stylus/edit/edit.css

:root {
  --fixed-padding: unset;
}

body {
  margin: 0;
  height: 100vh;
  font: 12px arial,sans-serif;
}

a {
  color: #000;
  transition: color .5s;
}
a:hover {
  color: #666;
}

#global-progress {
  position: fixed;
  height: 4px;
  top: 0;
  left: 0;
  right: 0;
  background-color: hsla(180, 66%, 36%, .25);
  border-left: 0 solid darkcyan;
  z-index: 2147483647;
  opacity: 0;
  transition: opacity 2s;
  contain: strict;
}
#global-progress[title] {
  opacity: 1;
}

html.is-new-style #preview-label,
html.is-new-style #publish,
.hidden {
  display: none !important;
}
html.is-new-style #heading::after {
  content: attr(data-add);
}
html:not(.is-new-style) #heading::after {
  content: attr(data-edit);
}

/************ embedded popup for simple-window editor ************/
#popup-iframe {
  max-height: 600px;
  position: fixed;
  right: 0;
  top: 0;
  z-index: 1001;
  border: none;
  background: #fff;
  box-shadow: 0 0 30px #000;
}
#popup-iframe:not([data-loaded]) {
  opacity: 0;
}
#popup-button {
  position: fixed;
  right: 7px;
  top: 11px;
  z-index: 1000;
  cursor: pointer;
  transition: filter .25s;
}
#popup-button:hover {
  filter: drop-shadow(0 0 3px hsl(180, 70%, 50%));
}
.usercss body:not(.compact-layout) #popup-button {
  right: 24px;
}
/************ checkbox & select************/
.options-column > div[class="option"] {
  margin-bottom: 4px;
}
.options-column > .usercss-only {
  margin-bottom: .75rem;
}
label {
  padding-left: 16px;
  position: relative;
}
input[type="checkbox"] {
  vertical-align: middle;
}
/************ header ************/
#header {
  width: 280px;
  height: 100vh;
  overflow: auto;
  position: fixed;
  top: 0;
  padding: 1rem;
  border-right: 1px dashed #AAA;
  box-shadow: 0 0 3rem -1.2rem black;
  box-sizing: border-box;
  z-index: 10;
  display: flex;
  flex-direction: column;
}
#header h1 {
  margin-top: 0;
}
.main {
  padding-left: 280px;
  height: 100%;
}
#sections {
  min-height: 0;
  height: 100%;
}
#sections h2 {
  margin-top: 1rem;
  margin-left: 1.7rem;
}
.aligned {
  display: table-row;
}
.aligned > *:not(.svg-inline-wrapper) {
  display: table-cell;
  margin-top: 0.1rem;
  min-height: 1.4rem;
}

/* basic info */
#basic-info {
  margin-bottom: 1rem;
}
#name {
  width: 100%;
}
#basic-info-name {
  display: flex;
  align-items: center;
}
#reset-name {
  margin: 0 .25em 0 .5em;
}
#url {
  margin-left: 0.25rem;
}
#url:not([href^="http"]) {
  display: none;
}

#basic-info-enabled {
  margin-top: 2px;
  display: flex;
  align-items: center;
  line-height: 16px;
}

#basic-info-enabled > * {
  margin-right: 1em;
  margin-left: 0;
}

#basic-info-enabled > :last-child {
  margin-right: 0;
}

#basic-info-enabled input,
#basic-info-enabled svg {
  margin: auto 0;
  bottom: 0;
}

#basic-info-enabled svg {
  left: 2px;
}

#preview-errors {
  background-color: red;
  color: white;
  padding: 0 6px;
  border-radius: 9px;
  margin-left: -.5em;
  font-weight: bold;
  cursor: pointer;
}

.svg-icon {
  width: 16px;
  height: 16px;
}
.svg-inline-wrapper {
  margin-left: .2rem;
  display: inline-block;
  vertical-align: middle;
}
#colorpicker-settings.svg-inline-wrapper {
  margin: -2px 0 0 .1rem;
}
.svg-inline-wrapper.applies-to-help {
  margin: 0 0 0 .25rem;
}
.aligned .svg-inline-wrapper {
  margin: -2px 0 0 .3rem;
}
#sections-help {
  margin-left: -1px;
}
.svg-icon.info {
  width: 14px;
  height: 16px;
}
.svg-icon:hover,
.svg-icon.info,
.svg-icon.settings {
  fill: #666;
}
.svg-icon,
.svg-icon.info:hover,
.svg-icon.settings:hover {
  fill: #000;
}
#options span .svg-icon {
  margin-top: -3px; /* inline info and config icons */
}
input:invalid {
  background-color: rgba(255, 0, 0, 0.1);
  color: darkred;
}
#enabled {
  margin-left: 0;
}
/* collapsibles */
#header summary {
  align-items: center;
  margin-left: -13px;
  cursor: pointer;
}
#header summary + * {
  padding: .5rem 0;
}
#header summary h2 {
  display: inline-block;
  border-bottom: 1px dotted transparent;
  margin-top: .1em;
  margin-bottom: .1em;
  margin-left: -13px;
  padding-left: 13px; /* clicking directly on details-marker doesn't set pref so we cover it with h2 */
}

#header summary:hover h2 {
  border-color: #bbb;
}

#header summary svg {
  margin-top: -3px;
}

#details-wrapper {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

#header details[open] + details[open] {
  margin-top: .5rem;
}

#actions > * {
  display: inline-flex;
  flex-wrap: wrap;
}

#mozilla-format-buttons {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}

#actions > div > a {
  height: min-content;
}

#actions button,
#actions > div > a {
  margin: 0 .2rem .5rem 0;
}

#actions #cancel-button {
  margin: 0;
}

#options:not([open]) + #lint h2 {
  margin-top: 0;
}
#lint:not([open]) h2 {
  margin-bottom: 0;
}

#publish > div > * {
  margin-top: .75em;
}
#publish a:visited {
  margin-top: .75em;
}
#publish[data-connected] summary::marker,
#publish[data-connected] h2 {
  color: hsl(180, 100%, 20%);
}
#publish:not([data-connected]) #usw-link-info,
#publish:not([data-connected]) #usw-disconnect {
  display: none;
}
#publish[data-connected] #usw-publish-style::after {
  content: attr(data-push);
}
#publish:not([data-connected]) #usw-publish-style::after {
  content: attr(data-publish);
}
#usw-link-info dl {
  margin: 0;
  display: flex;
}
#usw-link-info dt {
  flex-shrink: 0;
}
#usw-link-info dt::after {
  content: ":"
}
#usw-link-info dt,
#usw-link-info dd {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
#usw-link-info dd {
  margin-left: .5em;
}
#usw-link-info dd[data-usw="name"] {
  font-weight: bold;
}
#usw-progress {
  position: relative;
  vertical-align: top;
}
#usw-progress .success,
#usw-progress .unchanged {
  font-size: 150%;
  font-weight: bold;
  position: absolute;
  margin-left: .25em;
}
#usw-progress .success {
  margin-top: -.25em;
}
#usw-progress .success::after {
  content: '\2713'; /* checkmark */
}
#usw-progress .unchanged::after {
  content: '=';
}
#usw-progress .error {
  display: block;
  margin-top: .5em;
  color: red;
}
#usw-progress .error + div {
  font-size: smaller;
}
#usw-progress .lds-spinner {
  transform: scale(0.125);
  transform-origin: 0 10px;
}
/* options */
#options [type="number"] {
  width: 3.5em;
  text-align: left;
  padding-left: .25em;
}
#options .option.aligned > label {
  padding: .1rem .25rem 0 0;
  vertical-align: middle;
}
/* footer */
#footer {
  display: none;
}
.usercss #footer {
  display: block;
  margin-top: 1em;
  margin-bottom: .5em;
}
#lint:not([open]) + #footer {
  margin-top: 4em;
}
/************ section editor ***********/
.CodeMirror-vscrollbar,
.CodeMirror-hscrollbar {
  box-shadow: none !important;
  pointer-events: auto !important; /* FF bug */
}
.section-editor .section {
  margin: 0 0.7rem;
  padding: 1rem;
}
.section-editor .section:not(:first-child) {
  border-top: 2px solid hsl(0, 0%, 80%);
}
.add-section:after {
  content: attr(short-text);
}
#sections > div:only-of-type .add-section:after {
  content: attr(long-text);
}
#sections > div:only-of-type .remove-section {
  display: none;
}
.edit-actions {
  display: flex;
  flex-wrap: wrap;
}
.edit-actions button {
  margin-right: .2rem;
}
.dirty > label::before {
  content: "*";
  font-weight: bold;
}
#sections {
  counter-reset: codebox;
}
#sections > .section:not(.removed) > label {
  padding: 0 0 4px 0;
  display: inline-block;
  font-size: 13px;
  animation: 2s highlight;
  animation-play-state: paused;
  animation-direction: reverse;
  animation-fill-mode: both;
}
#sections > .section > label::after {
  counter-increment: codebox;
  content: counter(codebox) ": " attr(data-text);
  margin-left: 0.25rem;
}
.single-editor .applies-to {
  border-width: 1px 0;
}
.single-editor .applies-to > label::before {
  content: attr(data-index) ":";
  margin-right: 0.25rem;
}
.code-label[data-text] {
  font-weight: bold;
}
#toc {
  counter-reset: codelabel;
  margin: 0;
  padding: .5rem 0;
}
#toc li {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}
#toc li.current:not(:only-child) {
  font-weight: bold;
}
#toc li[tabindex="-1"] {
  opacity: .25;
  pointer-events: none;
}
#toc li:hover {
  background-color: hsla(180, 50%, 36%, .2);
}
#toc li[tabindex="0"]::before {
  counter-increment: codelabel;
  content: counter(codelabel) ": ";
}
.section:only-of-type .move-section-up,
.section:only-of-type .move-section-down {
  display: none;
}
.section .CodeMirror {
  margin-bottom: .875rem;
  box-sizing: border-box;
}
/* deleted section */
.deleted-section {
  margin: 0;
}
.section .deleted-section {
  display: none;
}
.section.removed .deleted-section {
  display: block;
}
.section.removed .code-label,
.section.removed .applies-to,
.section.removed .edit-actions,
.section.removed .CodeMirror {
  display: none;
}
.move-section-up:after {
  content: "";
  display: block;
  border-style: solid;
  border-width: 0 .3em .5em .3em;
  border-color: transparent transparent currentColor transparent;
}
.move-section-down:after {
  content: "";
  display: block;
  border-style: solid;
  border-width: .5em .3em 0 .3em;
  border-color: currentColor transparent transparent transparent;
}
/* code */
.code {
  height: 10rem;
  width: 40rem;
}
.resize-grip-enabled .CodeMirror-scroll {
  height: auto !important;;
  position: absolute !important;
  top: 0;
  left: 0;
  right: 0;
  bottom: 6px; /* resize-grip height */
}
.resize-grip-enabled .CodeMirror-vscrollbar {
  margin-bottom: 7px; /* make space for resize-grip */
}
.resize-grip-enabled .CodeMirror-hscrollbar {
  bottom: 7px; /* make space for resize-grip */
}
.resize-grip-enabled .CodeMirror-scrollbar-filler {
  bottom: 7px; /* make space for resize-grip */
}
body:not(.find-open) .cm-matchhighlight,
body:not(.find-open) .CodeMirror-selection-highlight-scrollbar {
  animation: fadein-match-highlighter 1s cubic-bezier(.97,.01,.42,.98);
  animation-fill-mode: both;
}
body:not(.find-open) [data-match-highlight-count="1"] .cm-matchhighlight,
body:not(.find-open) [data-match-highlight-count="1"] .CodeMirror-selection-highlight-scrollbar {
  animation: none;
}
@keyframes highlight {
  from {
    background-color: #ff9;
  }
  to {
    background-color: inherit;
  }
}
@keyframes fadein {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes fadein-match-highlighter {
  from { background-color: transparent; }
  to   { background-color: rgba(1, 151, 193, 0.1); }
}
.resize-grip {
  position: absolute;
  display: block;
  height: 6px;
  content: "";
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9;
  cursor: n-resize;
  background-color: inherit;
  border-top-width: 1px;
  border-top-style: solid;
  border-top-color: inherit;
}
.resize-grip:after {
  content: "";
  bottom: 2px;
  left: 0;
  right: 0;
  margin: 0 8px;
  display: block;
  position: absolute;
  border-top-width: 2px;
  border-top-style: dotted;
  border-top-color: inherit;
}
/* applies-to */
.applies-to {
  display: flex;
  align-items: flex-start;
  min-height: 30px;
  flex-wrap: wrap;
}
.applies-to.error {
  background-color: #f002;
  border-color: #f008;
}
.applies-to label {
  display: flex;
  padding: 0;
  height: 22px;
  align-items: center;
  margin: 0 .2em 0 0;
  white-space: nowrap;
}
.applies-to ul {
  flex: auto;
  flex-grow: 1;
  margin: 0;
  padding: 0;
}
.applies-to li {
  display: flex;
  flex-wrap: wrap;
  list-style-type: none;
  align-items: center;
}
.applies-to li.applies-to-everything {
  align-items: unset;
  line-height: 22px;
}
.applies-to li > input {
  min-height: 1.4rem;
}
.applies-to li:not(.applies-to-everything) > * {
  margin: 0 .2rem .5rem 0;
}
.applies-to li .add-applies-to:first-child {
  margin-left: 1rem;
}
.applies-to li .applies-value-wrapper {
  flex-grow: 1;
  display: flex;
}
.applies-to li .applies-value {
  flex-grow: 1;
  padding-left: 0.2rem;
}
.applies-to img {
  vertical-align: bottom;
}
.add-applies-to,
.remove-applies-to {
  font-size: 0;
  height: 22px;
  width: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.add-applies-to .svg-icon,
.remove-applies-to .svg-icon {
  pointer-events: none;
  fill: hsl(0, 0%, 60%);
  height: 12px;
  width: 12px;
}
.add-applies-to:hover .svg-icon,
.remove-applies-to:hover .svg-icon {
  pointer-events: none;
  fill: hsl(0, 0%, 0%);
}
.test-regexp {
  display: none;
}
.has-regexp .test-regexp {
  display: inline-block;
}
.regexp-report summary {
  cursor: pointer;
}
.regexp-report mark {
  background-color: rgba(255, 255, 0, .5);
}
.regexp-report details {
  margin-left: 1rem;
  word-break: break-all;
}
.regexp-report details {
  margin-bottom: 1rem;
}
.regexp-report summary {
  font-weight: bold;
  margin-left: -1rem;
  margin-bottom: .5rem;
  cursor: default;
  overflow-wrap: break-word;
}
.regexp-report details[data-type="full"] {
  color: darkgreen;
}
.regexp-report details[data-type="partial"] {
  color: darkgray;
}
.regexp-report details[data-type="invalid"] {
  color: maroon;
}
.regexp-report details details {
  margin-left: 2rem;
  margin-top: .5rem;
}
.regexp-report details div {
  max-height: calc(100vh - 15rem);
  overflow-y: auto;
}
.regexp-report .svg-icon {
  position: absolute;
  margin-top: -1px;
}
.regexp-report details a {
  color: inherit;
  text-decoration: none;
  display: block;
  cursor: pointer;
}
.regexp-report details a:hover {
  text-decoration: underline;
}
.regexp-report details a img {
  width: 16px;
  max-height: 16px;
  vertical-align: middle;
  margin-right: .5em;
}
.regexp-report-note {
  color: #999;
  position: absolute;
  bottom: 0;
  hyphens: auto;
}
/************ help popup ************/
#help-popup {
  top: 3rem;
  right: 3rem;
  max-width: 50vw;
  position: fixed;
  display: none;
  background-color: white;
  box-shadow: 3px 3px 30px rgba(0, 0, 0, 0.5);
  padding: 0.5rem;
  z-index: 99;
}
#help-popup.big,
#help-popup.wide {
  max-width: 100%;
}
#help-popup.big {
  box-shadow: rgba(0, 0, 0, 0.45) 0px 0px 0px 100000px !important;
  left: calc(280px - 3rem);
}
#help-popup.big .CodeMirror {
  min-height: 2rem;
  height: 70vh;
}
#help-popup .title {
  font-weight: bold;
  background-color: rgba(0,0,0,0.05);
  margin: -0.5rem -0.5rem 0.5rem;
  padding: .5rem 32px .5rem .5rem;
}
#help-popup .contents {
  max-height: calc(100vh - 8rem);
  overflow-y: auto;
}
#help-popup .settings {
  min-width: 500px;
  min-height: 200px;
  max-width: 48vw;
}
#help-popup .dismiss {
  position: absolute;
  right: 4px;
  top: .5em;
}
#help-popup input[type="search"],
#help-popup .CodeMirror {
  margin: 3px;
}
#help-popup .keymap-list input[type="search"] {
  margin: 0 0 2px;
}
.keymap-list {
  font-size: 12px;
  padding: 0 3px 0 0;
  border-spacing: 0;
  word-break: break-all;
}
.keymap-list input {
  width: 100%;
}
.keymap-list tr:nth-child(odd) {
  background-color: rgba(0, 0, 0, 0.07);
}
.keymap-list td:first-child {
  white-space: nowrap;
  font-family: monospace;
  padding-right: 0.5rem;
}

#help-popup .buttons {
  text-align: center;
  margin-top: .75em;
}
.non-windows #help-popup .buttons {
  direction: rtl;
  text-align: right;
}
#help-popup button[name^="import"] {
  line-height: 1.5rem;
  padding: 0 0.5rem;
  margin: 0.5rem 0 0 0.5rem;
  pointer-events: none;
  opacity: 0.5;
}
#help-popup.ready button[name^="import"] {
  pointer-events: all;
  opacity: 1.0;
}
#help-popup .rules {
  padding: 0 15px;
}
#help-popup .rules li {
  padding-top: .5em;
}
#help-popup .rules p {
  margin: .25em 0;
}
#help-popup .buttons button:nth-child(n + 2) {
  margin-left: .5em;
}

/************ lint ************/
#lint {
  overflow: hidden;
  margin-left: -1rem;
  margin-right: -1rem;
  padding: 0;
  box-sizing: border-box;
  display: flex;
  flex-grow: 1;
  position: relative;
}
#lint > summary {
  position: relative;
  margin-left: 0;
  padding-left: 4px;
}
#lint[open]:not(.hidden-unless-compact) {
  min-height: 102px;
}
#lint summary h2 {
  text-indent: -2px;
}
#lint > .lint-scroll-container {
  margin: 1rem 10px 0;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  overflow-y: auto;
  overflow-x: hidden;
}
#lint table {
  font-size: 100%;
  border-spacing: 0;
  margin-bottom: 1rem;
  line-height: 1.0;
  width: 100%;
}
#lint tr td:last-child {
  width: 100%;
}
#lint td[role="line"] {
  padding-left: 0.25rem;
}
#lint table:last-child {
  margin-bottom: 0;
}
#lint table.empty {
  display: none;
}
#lint caption {
  text-align: left;
  font-weight: bold;
  padding-bottom: 6px;
}
#lint tbody {
  font-size: 85%;
  cursor: pointer;
}
#lint tr:hover {
  background-color: hsla(180, 50%, 36%, .2);
}
#lint td {
  padding: 0;
}
#lint td[role="severity"] {
  font-size: 0;
  width: 16px;
}
#lint td[role="line"], #lint td[role="sep"] {
  text-align: right;
}
#lint td[role="col"] {
  text-align: left;
  padding-right: 0.25rem;
}
#lint td[role="message"] {
  text-align: left;
  white-space: nowrap;
}
#message-box.center.lint-config #message-box-contents {
  text-align: left;
}
#help-popup .active-linter-rule {
  font-weight: bold;
  text-decoration: underline;
  background-color: rgba(128, 128, 128, .2);
}

/************ CSS beautifier ************/
.beautify-options {
  white-space: nowrap;
}
.beautify-options div {
  float: left;
  display: flex;
  align-items: center;
}
.beautify-options div[newline="true"] + div {
  clear: left;
}
.beautify-options div[newline="true"] + div span[indent] {
  padding-left: 2rem;
}
.beautify-options > label {
  top: 1em;
  margin: 1ex 0;
}
.beautify-options:after {
  clear: both;
  display: block;
  content: "";
  height: 1rem;
}
.beautify-options span {
  font-weight: bold;
  font-family: monospace;
}
.beautify-options select {
  border: none;
  background: linear-gradient(90deg, rgba(0, 0, 0, .05) 18px, rgba(0, 0, 0, .02) 24px);
  font-family: monospace;
  font-weight: bold;
  padding-left: 4px;
  margin-left: 4px;
}
.beautify-hint {
  width: 0;
  min-width: 100%;
  font-size: 90%;
}

/************ single editor **************/
.usercss .CodeMirror-focused {
  box-shadow: none;
}

html:not(.usercss) .usercss-only,
.usercss .sectioned-only {
  display: none !important; /* hide during page init */
}

body:not(.compact-layout) .hidden-unless-compact,
body.linter-disabled .hidden-unless-compact {
  display: none !important;
}

#options:not([open]) + #lint {
  margin-top: 0;
}

#options-wrapper .options-column:nth-child(2) {
  margin-top: .75rem;
}

.single-editor {
  position: relative;
  height: 100%;
}
.single-editor .CodeMirror {
/* WARNING! If you change this or .single-editor make sure editor opens huge styles like GitHub Dark instantly */
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  height: auto;
  border: none;
  outline: none;
}

#footer a {
  color: #333;
  transition: color .5s;
}

#footer a:hover {
  color: #666;
}

/************ line widget *************/
.CodeMirror-linewidget .applies-to {
  margin: 1em 0;
  padding: .75rem calc(.25rem + var(--cm-bar-width, 0)) .25rem .75rem;
}

.CodeMirror-linewidget .applies-to li {
  margin: 0;
}

.CodeMirror-linewidget .applies-to li[data-type="regexp"] .test-regexp {
  display: inline;
}

.CodeMirror-linewidget li.applies-to-everything {
  margin-left: 0.2rem;
}

/************ reponsive layouts ************/
@media(max-width: 850px) {
  body {
    height: auto;
  }
  #header {
    display: contents;
    position: static;
  }

  #heading,
  h2 {
    display: none;
  }

  #basic-info {
    margin: .5rem;
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
  }
  #basic-info > :first-child {
    flex-grow: 1;
  }
  #basic-info > :not(:last-child) {
    margin-right: 0.8rem;
  }
  #basic-info #name {
    flex-grow: 1;
  }

  #actions {
    margin: .5rem;
    display: flex;
    gap: .5rem;
    align-items: center;
  }
  #actions a,
  #actions div a,  /* FIXME: remove a>button */
  #actions button {
    margin: 0;
  }
  #actions > div {
    display: contents;
  }

  #details-wrapper {
    display: flex;
    flex-wrap: wrap;
    margin: -0.5rem 0 0;
    padding: .5rem .5rem 0;
    gap: .5rem;
    position: sticky;
    top: 0;
    background: white;
    z-index: 5;
    border-bottom: 1px dashed rgb(170, 170, 170);
    flex-direction: row;
  }
  #details-wrapper > details {
    margin-bottom: .5rem;
  }
  #details-wrapper::after {
    content: "";
    display: block;
    height: 48px;
    position: absolute;
    bottom: -48px;
    left: 0;
    width: 100%;
    box-shadow: 0 3rem 3rem -4.2rem inset;
    pointer-events: none;
  }
  #header details[open] + details[open] {
    margin-top: 0;
  }
  #header details:not(#options) {
    max-width: 50%;
  }
  #header summary {
    margin-left: 0;
    padding-left: 4px;
  }
  #header summary h2 {
    margin: 0;
    padding: 0;
  }
  #header summary + * {
    margin-left: 1rem;
    padding: .25rem 0 0;
  }

  #options-wrapper {
    display: flex;
    flex-wrap: wrap;
    box-sizing: border-box;
  }
  #options[open] {
    width: 100%;
  }
  .options-column {
    flex-grow: 1;
    padding-right: .5rem;
    box-sizing: border-box;
  }
  .options-column > .usercss-only {
    margin-bottom: 0;
  }
  #options-wrapper .options-column:nth-child(2) {
    margin-top: 0;
  }
  #options:not([open]),
  #lint:not([open]) {
    overflow: initial;
  }
  #options:not([open]) + #lint:not([open]) {
    margin-top: 0;
  }
  .option label {
    margin: 0;
  }
  #options [type="number"] {
    text-align: left; /* workaround the column flow bug in webkit */
    padding-left: 0.2rem;
  }
  #options #tabSize-label {
    position: relative;
    top: 0.2rem;
  }

  #sections-list[open] {
    max-height: 102px;
  }
  #sections-list[open] #toc {
    max-height: 60px;
    overflow-y: auto;
  }

  #header #lint.hidden {
    display: block!important;
  }
  #header #lint {
    margin: 0;
    min-height: 0;
  }
  #header #lint[open] > :not(summary) {
    display: none;
  }
  #lint > .lint-scroll-container {
    padding-top: 0;
    margin-right: 0;
  }
  #lint:not([open]) + #footer {
    margin: .25em 0 -1em .25em;
  }

  .main {
    height: auto;
    padding-left: 0;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

  #sections > :not(.single-editor) {
    margin: 0 .5rem;
    padding: .5rem 0;
  }
  .single-editor {
    overflow: hidden;
    flex: 1;
  }

  .usercss body {
    display: flex;
    height: 100vh;
    flex-direction: column;
  }
  .usercss #header {
    display: block;
    width: auto;
    height: auto;
    padding: 0;
  }
  .usercss #details-wrapper::after {
    display: none;
  }
  .usercss #footer {
    display: none;
  }

  #help-popup.big[style="display: block;"],
  #help-popup[style="display: block;"] {
    width: max-content;
    height: min-content;
    max-width: 90%;
    max-height: 90vh;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
  }
  #help-popup[style*="left:"] {
    left: 1rem !important;
    margin-top: -2.35rem;
  }
  #help-popup:not([style*="display: block;"]),
  #help-popup .CodeMirror-lint-markers,
  #help-popup .CodeMirror-guttermarker-subtle {
    display: none !important;
  }
  #help-popup .CodeMirror-linenumber {
   padding: 0;
  }
}