Less Webfont Example

gistfile1.less

//** Load fonts from this directory.
@icon-font-path-custom: "/typo3conf/path/to/your/fonts/";

@font-face {
    font-family: 'YourFont';
    font-style: normal;
    font-weight: 400;
    src: url('@{icon-font-path-custom}your-webfont.eot');
    src: url('@{icon-font-path-custom}your-webfont.eot?#iefix') format('embedded-opentype'),
         url('@{icon-font-path-custom}your-webfont.woff') format('woff'),
         url('@{icon-font-path-custom}your-webfont.ttf') format('truetype');
}

body {
    font-family: 'YourFont', sans-serif;
}