CSS Gradients - Does not include fall backs || Choose Linear or Radial first

CSS Gradients Mixin.scss

@mixin gradient ($type, $val...) {
  background: -webkit-#{$type}-gradient(#{$val});
  background:    -moz-#{$type}-gradient(#{$val});
  background:     -ms-#{$type}-gradient(#{$val});
  background:      -o-#{$type}-gradient(#{$val});
  background:         #{$type}-gradient(#{$val});
}