html,
body,
p,
ol,
ul,
li,
dl,
dt,
dd,
blockquote,
figure,
fieldset,
legend,
textarea,
pre,
iframe,
hr,
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  padding: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
  font-weight: normal;
}

ul {
  list-style: none;
}

button,
input,
select,
textarea {
  margin: 0;
}

html {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

*,
*::before,
*::after {
  -webkit-box-sizing: inherit;
  box-sizing: inherit;
}

img,
video {
  display: block;
  height: auto;
  max-width: 100%;
}

iframe {
  border: 0;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

td,
th {
  padding: 0;
}

td:not([align]),
th:not([align]) {
  text-align: left;
}

html,
body {
  height: 100%;
  overflow: hidden;
}

html {
  height: 100%;
  font-size: 16px;
  text-rendering: optimizeLegibility;
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

article,
aside,
figure,
footer,
header,
hgroup,
section {
  display: block;
}

body,
button,
input,
select,
textarea {
  font-family: Pretendard, BlinkMacSystemFont, -apple-system, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Fira Sans", "Droid Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

code,
pre {
  font-family: Courier, "Courier New", monospace;
  -moz-osx-font-smoothing: auto;
  -webkit-font-smoothing: auto;
}

body {
  position: relative;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
  word-break: keep-all;
  color: black;
  background-color: white;
  cursor: default;
  -webkit-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

a {
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  position: fixed;
  z-index: 999;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding: 6rem;
  font-size: 6rem;
  font-weight: 900;
  line-height: 1.375;
  text-align: center;
  background-color: rgba(255,255,255,.75);
  -webkit-backdrop-filter: blur(1rem);
  backdrop-filter: blur(1rem);
}

.header {
  position: absolute;
  z-index: 888;
  top: 0;
  left: 0;
  width: 100%;
  padding: 0 2rem;
  font-size: 1.5rem;
  font-weight: 600;
  background-color: white;
}

.header .container {
  position: relative;
  padding: 1.5rem 0;
  border-bottom: 1px solid black;
  text-align: center;
}

.header-logo {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  gap: .25rem;
}

.header-logo div {
  width: 2.5rem;
  height: 2.5rem;
  background-color: black;
}

.header-logo div:first-child {
  border-radius: 50%;
}

.header-title {
  font-weight: inherit;
}

.header-link {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  padding: .375rem 1.25rem;
  color: black;
  background-color: white;
  border: 1px solid black;
  border-radius: .5rem;
  transition: color .25s, background-color .25s;
}

.header-link:hover {
  color: white;
  background-color: black;
}

.header-message {
  width: 100%;
  text-align: center;
}

.header-message p {
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  animation: message 1s ease;
}

@keyframes message {
  from {
    transform: translateY(50%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.main {
  position: absolute;
  z-index: 777;
  top: 7rem;
  left: 0;
  width: 100%;
  height: calc(100% - 5.3125rem);
  overflow: hidden;
  opacity: 0;
  transition: top 1s, opacity 1s;
}

.is-loaded .main {
  top: 5.3125rem;
  opacity: 1;
}

.section {
  padding: 0 1rem 1rem;

}

.section-header {

}

.article {

}

.article-header {

}

.title {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.25;
}

.title:not(.is-spaced) + .subtitle {
  margin-top: -1.25rem;
}

.subtitle {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.25;
}

.subtitle:not(.is-spaced) + .title {
  margin-top: -1.25rem;
}

.content {
  position: relative;
  font-size: 1rem;
  line-height: 1.625;
}

.content[lang="ko"] {
  line-height: 1.625;
}

.content[lang="en"] {
  line-height: 1.375;
}

.content:not(:last-child) {
  margin-bottom: 1.5rem;
}

.content a:not([class]) {
  border-bottom: .1em solid currentColor;
}

.content h1,
.content h2,
.content h3,
.content h4,
.content h5,
.content h6 {
  line-height: 1.375;
}

.content h1,
.content h2,
.content h3 {
  font-weight: 700;
}

.content h1 {
  font-size: 2em;
}

.content h1:not(:first-child) {
  margin-top: 2em;
}

.content h2 {
  font-size: 1.5em;
}

.content h2:not(:first-child),
.content h3:not(:first-child),
.content h4:not(:first-child),
.content h5:not(:first-child),
.content h6:not(:first-child) {
  margin-top: 1em;
}

.content strong {
  font-weight: normal;
}

.content strong::before {
  content: "『";
}

.content strong::after {
  content: "』";
}

.content em {
  font-style: normal;
}

.content em::before {
  content: "「";
}

.content em::after {
  content: "」";
}

.content ul,
.content ol {
  margin-left: 2em;
}

.content ul {
  list-style-type: disc;
}

.content blockquote {
  padding-left: 2em;
  border-left: .1em solid currentColor;
}

.content figure {
  margin: 0 auto;
}

.content figure:not(:first-child) {
  margin-top: 2em;
}

.content figure:not(:last-child) {
  margin-bottom: 2em;
}

.content figcaption {
  margin-top: .25em;
  font-size: .75em;
}

.content .video {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  overflow: hidden;
}

.content .video iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.content hr {
  border: 0;
}

.content hr::after {
  content: "* * *";
  display: block;
  position: relative;
  top: .125em;
  text-align: center;
}

.content sup,
.content sub {
  position: relative;
  font-size: .75em;
}

.content sup {
  top: .25em;
}

.content sub {
  bottom: .25em;
}

.content .footnote-ref {
  display: inline-block;
  padding: 0 .125em;
}

.content .footnotes {
  margin-top: 2rem;
  font-size: .75em;
}

.content .footnotes hr {
  display: none;
}

.content .footnote-backref {
  display: inline-block;
  position: relative;
  left: -.25em;
  width: 1rem;
  height: 1rem;
  color: transparent;
}

.content .footnote-backref::after {
  content: "↑";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  text-align: center;
  color: black;
  background-color: white;
}

.content > *:not(:last-child) {
  margin-bottom: 1em;
}



.chat {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  -ms-overflow-style: none;
  scrollbar-width: none;
  padding: 2rem 2rem 9.6875rem;
}

.chat::-webkit-scrollbar {
  display: none;
}

.chat div {
  position: relative;
  padding: 1.5rem 2rem;
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.5;
  border-radius: 1rem;
}

.chat div:not(:last-child) {
  margin-bottom: 2rem;
}

.chat-answer {
  margin-right: 20%;  
  color: white;
  background-color: black;
  /*background-image: url("../images/whitehead.jpg");
  background-size: 2px;*/
}

.chat-answer strong::before {
  content: "『";
}

.chat-answer strong::after {
  content: "』";
}

.chat-question {
  margin-left: 20%;
  border: 1px solid black;
}

@media screen and (min-width: 900px) {
  .chat-answer {
    margin-right: 40%;  
  }

  .chat-question {
    margin-left: 40%;
  }
}

.form {
  position: fixed;
  bottom: -7.6875rem;
  left: 0;
  width: 100%;
  padding: 0 2rem;
  transition: bottom 1s;
  transition-delay: 1s;
}

.is-loaded .form {
  bottom: 0;
}

.input {
  -moz-appearance: none;
  -webkit-appearance: none;
  border: 0;
  border-top: 1px solid black;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
  font-size: 3rem;
  font-weight: 800;
  text-align: center;
  position: relative;
  width: 100%;
  outline: 0;
  color: black;
  background-color: white;
}

.input::placeholder {
  color: black;
}

.table {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  -ms-overflow-style: none;
  scrollbar-width: none;
  padding: 0 2rem calc(7.6875rem - 1px);
  font-size: 1.25rem;
}

.table::-webkit-scrollbar {
  display: none;
}

#table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

#table th,
#table td {
  min-width: 10rem;
  padding: .5rem 2rem .5rem 0;
  vertical-align: top;
}

#table th {
  position: relative;
/*  border-top: 1px solid black;*/
  border-bottom: 1px solid black;
  cursor: pointer;
}

#table th:hover {
  color: transparent;
}

#table th:hover::after {
  content: "↑↓";
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  color: black;
}

#table th[aria-sort="ascending"]:hover::after {
  content: "↓";
}

#table th[aria-sort="descending"]:hover::after {
  content: "↑";
}

#table thead tr {
  position: sticky;
  top: 0;
}

#table tr input {
  display: block;
  width: 100%;
  font-size: 1rem;
  border: 0;
  border-radius: 0;
  outline: 0;
}

#table td {
  border-bottom: 1px solid black;
}

#table tbody tr:hover {
  color: white;
  background-color: black;
}

#table th:first-child,
#table td:first-child {
  width: 40%;
}

#table th {
  position: sticky;
  top: 0;
  background-color: white;
}

#table .filtered {
  display: none;
}

.search {
  position: fixed;
  bottom: -6rem;
  left: 0;
  width: 100%;
  padding: 0 1rem;
  transition: bottom 1s;
}

.is-loaded .search {
  bottom: 0;
}
/*
.search-input {
  display: block;
  width: 100%;
  padding: 2rem;
  font-size: 2rem;
  font-weight: 800;
  text-align: center;
  border: 0;
  border-top: 1px solid black;
  border-radius: 0;
  outline: 0;
}*/