Generate a valid CSS program to make the font color of a website's headline red
Here is a valid CSS program to make the font color of a website's headline red:

```css
h1 {
    color: red;
}
```
Complete the following task based on the instruction and optional input provided.### Instruction:
Generate a valid CSS program to make the font color of a website's headline red

### Output:
Here is a valid CSS program to make the font color of a website's headline red:

```css
h1 {
    color: red;
}
```