macro_rules! animation_direction {
css_macros::easy_enum! {animation-direction normal reverse alternate alternate-reverse} => { ... };
css_macros::easy_enum! {animation-direction normal reverse alternate alternate-reverse} => { ... };
css_macros::easy_enum! {animation-direction normal reverse alternate alternate-reverse} => { ... };
css_macros::easy_enum! {animation-direction normal reverse alternate alternate-reverse} => { ... };
css_macros::easy_enum! {animation-direction normal reverse alternate alternate-reverse} => { ... };
css_macros::easy_enum! {animation-direction normal reverse alternate alternate-reverse} => { ... };
css_macros::easy_enum! {animation-direction normal reverse alternate alternate-reverse} => { ... };
css_macros::easy_enum! {animation-direction normal reverse alternate alternate-reverse} => { ... };
}