locomotive-boilerplate/assets/styles/elements/_document.scss

// ==========================================================================
// Elements / Document
// ==========================================================================

:root {
    // Grid
    --grid-columns: 4;
    --grid-gutter: #{rem(10px)};
    --grid-gutter-half: calc(0.5 * var(--grid-gutter));
    --grid-margin: 0px;

    @media (min-width: $from-small) {
        --grid-columns: 12;
        --grid-gutter: #{rem(16px)};
        --grid-margin: #{rem(20px)};
    }
}

//
// Simple page-level setup.
//
// 1. Include web fonts
// 2. Ensure the page always fills at least the entire height of the viewport.
// 3. Set the default `font-size` and `line-height` for the entire project,
//    sourced from our default variables.

@include font-faces($font-faces, $font-dir); // [1]

html {
    min-height: 100%; // [2]
    line-height: $line-height; // [3]
    font-family: ff('sans');
    color: $font-color;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;

    @media (max-width: $to-small) {
        font-size: $font-size - 2px;
    }

    @media (min-width: $from-small) and (max-width: $to-medium) {
        font-size: $font-size - 2px;
    }

    @media (min-width: $from-medium) and (max-width: $to-large) {
        font-size: $font-size - 1px;
    }

    @media (min-width: $from-large) and (max-width: $to-huge) {
        font-size: $font-size; // [1]
    }

    @media (min-width: $from-huge) and (max-width: $to-gigantic) {
        font-size: $font-size + 1px;
    }

    @media (min-width: $from-gigantic) and (max-width: $to-colossal) {
        font-size: $font-size + 2px;
    }

    @media (min-width: $from-colossal) {
        font-size: $font-size + 4px;
    }

    &.is-loading {
        cursor: wait;
    }

    &.has-scroll-smooth {
        overflow: hidden;
        position: fixed;
        left: 0;
        top: 0;
        height: 100%;
        width: 100%;
    }

    &.has-scroll-dragging {
        user-select: none;
    }
}

body {
    .has-scroll-smooth & {
        overflow: hidden;
    }
}

::selection {
    background-color: $selection-background-color;
    color: $selection-text-color;
    text-shadow: none;
}

a {
    color: $color-link;

    @include u-hocus {
        color: $color-link-hover;
    }
}