---
title: "Resolve theme CSS for a registered public host"
method: GET
path: "/resolved/css"
tags: ["ThemeResolution"]
---

# Resolve theme CSS for a registered public host

`GET /resolved/css`

Host-resolved CSS companion to `GET /resolved`.

## Parameters

- `./theme-components.yml#/components/parameters/VariantQuery` — unresolved $ref
- `./theme-components.yml#/components/parameters/ApplicationIdQuery` — unresolved $ref
- `./theme-components.yml#/components/parameters/ResolutionModeQuery` — unresolved $ref
- `./theme-components.yml#/components/parameters/IfNoneMatchHeader` — unresolved $ref

## Response `200`

Resolved theme as CSS custom properties.

## Other responses

- `304` — Cached CSS is still current.
- `404` — unresolved $ref
- `500` — unresolved $ref

## Changes

- **2026-07-17** `a2197538ab3a` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/sphereon-opensource/apis/theme-api/changes/resolved/css/get.md)

---

[API](https://skmtc.dev/sphereon-opensource/apis/theme-api.md) · [All operations](https://skmtc.dev/sphereon-opensource/apis/theme-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/sphereon-opensource/theme-api/revisions/a2197538ab3a/schema)