Solution Use nested flex containers. Get rid of percentage heights. Get rid of table properties. Get rid of vertical-align. Avoid absolute positioning. Just stick with flexbox all the way through. Apply display: flex to the flex item (.item), making it a flex container. This automatically sets align-items: stretch, which tells the child (.item-inner) to expand … Read more
You have fixed heights on your child elements (.block). Based on that information, we can extrapolate the height of the container (#wrapper). By knowing the height of the container, your layout can be achieved using CSS Flexbox with flex-direction: column and flex-wrap: wrap. A fixed height on the container serves as a breakpoint, telling flex … Read more
Important! Vertical center is relative to the height of the parent If the parent of the element you’re trying to center has no defined height, none of the vertical centering solutions will work! Now, onto vertical centering… Bootstrap 5 (Updated 2021) Bootstrap 5 is still flexbox based so vertical centering works the same way as … Read more
Unfortunately, in the current iteration of flexbox (Level 1), there is no clean way to solve the last-row alignment problem. It’s a common problem. It would be useful to have a flex property along the lines of: last-row last-column only-child-in-a-row alone-in-a-column This problem does appear to be a high priority for Flexbox Level 2: CSS … Read more
Flexbox is a “1-dimensional” layout system: It can align items along horizontal OR vertical lines. A true grid system is “2-dimensional”: It can align items along horizontal AND vertical lines. In other words, cells can span across columns and rows, which flexbox cannot do. This is why flexbox has a limited capacity for building grids. … Read more
In CSS, the parent container doesn’t know when its children wrap. Hence, it continues scaling its size oblivious to what’s going on inside. Put another way, the browser renders the container on the initial cascade. It doesn’t reflow the document when a child wraps. That’s why the container doesn’t shrink-wrap the narrower layout. It just … Read more
Below are five options for achieving this layout: CSS Positioning Flexbox with Invisible DOM Element Flexbox with Invisible Pseudo-Element Flexbox with flex: 1 CSS Grid Layout Method #1: CSS Positioning Properties Apply position: relative to the flex container. Apply position: absolute to item D. Now this item is absolutely positioned within the flex container. More … Read more
2021 Update CSS Grid Layout Level 3 includes a masonry feature. Code will look like this: grid-template-rows: masonry grid-template-columns: masonry As of March 2021, it’s only available in Firefox (after activating the flag). https://drafts.csswg.org/css-grid-3/#masonry-layout https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Grid_Layout/Masonry_Layout end update; original answer below Flexbox A dynamic masonry layout is not possible with flexbox, at least not in a … Read more
Methods for Aligning Flex Items along the Main Axis As stated in the question: To align flex items along the main axis there is one property: justify-content To align flex items along the cross axis there are three properties: align-content, align-items and align-self. The question then asks: Why are there no justify-items and justify-self properties? … Read more
The Automatic Minimum Size of Flex Items You’re encountering a flexbox default setting. A flex item cannot be smaller than the size of its content along the main axis. The defaults are… min-width: auto min-height: auto …for flex items in row-direction and column-direction, respectively. You can override these defaults by setting flex items to: min-width: … Read more