Overcoming the Limitations of background-size: cover in Mobile Safari

iOS devices present a unique challenge when it comes to implementing background images that cover entire elements using background-size: cover. Despite the expected behavior, this property often yields undesirable results on these platforms.

To address this issue, a clever workaround has emerged. By adjusting the background-attachment property to scroll within a media query specifically targeting iPhones, the problematic behavior can be corrected.

Here's an updated version of the provided code:

.section {
  margin: 0 auto;
  position: relative;
  padding: 0 0 320px 0;
  width: 100%;
}

#section1,
#section2,
#section3 {
  background-size: cover;
  background-attachment: fixed;
  background-position: center center;

  @media (max-width: @iphone-screen) {
    background-attachment: scroll;
  }
}

By including this media query, the background-attachment property is set to scroll only for devices with a width less than or equal to the predefined @iphone-screen variable. This ensures that the background images behave as expected on iPhones while maintaining their fixed position on larger screens.

This solution provides a simple and elegant way to handle this common issue, allowing you to create seamless full-width background images on all devices, including iOS.