.form-group {
    margin-bottom: 1rem;
  }
  
  label {
    font-weight: bold;
  }
  
  input[type="text"],
  input[type="email"],
  input[type="tel"],
  select {
    width: 100%;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    color: #495057;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: 0.25rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
  }
  
  input[type="text"]:focus,
  input[type="email"]:focus,
  input[type="tel"]:focus,
  select:focus {
    border-color: #80bdff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
    outline: 0;
  }
  
  .btn {
    padding: 0.375rem 1rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: 0.25rem;
    background-color: #007bff;
    color: #fff;
  }