KNACSS/less/_00-config.less

// Config file : variables, mixins, ...

// LESS values : adapt them to your design
@basefont				: 14px; // if "14px" then 1em = 14px
@lh						: 1.5; // equiv line-height 1.5em
@h1-size				: 32px; // equiv "32px"
@h2-size				: 28px; // equiv "28px"
@h3-size				: 24px; // equiv "24px"
@h4-size				: 20px; // equiv "20px"
@h5-size				: 18px; // equiv "18px"
@h6-size				: 16px; // equiv "16px"
@basecolor				: #000; // text color on body
@basebg					: #fff; // body background color
@basecolor-link			: #333; // primary links color;
@basecolor-link-hover	: #000; // primary hovered/focused links color;
@smallvalue				: 10px; // small value for margins / paddings
@mediumvalue			: 20px; // medium value for margins / paddings
@largevalue				: 30px; // large value for margins / paddings
@tinyscreen				: 480px; // tiny screens media query
@smallscreen			: 768px; // small screens media query
@largescreen			: 1280px; // large screens media query
@gutter					: 20px; // gutter value (%, px, em, rem, etc) for grid layouts
@fontstack1				: Helvetica, Arial, sans-serif; // common font
@fontstack2				: Consolas, 'DejaVu Sans Mono', Courier, monospace; // monospace font
@fontstack3				: FreeSans, Arimo, "Droid Sans", Helvetica, Arial, sans-serif; // universal stack

// LESS mixins : don't touch or you'll be banned ;)
// px to em/rem 
.rem(@size, @bf: @basefont){
	@rem: round((@size / 10),4);
	font-size: unit(@rem, rem);
}
.em(@size, @bf: @basefont){
	@em: round((@size / @bf),4);
	font-size: unit(@em, em);
}
// flow for headings
.flow(@size, @bf: @basefont, @bh: @lh) {
	@marg: @bh * @bf / @size;
	@mt: unit(@marg,em);
	margin-top: @mt;
	margin-bottom: 0; 
	@rem: round((@size / 10),4);
	font-size: unit(@rem, rem);
	@coef: ceil(1/@mt);
	line-height: unit((@mt * @coef));    
}