<!-- Formulaire Devis Corporate -->
  body {
    font-family: "Helvetica", sans-serif;
  }
  .devis-form {
    max-width: 700px;
    margin: 40px auto;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    background-color: #fff;
  }
  .devis-form h2 {
    text-align: center;
    margin-bottom: 25px;
    color: #333;
  }
  .devis-form label {
    display: block;
    margin-bottom: 6px;
    font-weight: bold;
    color: #444;
  }
  .devis-form input,
  .devis-form select,
  .devis-form textarea {
    width: 100%;
    padding: 10px 12px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
  }
  .devis-form textarea {
    resize: vertical;
    min-height: 100px;
  }
  .devis-form button {
    display: block;
    width: 100%;
    background-color: #1a73e8;
    color: white;
    font-size: 16px;
    font-weight: bold;
    padding: 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s;
  }
  .devis-form button:hover {
    background-color: #155ab6;
  }
  @media (max-width: 600px) {
    .devis-form {
      padding: 20px;
    }
  }