pico/scss/layout/_document.scss

/**
 * Document
 * Content-box & Responsive typography
 */


// Reboot based on :
// - normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css
// - sanitize.css v12.0.1 | CC0 1.0 Universal | github.com/csstools/sanitize.css
// ––––––––––––––––––––

// Change from `box-sizing: content-box` so that `width` is not affected by `padding` or `border`
*,
*::before,
*::after {
  box-sizing: border-box; // 1
}

// 1. Add text decoration inheritance in all browsers (opinionated)
// 2. Add vertical alignment inheritance in all browsers (opinionated)
::before,
::after {
  text-decoration: inherit; // 1
  vertical-align: inherit; // 2
}

// 1. Correct the line height in all browsers
// 2. Prevent adjustments of font size after orientation changes in IE on Windows Phone and in iOS
// 3. Change the default tap highlight to be completely transparent in iOS
// 4. Use the default cursor in all browsers (opinionated)
// 5. Use a 4-space tab width in all browsers (opinionated)
// 6. Prevent adjustments of font size after orientation changes in IE on Windows Phone and in iOS
html {
  -webkit-text-size-adjust: 100%; // 2
  -webkit-tap-highlight-color: rgba(0,0,0,0); // 3
  -moz-tab-size: 4; // 5
  -ms-text-size-adjust: 100%; // 6
  -webkit-text-size-adjust: 100%; // 6
  background: var(--background);
  color: var(--text);
  font-family: var(--text-font);
  font-size: var(--base-font-xs);
  font-weight: var(--text-weight);
  line-height: var(--line-height); // 1
  text-rendering: optimizeLegibility;
  cursor: default; // 4

  @if map-get($breakpoints, "sm") and
    $enable-responsive-typography {

    @media (min-width: map-get($breakpoints, "sm")) {
      font-size: var(--base-font-sm);
    }
  }

  @if map-get($breakpoints, "md") and
    $enable-responsive-typography {

    @media (min-width: map-get($breakpoints, "md")) {
      font-size: var(--base-font-md);
    }
  }

  @if map-get($breakpoints, "lg") and
    $enable-responsive-typography {

    @media (min-width: map-get($breakpoints, "lg")) {
      font-size: var(--base-font-lg);
    }
  }

  @if map-get($breakpoints, "xl") and
    $enable-responsive-typography {

    @media (min-width: map-get($breakpoints, "xl")) {
      font-size: var(--base-font-xl);
    }
  }
}