body {
  --background-color: #fff;
  --error-code-color: rgb(95, 99, 104);
  --heading-color: rgb(32, 33, 36);
  --link-color: rgb(26, 115, 232);
  --primary-button-fill-color: rgb(26, 115, 232);
  --primary-button-fill-color-active: rgb(25, 103, 210);
  --primary-button-text-color: #fff;
  --text-color: rgb(95, 99, 104);
  background: var(--background-color);
  color: var(--text-color);
  word-wrap: break-word;
}

html {
  -webkit-text-size-adjust: 100%;
  font-size: 125%;
}

a {
  color: var(--link-color);
  text-decoration: none;
}

.icon {
  -webkit-user-select: none;
  background-repeat: no-repeat;
  background-size: 100%;
  display: inline-block;
  height: 72px;
  margin: 0 0 40px;
  width: 72px;
}

.icon-generic {
  content: image-set(
      url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEgAAABIAQMAAABvIyEEAAAABlBMVEUAAABTU1OoaSf/AAAAAXRSTlMAQObYZgAAAENJREFUeF7tzbEJACEQRNGBLeAasBCza2lLEGx0CxFGG9hBMDDxRy/72O9FMnIFapGylsu1fgoBdkXfUHLrQgdfrlJN1BdYBjQQm3UAAAAASUVORK5CYII=) 1x,
      url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAJAAAACQAQMAAADdiHD7AAAABlBMVEUAAABTU1OoaSf/AAAAAXRSTlMAQObYZgAAAFJJREFUeF7t0cENgDAMQ9FwYgxG6WjpaIzCCAxQxVggFuDiCvlLOeRdHR9yzjncHVoq3npu+wQUrUuJHylSTmBaespJyJQoObUeyxDQb3bEm5Au81c0pSCD8HYAAAAASUVORK5CYII=) 2x);
}

button {
  background: var(--primary-button-fill-color);
  border: 0;
  border-radius: 20px;
  box-sizing: border-box;
  color: var(--primary-button-text-color);
  cursor: pointer;
  float: right;
  font-size: .875em;
  margin: 0;
  padding: 8px 16px;
  user-select: none;
}

button:active {
  background: var(--primary-button-fill-color-active);
  outline: 0;
}

.error-code {
  color: var(--error-code-color);
  font-size: .8em;
  margin-top: 12px;
  text-transform: uppercase;
}

h1 {
  color: var(--heading-color);
  font-size: 1.6em;
  font-weight: normal;
  line-height: 1.25em;
  margin: 0 0 16px;
}

h1 span {
  font-weight: 500;
}

.interstitial-wrapper {
  box-sizing: border-box;
  font-size: 1em;
  line-height: 1.6em;
  margin: 14vh auto 0;
  max-width: 600px;
  width: 100%;
}

.suggestions {
  margin-top: 18px;
}

.suggestion-header {
  font-weight: bold;
  margin-bottom: 4px;
}

.suggestion-body {
  color: #777;
}

#suggestions-list p {
  margin-block-end: 0;
}

#suggestions-list ul {
  margin-top: 0;
}

.nav-wrapper {
  margin-top: 51px;
}

.nav-wrapper::after {
  clear: both;
  content: '';
  display: table;
  width: 100%;
}

.suggested-right > #control-buttons {
  float: right;
}

#buttons::after {
  display: block;
}

@media (max-width: 700px) {
  .interstitial-wrapper {
    padding: 0 10%;
  }
}

@media (max-width: 640px), (max-height: 640px) {
  h1 {
    margin: 0 0 15px;
  }
  .suggestions {
    margin-top: 10px;
  }
  .suggestion-header {
    margin-bottom: 0;
  }
}

@media (max-width: 420px) {
  button {
    float: none;
    font-size: .825em;
    font-weight: 500;
    margin: 0;
    padding: 16px 24px;
    width: 100%;
  }

  .interstitial-wrapper {
    padding: 0 5%;
  }

  .nav-wrapper {
    margin-top: 30px;
  }

  .suggested-right > #control-buttons {
    float: none;
  }
}

@media (min-width: 240px) and (max-width: 420px) and
       (min-height: 401px),
       (min-width: 421px) and (min-height: 240px) and
       (max-height: 560px) {
  body .nav-wrapper {
    background: var(--background-color);
    bottom: 0;
    box-shadow: 0 -12px 24px var(--background-color);
    left: 0;
    margin: 0 auto;
    max-width: 736px;
    padding-inline-end: 24px;
    padding-inline-start: 24px;
    position: fixed;
    right: 0;
    width: 100%;
    z-index: 2;
  }

  .interstitial-wrapper {
    max-width: 736px;
  }

  #main-content {
    padding-bottom: 40px;
  }
}

@media (max-width: 420px) and (orientation: portrait),
       (max-height: 560px) {
  body {
    margin: 0 auto;
  }

  button {
    font-family: Roboto-Regular,Helvetica;
    font-size: .933em;
    margin: 6px 0;
    transform: translatez(0);
  }

  .nav-wrapper {
    box-sizing: border-box;
    padding-bottom: 8px;
    width: 100%;
  }

  h1 {
    font-size: 1.5em;
    margin-bottom: 8px;
  }

  .icon {
    margin-bottom: 5.69vh;
  }

  .interstitial-wrapper {
    box-sizing: border-box;
    margin: 7vh auto 12px;
    padding: 0 24px;
    position: relative;
  }

  .interstitial-wrapper p {
    font-size: .95em;
    line-height: 1.61em;
    margin-top: 8px;
  }

  #main-content {
    margin: 0;
    transition: opacity 100ms cubic-bezier(0.4, 0, 0.2, 1);
  }

  .suggested-right > #control-buttons {
    float: none;
    margin: 0;
  }
}

/* margin-top: 10vh on two distinct breakpoints, combined. */
@media (min-width: 421px) and (min-height: 500px) and (max-height: 560px),
       (min-height: 650px) and (max-width: 414px) and (orientation: portrait) {
  .interstitial-wrapper {
    margin-top: 10vh;
  }
}

@media (min-height: 400px) and (orientation:portrait) {
  .interstitial-wrapper {
    margin-bottom: 145px;
  }
}

@media (min-height: 299px) {
  .nav-wrapper {
    padding-bottom: 16px;
  }
}

@media (min-height: 500px) and (max-height: 650px) and (max-width: 414px) and
       (orientation: portrait) {
  .interstitial-wrapper {
    margin-top: 7vh;
  }
}

/* Small mobile screens. No fixed nav. */
@media (max-height: 400px) and (orientation: portrait),
       (max-height: 239px) and (orientation: landscape),
       (max-width: 419px) and (max-height: 399px) {
  .interstitial-wrapper {
    display: flex;
    flex-direction: column;
    margin-bottom: 0;
  }

  #main-content {
    flex: 1 1 auto;
    order: 0;
  }

  .nav-wrapper {
    flex: 0 1 auto;
    margin-top: 8px;
    order: 1;
    padding-inline-end: 0;
    padding-inline-start: 0;
    position: relative;
    width: 100%;
  }

  button {
    padding: 16px 24px;
  }
}

@media (max-height: 350px) {
  .interstitial-wrapper {
    margin-top: 5%;
  }

  .nav-wrapper {
    margin-top: 30px;
  }
}

@media (min-width: 420px) and (max-width: 736px) and
       (min-height: 240px) and (max-height: 420px) and
       (orientation:landscape) {
  .interstitial-wrapper {
    margin-bottom: 100px;
  }
}

@media (max-width: 240px) {
  button {
    padding-inline-end: 12px;
    padding-inline-start: 12px;
  }

  .interstitial-wrapper {
    overflow: inherit;
    padding: 0 8px;
  }
}

@media (max-width: 239px) and (orientation: portrait) {
  .nav-wrapper {
    padding-inline-end: 0;
    padding-inline-start: 0;
  }
}

@media (max-width: 120px) {
  button {
    width: auto;
  }
}

@media (prefers-color-scheme: dark) {
  body {
    --background-color: rgb(32, 33, 36);
    --error-code-color: rgb(154, 160, 166);
    --heading-color: rgb(154, 160, 166);
    --link-color: rgb(138, 180, 248);
    --primary-button-fill-color: rgb(138, 180, 248);
    --primary-button-fill-color-active: rgb(129, 162, 208);
    --primary-button-text-color: rgb(32, 33, 36);
    --text-color: rgb(154, 160, 166);
  }

  .icon {
    filter: invert(1);
  }
}