: pointer;
  }
  
  #next-btn:hover {
    background-color: #006B87;
  }

  .ordinal-number {
    font-size: 2.0rem;
    font-weight: bold;
    color: white;
    background-color: black;
    padding: 0.2rem 0.5rem;
    border-radius: 0.2rem;
    margin-right: 0.5rem;
  }

  footer {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: space-between;    
    padding-top: 1rem;
    padding-left: 15px;
    padding-right: 15px;
    padding-bottom: 15px;
  }

  #progress-text, #score-text {
    margin: 0;
  }