.fraction-container {
    display: inline-flex;
    align-items: center;
    vertical-align: middle;
  }
  
  .fraction-sign {
    font-size: 1.4em;
    margin-right: 4px;
    line-height: 1;
  }
  
  .fraction-table {
    border-collapse: collapse;
    display: inline-table;
    width: auto;
    margin: 0;
  }
  
  .fraction-table td {
    text-align: center;
    padding: 2px 8px;
  }
  
  .fraction-table tr:nth-child(1) td {
    border-bottom: 1px solid black;
  }
  
  .final-answer-box {
    font-weight: bold;
    margin-top: 16px;
    font-size: 1.1em;
    display: inline-block;
    text-align: center;
  }