variable-sass
HTML
<body>
<h1>welcome to Sass Master <span>@code4mk</span></h1>
</body>SCSS
$font-stack: Helvetica, sans-serif;
$primary-color: #fff;
$span-color: blue;
body {
font: 100% $font-stack;
color: $primary-color;
}
span{
color:$span-color;
}