SCSS: Radial Gradient (Mixin)
@mixin gradient-radial($innerColor: #555, $outerColor: #333) {
background-color: $outerColor;
background-image: -webkit-gradient(radial, center center, 0, center center, 460, from($innerColor), to($outerColor));
background-image: -webkit-radial-gradient(circle, $innerColor, $outerColor);
background-image: -moz-radial-gradient(circle, $innerColor, $outerColor);
background-image: -o-radial-gradient(circle, $innerColor, $outerColor);
background-repeat: no-repeat;
}