- type (optional) – dropcap type, availables: (default), circle
- background (circle type only, optional) – circle color, use color name (ex. «red») or hex (ex. «#D33636»)
- color (optional) – text color, use color name (ex. «white») or hex (ex. «#FFFFFF»)
- text-shadow (optional) – text shadow color, use color name (ex. «gray») or hex (ex. «#DDDDDD»)
