Flexbox align-items is a powerful CSS property that allows developers to control how flex items are positioned along the cross axis of their container. By using align-items, you can easily align flex items vertically within a flex container, whether it's in a row or column layout. This property offers various options such as flex-start, flex-end, center, baseline, and stretch, enabling precise control over the alignment of items. Flex-start aligns items at the beginning of the container,