/* Reset de base */
        * {
          box-sizing: border-box;
          margin: 0;
          padding: 0;
        }

        body {
          font-family: 'Segoe UI', sans-serif;
          background: #f2f5f7;
          padding: 20px;
        }

        /* Container principal */
        .container {
          max-width: 500px;
          margin: auto;
          background: white;
          padding: 30px;
          border-radius: 12px;
          box-shadow: 0 0 10px rgba(0,0,0,0.1);
        }

        /* Titre */
        .appointment-form h2 {
          text-align: center;
          margin-bottom: 20px;
          color: #333;
        }

        /* Labels et Inputs */
        .appointment-form label {
          display: block;
          margin-top: 15px;
          font-weight: bold;
          color: #444;
        }

        .appointment-form input,
        .appointment-form textarea {
          width: 100%;
          padding: 10px;
          margin-top: 5px;
          border: 1px solid #ccc;
          border-radius: 6px;
          transition: border-color 0.3s ease;
        }

        .appointment-form input:focus,
        .appointment-form textarea:focus {
          border-color: #007BFF;
          outline: none;
        }

        /* Bouton */
        .appointment-form input[type='submit'] {
          width: 100%;
          padding: 12px;
          margin-top: 25px;
          background-color: #007BFF;
          color: white;
          border: none;
          border-radius: 6px;
          font-size: 16px;
          cursor: pointer;
          transition: background 0.3s ease;
        }

        .appointment-form input[type='submit']:hover {
          background-color: #0056b3;
        }

        /* Responsive */
        @media (max-width: 600px) {
          .container {
            padding: 20px;
          }

          .appointment-form h2 {
            font-size: 22px;
          }
        }