Reader.css

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/. */

@font-face {
    font-family: sans-serif;
    src: url('/reader-mode/fonts/FiraSans-Regular.ttf');
}

@font-face {
    font-family: sans-serif;
    src: url('/reader-mode/fonts/FiraSans-Book.ttf');
    font-weight: medium;
    }

@font-face {
    font-family: sans-serif;
    src: url('/reader-mode/fonts/FiraSans-Bold.ttf');
    font-weight: bold;
}

@font-face {
    font-family: sans-serif;
    src: url('/reader-mode/fonts/FiraSans-Italic.ttf');
    font-style: italic;
}

@font-face {
    font-family: sans-serif;
    src: url('/reader-mode/fonts/FiraSans-BoldItalic.ttf');
    font-weight: bold;
    font-style: italic;
}

@font-face {
    font-family: serif;
    src: url('/reader-mode/fonts/CharisSILR.ttf');
}

@font-face {
    font-family: serif;
    src: url('/reader-mode/fonts/CharisSILB.ttf');
    font-weight: bold;
}

@font-face {
    font-family: serif;
    src: url('/reader-mode/fonts/CharisSILI.ttf');
    font-style: italic;
}

@font-face {
    font-family: serif;
    src: url('/reader-mode/fonts/CharisSILBI.ttf');
    font-weight: bold;
    font-style: italic;
}

html {
    -moz-text-size-adjust: none;
    -webkit-text-size-adjust: none;
}

body {
  padding: 2vw;
  transition-property: background-color, color;
  transition-duration: 0.4s;
  margin-left: auto;
  margin-right: auto;
}

.light {
  background-color: #ffffff;
  color: #222222;
}

.dark {
  background-color: #333333;
  color: #eeeeee;
}

.sepia {
    background-color: #F0E6DC;
    color: #333333;
}

.sans-serif {
  font-family: sans-serif;
}

.serif {
  font-family: serif;
}

.message {
  margin-top: 40px;
  display: none;
  text-align: center;
  width: 100%;
  font-size: 16px;
}

#reader-header {
  text-align: start;
  display: none;
}

.domain,
.credits {
  font-family: sans-serif;
}

.domain {
  margin-top: 10px;
  padding-bottom: 10px;
  color: #00acff !important;
  text-decoration: none;
}

.domain-border {
  margin-top: 15px;
  border-bottom: 1.5px solid #777777;
  width: 50%;
}

.header > h1 {
  font-size: 1.5em;
  font-weight: 700;
  line-height: 1.1em;
  width: 100%;
  margin: 0px;
  margin-top: 0px;
  margin-bottom: 16px;
  padding: 0px;
}

.header > .credits {
  padding: 0px;
  margin: 0px;
  margin-bottom: 24px;
  font-style: italic;
}

.light > .header > .domain {
  color: #ee7600;
  border-bottom-color: #d0d0d0; 
}

.light > .header > h1 {
  color: #222222;
}

.light > .header > .credits {
  color: #333333;
}

.dark > .header > .domain {
  color: #ff9400;
  border-bottom-color: #777777; 
}

.dark > .header > h1 {
  color: #eeeeee;
}

.dark > .header > .credits {
  color: #aaaaaa;
}

.font-size1 > .header > h1 {
  font-size: 24px;
}

.font-size2 > .header > h1 {
  font-size: 28px;
}

.font-size3 > .header > h1 {
  font-size: 32px;
}

.font-size4 > .header > h1 {
  font-size: 36px;
}

.font-size5 > .header > h1 {
  font-size: 40px;
}

.font-size6 > .header > h1 {
  font-size: 44px;
}

.font-size7 > .header > h1 {
  font-size: 48px;
}

.font-size8 > .header > h1 {
  font-size: 52px;
}

.font-size9 > .header > h1 {
  font-size: 56px;
}

.font-size10 > .header > h1 {
  font-size: 60px;
}

.font-size11 > .header > h1 {
  font-size: 64px;
}

.font-size12 > .header > h1 {
  font-size: 68px;
}

.font-size13 > .header > h1 {
  font-size: 72px;
}

/* This covers caption, domain, and credits
   texts in the reader UI */

.font-size1 > .content .wp-caption-text,
.font-size1 > .content figcaption,
.font-size1 > .header > .domain,
.font-size1 > .header > .credits {
  font-size: 12px;
}

.font-size2 > .content .wp-caption-text,
.font-size2 > .content figcaption,
.font-size2 > .header > .domain,
.font-size2 > .header > .credits {
  font-size: 14px;
}

.font-size3 > .content .wp-caption-text,
.font-size3 > .content figcaption,
.font-size3 > .header > .domain,
.font-size3 > .header > .credits {
  font-size: 16px;
}

.font-size4 > .content .wp-caption-text,
.font-size4 > .content figcaption,
.font-size4 > .header > .domain,
.font-size4 > .header > .credits {
  font-size: 18px;
}

.font-size5 > .content .wp-caption-text,
.font-size5 > .content figcaption,
.font-size5 > .header > .domain,
.font-size5 > .header > .credits {
  font-size: 20px;
}

.font-size6 > .content .wp-caption-text,
.font-size6 > .content figcaption,
.font-size6 > .header > .domain,
.font-size6 > .header > .credits {
  font-size: 22px;
}

.font-size7 > .content .wp-caption-text,
.font-size7 > .content figcaption,
.font-size7 > .header > .domain,
.font-size7 > .header > .credits {
  font-size: 25px;
}

.font-size8 > .content .wp-caption-text,
.font-size8 > .content figcaption,
.font-size8 > .header > .domain,
.font-size8 > .header > .credits {
  font-size: 28px;
}

.font-size9 > .content .wp-caption-text,
.font-size9 > .content figcaption,
.font-size9 > .header > .domain,
.font-size9 > .header > .credits {
  font-size: 31px;
}

.font-size10 > .content .wp-caption-text,
.font-size10 > .content figcaption,
.font-size10 > .header > .domain,
.font-size10 > .header > .credits {
  font-size: 35px;
}

.font-size11 > .content .wp-caption-text,
.font-size11 > .content figcaption,
.font-size11 > .header > .domain,
.font-size11 > .header > .credits {
  font-size: 40px;
}

.font-size12 > .content .wp-caption-text,
.font-size12 > .content figcaption,
.font-size12 > .header > .domain,
.font-size12 > .header > .credits {
  font-size: 45px;
}

.font-size13 > .content .wp-caption-text,
.font-size13 > .content figcaption,
.font-size13 > .header > .domain,
.font-size13 > .header > .credits {
  font-size: 50px;
}

#reader-content {
  display: none;
}

.content a {
  text-decoration: none !important;
  font-weight: normal;
}

.light > .content a,
.light > .content a:visited,
.light > .content a:hover,
.light > .content a:active {
  color: #00acff !important;
}

.dark > .content a,
.dark > .content a:visited,
.dark > .content a:hover,
.dark > .content a:active {
  color: #00acff !important;
}

.sepia > .content a,
.sepia > .content a:visited,
.sepia > .content a:hover,
.sepia > .content a:active {
    color: #00acff !important;
}

.content * {
  max-width: 100% !important;
  height: auto !important;
}

.content p {
  line-height: 1.4em !important;
  margin: 0px !important;
  margin-bottom: 20px !important;
}

/* Covers all images showing edge-to-edge using a 
   an optional caption text */
.content .wp-caption,
.content figure {
  display: block !important;
  width: 100% !important;
  margin: 0px !important;
  margin-bottom: 32px !important;
}

/* Images marked to be shown edge-to-edge with an
   optional captio ntext */
.content p > img:only-child,
.content p > a:only-child > img:only-child,
.content .wp-caption img,
.content figure img {
  max-width: none !important;
  height: auto !important;
  display: block !important;
  margin-top: 0px !important;
  margin-bottom: 32px !important;
}

/* If image is place inside one of these blocks
   there's no need to add margin at the bottom */
.content .wp-caption img,
.content figure img {
  margin-bottom: 0px !important;
}

/* Image caption text */
.content .caption,
.content .wp-caption-text,
.content figcaption {
  font-family: sans-serif;
  margin: 0px !important;
  padding-top: 4px !important;
}

.light > .content .caption,
.light > .content .wp-caption-text,
.light > .content figcaption {
  color: #898989;
}

.dark > .content .caption,
.dark > .content .wp-caption-text,
.dark > .content figcaption {
  color: #aaaaaa;
}

/* Ensure all pre-formatted code inside the reader content
   are properly wrapped inside content width */
.content code,
.content pre {
  white-space: pre-wrap !important;
  margin-bottom: 20px !important;
  word-break: break-all;
}

.content blockquote {
  margin: 0px !important;
  margin-bottom: 20px !important;
  padding: 0px !important;
  -moz-padding-start: 16px !important;
  -webkit-padding-start: 16px !important;
  border: 0px !important;
  border-left: 2px solid !important;
}

.light > .content blockquote {
  color: #898989 !important;
  border-left-color: #d0d0d0 !important;
}

.dark > .content blockquote {
  color: #aaaaaa !important;
  border-left-color: #777777 !important;
}

.content ul,
.content ol {
  margin: 0px !important;
  margin-bottom: 20px !important;
  padding: 0px !important;
  line-height: 1.5em;
}

.content ul {
  -moz-padding-start: 30px !important;
  -webkit-padding-start: 30px !important;
  list-style: disk !important;
}

.content ol {
  -moz-padding-start: 35px !important;
  -webkit-padding-start: 35px !important;
  list-style: decimal !important;
}

.font-size1-sample,
.font-size1 > .content {
  font-size: 10px !important;
}

.font-size2-sample,
.font-size2 > .content {
  font-size: 11px !important;
}

.font-size3-sample,
.font-size3 > .content {
  font-size: 12px !important;
}

.font-size4-sample,
.font-size4 > .content {
  font-size: 14px !important;
}

.font-size5-sample,
.font-size5 > .content {
  font-size: 16px !important;
}

.font-size6-sample,
.font-size6 > .content {
  font-size: 18px !important;
}

.font-size7-sample,
.font-size7 > .content {
  font-size: 21px !important;
}

.font-size8-sample,
.font-size8 > .content {
  font-size: 24px !important;
}

.font-size9-sample,
.font-size9 > .content {
  font-size: 28px !important;
}

.font-size10-sample,
.font-size10 > .content {
  font-size: 32px !important;
}

.font-size11-sample,
.font-size11 > .content {
  font-size: 37px !important;
}

.font-size12-sample,
.font-size12 > .content {
  font-size: 42px !important;
}

.font-size13-sample,
.font-size13 > .content {
  font-size: 48px !important;
}

.toolbar {
  font-family: "Clear Sans",sans-serif;
  transition-property: visibility, opacity;
  transition-duration: 0.7s;
  visibility: visible;
  opacity: 1.0;
  position: fixed;
  width: 100%;
  bottom: 0px;
  left: 0px;
  margin: 0;
  padding: 0;
  list-style: none;
  background-color: #EBEBF0;
  -moz-user-select: none;
}

.toolbar-hidden {
  transition-property: visibility, opacity;
  transition-duration: 0.7s;
  visibility: hidden;
  opacity: 0.0;
}

.toolbar > * {
  float: right;
  width: 33%;
}

.button {
  color: white;
  display: block;
  background-position: center;
  background-size: 30px 24px;
  background-repeat: no-repeat;
}

.dropdown {
  text-align: center;
  display: inline-block;
  list-style: none;
  margin: 0px;
  padding: 0px;
}

.dropdown li {
  margin: 0px;
  padding: 0px;
}

.dropdown-toggle {
  margin: 0px;
  padding: 0px;
}

.dropdown-popup {
  text-align: start;
  position: absolute;
  left: 0px;
  z-index: 1000;
  float: left;
  background: #EBEBF0;
  margin-top: 12px;
  margin-bottom: 10px;
  padding-top: 4px;
  padding-bottom: 8px;
  font-size: 14px;
  box-shadow: 0px -1px 12px #333;
  border-radius: 3px;
  visibility: hidden;
}

.dropdown-popup > hr {
  width: 100%;
  height: 0px;
  border: 0px;
  border-top: 1px solid #B5B5B5;
  margin: 0;
}

.open > .dropdown-popup {
  margin-top: 0px;
  margin-bottom: 6px;
  bottom: 100%;
  visibility: visible;
}

.dropdown-arrow {
  position: absolute;
  width: 40px;
  height: 18px;
  bottom: -18px;
  background-image: url('chrome://browser/skin/images/reader-dropdown-arrow-mdpi.png');
  background-size: 40px 18px;
  background-position: center;
  display: block;
}

#font-type-buttons,
.segmented-button {
  display: flex;
  flex-direction: row;
  list-style: none;
  padding: 10px 5px;
  white-space: nowrap;
}

#font-type-buttons > li,
.segmented-button > li {
  width: 50px; /* combined with flex, this acts as a minimum width */
  flex: 1 0 auto;
  text-align: center;
  line-height: 20px;
}

#font-type-buttons > li {
  padding: 10px 0;
}

.segmented-button > li {
  border-left: 1px solid #B5B5B5;
}

.segmented-button > li:first-child {
  border-left: 0px;
}

#font-type-buttons > li > a,
.segmented-button > li > a {
  vertical-align: middle;
  text-decoration: none;
  color: black;
}

#font-type-buttons > li > a {
  display: inline-block;
  font-size: 48px;
  line-height: 50px;
  margin-bottom: 5px;
  border-bottom: 3px solid transparent;
}

.segmented-button > li > a {
  display: block;
  padding: 5px 0;
  font-family: "Clear Sans",sans-serif;
  font-weight: lighter;
}

#font-type-buttons > li > a:active,
#font-type-buttons > li.selected > a {
  border-color: #ff9400;
}

.segmented-button > li > a:active,
.segmented-button > li.selected > a {
  font-weight: bold;
}

#font-type-buttons > li > .sans-serif {
  font-weight: lighter;
}

#font-type-buttons > li > div {
  color: #666;
  font-size: 12px;
}

.toggle-button.on {
  background-image: url('chrome://browser/skin/images/reader-toggle-on-icon-mdpi.png');
}

.toggle-button {
  background-image: url('chrome://browser/skin/images/reader-toggle-off-icon-mdpi.png');
}

.share-button {
  background-image: url('chrome://browser/skin/images/reader-share-icon-mdpi.png');
}

.style-button {
  background-image: url('chrome://browser/skin/images/reader-style-icon-mdpi.png');
}

@media screen and (min-resolution: 1.25dppx) {
  .dropdown-arrow {
    background-image: url('chrome://browser/skin/images/reader-dropdown-arrow-hdpi.png');
  }

  .step-control > .plus-button {
    background-image: url('chrome://browser/skin/images/reader-plus-icon-hdpi.png');
  }

  .step-control > .minus-button {
    background-image: url('chrome://browser/skin/images/reader-minus-icon-hdpi.png');
  }

  .toggle-button.on {
    background-image: url('chrome://browser/skin/images/reader-toggle-on-icon-hdpi.png');
  }

  .toggle-button {
    background-image: url('chrome://browser/skin/images/reader-toggle-off-icon-hdpi.png');
  }

  .share-button {
    background-image: url('chrome://browser/skin/images/reader-share-icon-hdpi.png');
  }

  .style-button {
    background-image: url('chrome://browser/skin/images/reader-style-icon-hdpi.png');
  }
}

@media screen and (min-resolution: 2dppx) {
  .dropdown-arrow {
    background-image: url('chrome://browser/skin/images/reader-dropdown-arrow-xhdpi.png');
  }

  .step-control > .plus-button {
    background-image: url('chrome://browser/skin/images/reader-plus-icon-xhdpi.png');
  }

  .step-control > .minus-button {
    background-image: url('chrome://browser/skin/images/reader-minus-icon-xhdpi.png');
  }

  .toggle-button.on {
    background-image: url('chrome://browser/skin/images/reader-toggle-on-icon-xhdpi.png');
  }

  .toggle-button {
    background-image: url('chrome://browser/skin/images/reader-toggle-off-icon-xhdpi.png');
  }

  .share-button {
    background-image: url('chrome://browser/skin/images/reader-share-icon-xhdpi.png');
  }

  .style-button {
    background-image: url('chrome://browser/skin/images/reader-style-icon-xhdpi.png');
  }
}

@media screen and (orientation: portrait) {
  .button {
    height: 48px;
  }
}

@media screen and (orientation: landscape) {
  .button {
    height: 40px;
  }
}

@media screen and (min-width: 960px) {
  .button {
    width: 56px;
    height: 56px;
  }

  .toolbar > * {
    width: 56px;
  }
}