transition-property: value;
object.style.transitionProperty = "value";
<'transition-property'> = none | <single-transition-property>#
none
No property will transition.
<single-transition-property> = all | <custom-ident>
all
Indicates all properties are to be transitioned.
<custom-ident>
Specifies any valid identifier that is not misinterpreted as a keyword.