///Manual formatting methods (for daily use are not required).
///```
///macro_rules! raw_color {
/// (start) => {"\x1B["}; <-- ascii escape, start format. wait color.
/// (end_color) => {"m"}; <-- color end
/// (bold) => {"\x1B[1m"}; <-- add bold format. wait str. ...
/// (end) => {"\x1B[0m"}; <-- end str
///
/// (b, start) => {b"\x1B["}; <-- slice byte alternative
/// (b, end_color) => {b"m"}; <-- slice byte alternative
/// (b, bold) => {b"\x1B[1m"}; <-- slice byte alternative
/// (b, end) => {b"\x1B[0m"}; <-- slice byte alternative
///}
///```