```html
<section class="services-section">
  <style>
    .services-section {
      font-family: "Nunito", "Arial Rounded MT Bold", Arial, sans-serif;
      background: #f8f7f3;
      color: #2b2b2b;
      padding: 50px 20px;
      text-align: center;
    }

    .services-container {
      max-width: 900px;
      margin: 0 auto;
    }

    .services-section h1 {
      font-size: 42px;
      margin-bottom: 12px;
      font-weight: 800;
    }

    .intro-text {
      font-size: 18px;
      line-height: 1.6;
      max-width: 650px;
      margin: 0 auto 35px;
      color: #555;
    }

    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 18px;
      margin-top: 30px;
    }

    .service-card {
      background: #ffffff;
      padding: 26px 22px;
      border-radius: 22px;
      box-shadow: 0 8px 22px rgba(0, 0, 0, 0.07);
      text-align: left;
    }

    .service-card h2 {
      font-size: 23px;
      margin: 0 0 10px;
      font-weight: 800;
    }

    .service-card p {
      font-size: 16px;
      line-height: 1.6;
      margin: 0;
      color: #555;
    }

    .contact-bar {
      margin-top: 38px;
      background: #ffffff;
      border-radius: 22px;
      padding: 24px;
      box-shadow: 0 8px 22px rgba(0, 0, 0, 0.07);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      text-align: left;
    }

    .contact-bar h2 {
      font-size: 24px;
      margin: 0 0 6px;
      font-weight: 800;
    }

    .contact-bar p {
      font-size: 16px;
      margin: 0;
      color: #555;
      line-height: 1.5;
    }

    .contact-button {
      display: inline-block;
      white-space: nowrap;
      padding: 14px 24px;
      background: #2b2b2b;
      color: #ffffff;
      text-decoration: none;
      border-radius: 999px;
      font-size: 17px;
      font-weight: 700;
      transition: 0.2s ease;
    }

    .contact-button:hover {
      background: #444;
      transform: translateY(-2px);
    }

    @media (max-width: 650px) {
      .contact-bar {
        flex-direction: column;
        text-align: center;
      }

      .services-section h1 {
        font-size: 34px;
      }
    }
  </style>

  <div class="services-container">
    <h1>Pet Sitting Services</h1>

    <p class="intro-text">
      Friendly and reliable care for your pets when you need an extra hand.
      Whether it is a walk, a quick feeding visit, or a check-in while you are away,
      your pets will be cared for with attention and kindness.
    </p>

    <div class="services-grid">
      <div class="service-card">
        <h2>Dog Walking</h2>
        <p>
          Regular or one-off dog walks to help keep your dog active, happy, and well looked after.
        </p>
      </div>

      <div class="service-card">
        <h2>Pet Feeding Visits</h2>
        <p>
          Simple home visits to feed your pets, refresh their water, and make sure they are comfortable.
        </p>
      </div>

      <div class="service-card">
        <h2>Holiday Pet Check-ins</h2>
        <p>
          Helpful check-ins while you are away, giving your pets care and making sure everything is okay at home.
        </p>
      </div>
    </div>

    <div class="contact-bar">
      <div>
        <h2>Need help with your pet?</h2>
        <p>Get in touch to ask about availability and pet sitting options.</p>
      </div>

      <a class="contact-button" href="contact.html">Contact Vera</a>
    </div>
  </div>
</section>
```