.scroll-container{view-timeline-name:--main-scroll;view-timeline-axis:block}@keyframes bg-scale{0%{margin-inline:var(--start-spacing)}to{margin-inline:0}}.section-bg{--start-spacing:4px;animation:both bg-scale;animation-timeline:--main-scroll;animation-range:entry 90% contain 40%}@media (width>=960px){.section-bg{--start-spacing:16px}}@media (width>=1320px){.section-bg{--start-spacing:40px}}