sign convention in translate in css code example

Example 1: css transform

transform: matrix(1, 2, 3, 4, 5, 6);
transform: matrix3d(1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
transform: translate(120px, 50%);
transform: scale(2, 0.5);
transform: rotate(0.5turn);
transform: skew(30deg, 20deg);
transform: scale(0.5) translate(-100%, -100%);
transform: perspective(17px);

Example 2: css trasnalte

/* Single <length-percentage> values */
transform: translate(200px);
transform: translate(50%);

/* Double <length-percentage> values */
transform: translate(100px, 200px);
transform: translate(100px, 50%);
transform: translate(30%, 200px);
transform: translate(30%, 50%);