// Shorcut to set black color with alpha in rgba() // // box-shadow: 0 0 5px black(0.7) @function black($opacity)

@return rgba(0, 0, 0, $opacity)

// Shorcut to set white color with alpha in rgba() // // box-shadow: 0 0 5px white(0.7) @function white($opacity)

@return rgba(255, 255, 255, $opacity)