# External Resource

In the absence of a nice Web [module system](../../doc/index.md) we just copy modules here as we need them:

Useful resources:

- browserify-as-a-service <https://wzrd.in/> 
  - <https://wzrd.in/standalone/markdown-it-attrs@latest>

* * *
<style> .bla { background-color: yellow } </style>

## Foo{.bla style="font-size:400%"}

```javascript {style="font-size:200%"}
function foo() {

}
3 + 4
```

```python {data="high"}
nums = [x for x in range(10)]
```

```python 
nums = [x for x in range(10)]
```