Also define the standard property 'transition'

/* Keyword values */
transition-property: none;
transition-property: all;

/* <custom-ident> values */
transition-property: test_05;
transition-property: -specific;
transition-property: sliding-vertically;

/* Multiple values */
transition-property: test1, animation4;
transition-property: all, height, color;
transition-property: all, -moz-specific, sliding;

/* Global values */
transition-property: inherit;
transition-property: initial;
transition-property: unset;