Appearance
Installation 
You may add phi-components to your project in three different levels:
- As a pure-CSS design system
- As a framework-agnostic custom element library
- As a Preact components library
1. As a pure-CSS design system 
With package manager 
Add this package to your project:
json
{
  "dependencies": {
    "phi-components": "zk-phi/phi-components#<commit-or-branch-id>"
  }
}and import CSS.
typescript
import "phi-components/style.css";Without package manager 
Copy dist/style.css to your project,
sh
wget https://raw.githubusercontent.com/zk-phi/phi-components/refs/heads/master/dist/style.css -O styles.cssand load it.
html
<link rel="stylesheet" href="styles.css" />2. As a framework-agnostic custom element library (Web Components) 
2-a. Minimal installation (UMD) 
Copy dist/custom-elements.umd.js and dist/custom-elements.css to your project,
sh
wget https://raw.githubusercontent.com/zk-phi/phi-components/refs/heads/master/dist/custom-elements.umd.js -O phi-components.umd.js
wget https://raw.githubusercontent.com/zk-phi/phi-components/refs/heads/master/dist/custom-elements.css -O styles.cssand load the CSS.
html
<link rel="stylesheet" href="styles.css" />Then call registerPhiComponents to register components.
html
<script src="./phi-components.umd.js"></script>
<script>
  registerPhiComponents();
</script>2-b. ES Modules (without package manager) 
Copy dist/custom-elements.js and dist/custom-elements.css to your project,
sh
wget https://raw.githubusercontent.com/zk-phi/phi-components/refs/heads/master/dist/custom-elements.js -O phi-components.js
wget https://raw.githubusercontent.com/zk-phi/phi-components/refs/heads/master/dist/custom-elements.css -O styles.cssand load the CSS.
html
<link rel="stylesheet" href="styles.css" />Then import and call the exported function to register components.
html
<script type="module">
  import register from "./phi-components.js";
  register();
</script>2-c. With package manager 
Add this package to your project.
json
{
  "dependencies": {
    "phi-components": "zk-phi/phi-components#<commit-or-branch-id>"
  }
}Then import CSS and register components.
typescript
import registerPhiComponents from "phi-components/custom-elements";
import "phi-components/custom-elements/style.css";
registerPhiComponents();3. As a Preact components library 
Add this package to your project.
json
{
  "dependencies": {
    "phi-components": "zk-phi/phi-components#<commit-or-branch-id>"
  }
}Then apply the CSS,
typescript
import "phi-components/style.css";and import any component you want.
typescript
import { Button } from "phi-components";NOTICE 
phi-components includes destyle.css to normalize browser default styles, which may affect existing app.
It's not recommended to mix different design systems together in a project.