body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
  }
  
  .container {
    max-width: 800px;
    margin: auto;
    padding: 20px;
  }
  
  .header {
    text-align: center;
    padding: 10px 0;
  }
  
  .card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
  }
  
  .card-body {
    padding: 20px;
  }
  
  .title {
    font-weight: 600;
  }
  
  .grade-selection, .grade-list, .time-selection, .date-selection {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .grade-option, .time-option, .date-option {
    border: 1px solid #F35D94;
    cursor: pointer;
    padding: 10px 20px;
    margin: 5px;
    border-radius: 5px;
    text-align: center;
  }

  
  .grade-option.selected, .time-option.selected, .date-option.selected {
    background-color: #F35D94;
    color: white;
  }
  
  .input-div{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  
  input[type="date"], input[type="text"] {
    width: 100%;
    padding: 10px;
    margin: 5px 0px;
    box-sizing: border-box;
    border: 1px solid #F35D94;
    border-radius: 5px;
  }


  
  button {
    background-color: #F35D94;
    color: white;
    border: none;
    padding: 10px;
    border-radius: 5px;
    cursor: pointer;
    width: 100%;
    font-size: 16px;
  }
  
  button:hover {
    background-color: #e03e77;
  }
  
  .section-divider {
    margin: 20px 0;
  }
  #bookButton{
    margin-top: 10px;
  }