newsupernova/vendor/magento/theme-adminhtml-backend/web/mui/styles/_base.less

// /**
//  * Copyright © Magento, Inc. All rights reserved.
//  * See COPYING.txt for license details.
//  */

// Fonts
.lib-font-face(
    @family-name: @icons__font-name,
    @font-path: @icons__font-path,
    @font-weight: normal,
    @font-style: normal
);

.lib-font-face(
    @family-name: 'MUI-Icons',
    @font-path: '@{baseDir}fonts/MUI-Icons/MUI-Icons',
    @font-weight: 300,
    @font-style: normal
);

.lib-font-face(
    @family-name: @font-family-name__base,
    @font-path: '@{baseDir}fonts/opensans/light/opensans-300',
    @font-weight: 300,
    @font-style: normal
);

.lib-font-face(
    @family-name: @font-family-name__base,
    @font-path: '@{baseDir}fonts/opensans/regular/opensans-400',
    @font-weight: 400,
    @font-style: normal
);

.lib-font-face(
    @family-name: @font-family-name__base,
    @font-path: '@{baseDir}fonts/opensans/semibold/opensans-600',
    @font-weight: 600,
    @font-style: normal
);

.lib-font-face(
    @family-name: @font-family-name__base,
    @font-path: '@{baseDir}fonts/opensans/bold/opensans-700',
    @font-weight: 700,
    @font-style: normal
);

// Headings
h1 {
    color: @h1color;
    font: @h1font;
}

h2 {
    color: @h2color;
    font: @h2font;
}

h3 {
    color: @h3color;
    font: @h3font;
}

h4 {
    color: @h4color;
    font: @h4font;
}

h5 {
    color: @h5color;
    font: @h5font;
}

h6 {
    color: @h6color;
    font: @h6font;
}

// Links
a {
    display: inline;
}