Paralaks Kaydırma Efekti

<style>
.parallax-container {
  height: 400px;
  overflow: hidden;
  position: relative;
}

.parallax-bg {
  background-image: url("https://source.unsplash.com/random/1200x800?nature");
  height: 150%;
  width: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background-size: cover;
  background-position: center;
  z-index: -1;
}

.parallax-content {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: white;
  text-align: center;
  padding: 0 20px;
  text-shadow: 2px 2px 5px rgba(0,0,0,0.5);
}

.parallax-content h2 {
  font-size: 3rem;
  margin-bottom: 20px;
}

.parallax-content p {
  font-size: 1.2rem;
  max-width: 600px;
}
</style>

<div class="parallax-container">
  <div class="parallax-bg" id="parallax-bg"></div>
  <div class="parallax-content">
    <h2>Paralaks Efekti</h2>
    <p>Sayfanızda derinlik hissi yaratmak için bu basit paralaks efektini kullanabilirsiniz.</p>
  </div>
</div>

<script>
window.addEventListener("scroll", function() {
  const parallaxBg = document.getElementById("parallax-bg");
  let offset = window.pageYOffset;
  parallaxBg.style.transform = "translateY(" + offset * 0.5 + "px)";
});
</script>