The mod() Css function returns a modulus left over when the first parameter is divided by the second parameter, similar to the JavaScript remainder operator (%). The modulus is the value left over when one operand, the dividend, is divided by a second operand, the divisor. It always takes the sign of the divisor....Remember language Deutsch The mod() CSS function returns a modulus left.../ b) * b) . For example, the CSS mod(21, -4) function returns...