.flex-center {
  display: flex;
  justify-content: center;
  align-items: center;
}
:root {
  --color-bg: #F9FAFB;
  --color-bg-opacity: rgba(249, 250, 251, 0.9);
  --color-menu-bg: #FFFFFF;
  --color-menu-bg-2: #E6E7EB;
  --color-menu-bg-3: #FFFFFF;
  --color-border: #E6E7EB;
  --color-text: #1F2937;
  --color-text-fade: rgba(31, 41, 55, 0.7);
  --color-sub-text: #6C7280;
  --page-width: 1200px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #171717;
    --color-bg-opacity: rgba(23, 23, 23, 0.9);
    --color-menu-bg: #262626;
    --color-menu-bg-2: #2D2D2D;
    --color-menu-bg-3: #212121;
    --color-border: #404040;
    --color-border-fade: #272727;
    --color-text: #FFFFFF;
    --color-text-fade: rgba(255, 255, 255, 0.7);
    --color-sub-text: #707070;
  }
}
@media screen and (max-width: 767px) {
  :root {
    --page-width: 17.25rem;
  }
}
html,
body {
  -webkit-font-smoothing: antialiased;
  background-color: var(--color-bg);
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 14px;
  color: var(--color-text);
  line-height: 20px;
}
html a,
body a {
  color: var(--color-text-fade);
  transition: all 0.3s ease-in-out;
}
html a:hover,
body a:hover,
html a:active,
body a:active {
  color: var(--color-text);
}
ul,
ol,
li,
dl,
dt,
dd {
  list-style: none;
  padding: 0;
  margin: 0;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  padding: 0;
  font-weight: 400;
  font-size: 14px;
  color: var(--color-text);
  line-height: 20px;
}
p {
  margin: 0;
  padding: 0;
}
blockquote {
  margin: 0;
  padding: 0;
}
pre {
  margin: 0;
  padding: 0;
}
img {
  max-width: 100%;
  display: block;
}
i,
b {
  font-weight: 400;
  font-style: normal;
}
ul,
li {
  list-style: none;
  margin: 0;
  padding: 0;
}
.laptop-hide {
  display: none;
}
@media screen and (max-width: 767px) {
  html {
    font-size: 20px;
  }
  .mobile-hide {
    display: none;
  }
  .laptop-hide {
    display: inherit;
  }
}
.page-container {
  margin: 0 auto;
  width: var(--page-width);
}
.mobile-only {
  display: none;
}
@media screen and (max-width: 767px) {
  .mobile-only {
    display: block;
  }
}
.laptop-only {
  display: block;
}
@media screen and (max-width: 767px) {
  .laptop-only {
    display: none;
  }
}
.doc-container {
  display: flex;
  flex-direction: row;
  position: relative;
  flex-direction: row-reverse;
  gap: 16px;
}
.doc-container img {
  width: 550px;
}
.doc-container .left-box {
  width: 250px;
  background: var(--color-menu-bg);
  border-radius: 8px;
  border: 1px solid var(--color-border);
  box-sizing: border-box;
  padding: 20px;
}
.doc-container .left-box h1 {
  display: none;
}
.doc-container .left-box .search-box input {
  width: 210px;
  height: 40px;
  background: var(--color-menu-bg-2);
  border-radius: 8px;
  border: 1px solid var(--color-border);
  outline: none;
  padding: 0 14px;
  color: var(--color-text);
}
.doc-container .left-box > .content > ul {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.doc-container .left-box > .content > ul li a {
  color: var(--color-text);
}
.doc-container .left-box > .content > ul li ul {
  display: flex;
  flex-direction: column;
}
.doc-container .left-box > .content > ul li ul li {
  margin-top: 18px;
  margin-left: 20px;
  list-style: circle;
}
.doc-container .left-box > .content > ul li ul li a {
  color: var(--color-sub-text);
}
.doc-container .left-box > .content > ul li ul li a:hover {
  color: var(--color-text);
}
.doc-container .right-box {
  flex: 1;
  background: var(--color-menu-bg);
  border-radius: 8px;
  border: 1px solid var(--color-border);
  box-sizing: border-box;
  padding: 20px;
  padding-top: 30px;
}
.doc-container .right-box .content {
  color: var(--color-sub-text);
}
.doc-container .right-box .content.has-toc {
  padding-right: 142px;
}
.doc-container .right-box .content h1 {
  font-weight: 500;
  font-size: 24px;
  line-height: 33px;
}
.doc-container .right-box .content h2 {
  margin-top: 30px;
  font-weight: 500;
  font-size: 20px;
  line-height: 28px;
}
.doc-container .right-box .content h3 {
  margin-top: 20px;
  font-weight: 500;
}
.doc-container .right-box .content p {
  margin: 10px 0;
}
.doc-container .right-box .content ul {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.doc-container .right-box .content ul li {
  margin-left: 20px;
  list-style: circle;
  color: var(--color-sub-text);
}
.doc-container .right-box .content ul li a {
  background: linear-gradient(0deg, #3C82F6 0%, #8B5DF6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.doc-container .toc {
  position: fixed;
  left: 50%;
  margin-left: 444px;
  z-index: 9;
  width: 144px;
  background: var(--color-bg);
  border-radius: 8px;
  box-sizing: border-box;
  padding: 14px;
}
.doc-container .toc .toc-list {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.doc-container .toc .toc-list .toc-name {
  color: var(--color-sub-text);
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.doc-container .toc .toc-list .toc-name:hover {
  color: var(--color-text);
}
.doc-container .toc .toc-list .toc-name.current {
  background: linear-gradient(0deg, #3C82F6 0%, #8B5DF6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
/** codemirror **/
.CodeMirror {
  height: auto!important;
  margin: 14px 0!important;
  background: var(--color-bg) !important;
  color: var(--color-text) !important;
}
.CodeMirror .cm-def {
  color: var(--color-text) !important;
}
.CodeMirror .cm-builtin {
  color: #3C82F6 !important;
}
.CodeMirror .cm-string {
  color: #FEB682 !important;
}
@media screen and (max-width: 767px) {
  .doc-container {
    flex-direction: column-reverse;
    margin: 0;
    width: 100%;
    gap: 0.5rem;
  }
  .doc-container img {
    width: 100%;
  }
  .doc-container .left-box {
    width: 100%;
    border-radius: 0;
    border: none;
    padding: 0;
  }
  .doc-container .left-box .search-box {
    display: none;
  }
  .doc-container .left-box > .content > ul {
    margin-top: 0;
    flex-direction: row;
    align-items: center;
    overflow: auto;
    height: 2.7rem;
    padding: 0 2rem;
  }
  .doc-container .left-box > .content > ul li {
    white-space: nowrap;
  }
  .doc-container .left-box > .content > ul li a {
    white-space: nowrap;
  }
  .doc-container .left-box > .content > ul li ul {
    display: none;
  }
  .doc-container .right-box {
    border-radius: 0;
    border: none;
    padding: 1.5rem 0.75rem;
  }
  .doc-container .right-box .content.has-toc {
    padding-right: 0;
  }
  .doc-container .right-box .content h1 {
    font-size: 1.25rem;
  }
  .doc-container .right-box .content h2 {
    margin-top: 1.5rem;
    font-size: 0.8rem;
  }
  .doc-container .right-box .content h3 {
    margin-top: 0.75rem;
  }
  .doc-container .right-box .content p {
    margin: 0.5rem 0;
    font-size: 0.75rem;
  }
  .doc-container .right-box .content ul {
    margin-top: 0.5rem;
    gap: 0.5rem;
  }
  /** codemirror **/
}