/* 1️⃣ Section only as tall as the image */
.bh-sticky-frame {
    position: relative;
    height: auto;
    overflow: visible;
}

/* 2️⃣ Sticky container */
.bh-sticky-holder {
    position: sticky;
    top: 0;
    z-index: 2;
}

/* 3️⃣ Image keeps natural size */
.bh-sticky-image {
    display: block;
    width: 100%;
    height: auto;
    max-height: none;
}