You can either set the theme there directly, or you can use our fancy new theme editor interface to build a theme live and then copy it to your config. Themes are set via Streamlit's config system. Otherwise, 'Use system setting' is the default.

Custom theme (only visible when provided by the app author): Use the theme provided by the app author.

Use system setting: Streamlit will automatically pick up your Operating System theme (light or dark) and change colors with your OS (Note: may not work for some browsers and Linux distros).

Dark Mode: This is Streamlit's new dark theme.Light Mode: This is the Streamlit theme you already know and love.There you'll see a redesigned Settings dialog that lets app users choose between different theme options: To toggle between various themes, go to Menu on the top-right corner and choose Settings. This is useful for people who are using the app in a dark environment, or for folks with accessibility needs, who want to override your app's custom theme. In addition, for accessibility and user-friendliness, we're also giving app viewers the ability to toggle between light and dark themes.Ĭheck out our video tutorial for more help and this sample app if you want to dive right in! Introducing Dark Mode!īefore we get into custom themes, let's talk about dark mode.īy popular demand, we now provide app viewers the ability to customize how they'd like to experience your app. Streamlit Theming now allows you to easily change the color scheme and fonts in your app without ever having to touch any HTML or CSS.

We like to think Streamlit apps are beautiful out of the box (hopefully you do too!), but up until today it wasn't easy to change the look and feel to reflect your personal style or your company's visual branding.

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