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grid-container which is the dashboard layout itself. If you wish to limit the scope of your styling to the dashboard itself, you may want to limit your styles to a selector such as. It can affect the global navigation and other areas of the page that the dashboard itself sits in (whether in edit mode or not). The CSS template affects more than just the Dashboard itself. Be careful to make your stylesheet flexible and maintainable, as certain selectors may not be supported forever, and these changes to the product’s DOM are not considered breaking changes. Superset is constantly undergoing numerous design and code changes, and any of these component migrations/refactors or layout changes may have unexpected effects on the DOM of the dashboard page (and thus your CSS selectors). Here are a few of the things you should be aware of if you’re going to invest your time and energy in custom CSS themes for your Superset dashboards. There are a lot of things you can do, as well as a lot that you can’t or shouldn’t. I don’t want to mince words here… you’re entering a world of fragility and edge cases. Here be dragons (Important Caveats/Gotchas) We’ll get to more about these templates (namely, deploying and contributing to them) later.Ģ. These examples are fairly antiquated, acting as a starting point to show you a few things you can tweak. You'll be presented with a full-fledged CSS editor, which also contains a menu in the top right to select from a couple of example templates to give you an idea of how to start tweaking things. You’ll be able to access the Dashboard's CSS theme editor by clicking 'Edit Dashboard' and then selecting the “Edit CSS” item from the overflow menu with the three dots (note that this menu item is not visible unless you’re actually editing the dashboard). We’ll get to some example use cases shortly, but for now, you might be wondering how to edit a dashboard’s CSS. We’ll look more closely at those limitations shortly. However, certain risks and “gotchas” make this an almost beta-esque feature, with limited support. Superset’s CSS editor allows you to cover a LOT of ground in customizing a dashboard. They’re here to whet your appetite, pique your interest, and help get the ball rolling for you. Some of the CSS examples herein are admittedly a bit hacky. If you’re not familiar with CSS in general, there are countless tutorials a search (or GPT conversation) away. There are countless directions you can take this (some more sensible than others). This post is by no means intended to be comprehensive in nature regarding what you can or can’t do with CSS in Superset. In this post, we’ll cover various approaches to applying CSS to various elements in your Superset dashboards with certain selector techniques, a few frequently requested starting points as examples, and of course a few words of caution. Enterprise BI users might be interested in lending a splash of color or typographic treatment to match their house branding (especially in embedded dashboard applications). In order to make dashboards more meaningful, efficient to interpret, or just more… bespoke, you might find yourself wanting to add a little touch of style.

Apache Superset has a lot of core product strengths that it offers to different user personae, but at the end of the day, effective dashboard consumption is the key goal of any BI product.

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