/* Variables */
/* mixin */
/* :: Import Fonts */
@import url("https://fonts.googleapis.com/css?family=Ubuntu:300,400,500,700|Noto+Sans+KR:300,400,500,600,700");
@import url("https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.8.2/css/all.min.css");
/* :: Import All CSS */
@import url("/vendor/bootstrap/bootstrap.min.css");
@import url("/vendor/magnific-popup/magnific-popup.css");
@import url("/vendor/wow/animate.css");
/* :: Base CSS */
* {
  margin: 0;
  padding: 0; }

body {
  font-family: "Noto Sans KR", sans-serif; }

.monospace-fonts {
  font-family: "Ubuntu", sans-serif; }

h1,
h2,
h3,
h4,
h5,
h6 {
  color: #000000;
  font-weight: 500;
  line-height: 1.5;
  margin-top: 1.8em; }
  h1:hover,
  h2:hover,
  h3:hover,
  h4:hover,
  h5:hover,
  h6:hover {
    color: #0057a7; }

p {
  color: #555;
  font-size: 1.1em;
  line-height: 1.4; }

a {
  -webkit-transition-duration: 500ms;
  transition-duration: 500ms;
  text-decoration: none;
  outline: none;
  font-size: 14px;
  font-weight: 400;
  font-family: "Ubuntu", sans-serif;
  color: #555; }
  a:hover, a:focus {
    font-family: "Ubuntu", sans-serif;
    text-decoration: none;
    color: #0057a7; }

ul,
ol {
  margin: 1em; }
  ul li,
  ol li {
    list-style: none; }

img {
  height: auto;
  max-width: 100%; }

.bg-img {
  background-position: center center;
  background-size: cover;
  background-repeat: no-repeat; }

#scrollUp {
  background-color: #232323;
  border-radius: 50%;
  bottom: 60px;
  right: 60px;
  box-shadow: 0 2px 6px 0 rgba(0, 0, 0, 0.3);
  color: #ffffff;
  font-size: 30px;
  height: 50px;
  text-align: center;
  width: 50px;
  line-height: 46px;
  -webkit-transition-duration: 500ms;
  transition-duration: 500ms; }
  #scrollUp:hover {
    background-color: #0057a7; }
  @media only screen and (min-width: 768px) and (max-width: 991px) {
    #scrollUp {
      bottom: 30px;
      right: 30px;
      opacity: 0.6; } }
  @media only screen and (max-width: 767px) {
    #scrollUp {
      bottom: 30px;
      right: 30px;
      opacity: 0.6; } }

.background-overlay {
  position: relative;
  z-index: 2; }
  .background-overlay:after {
    position: absolute;
    z-index: -1;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    content: "";
    background-color: rgba(0, 0, 0, 0.7); }

/* :: Header Area CSS */
.header-area {
  position: fixed;
  top: 0;
  width: 100%;
  height: auto;
  margin-top: 20px;
  left: 0;
  z-index: 300;
  -webkit-transition-duration: 500ms;
  transition-duration: 500ms; }
  .header-area .navbar {
    border-bottom: 2px solid;
    border-color: #ffffff;
    -webkit-transition-duration: 500ms;
    transition-duration: 500ms;
    height: 55px; }
    .header-area .navbar .navbar-brand img {
      max-height: 27px; }
    .header-area .navbar .navbar-nav .nav-link {
      padding: 0.5em 1em;
      font-size: 1em;
      font-weight: 700;
      color: #aaa; }
      .header-area .navbar .navbar-nav .nav-link:hover, .header-area .navbar .navbar-nav .nav-link:focus {
        color: #ffffff; }
      @media only screen and (min-width: 992px) and (max-width: 1199px) {
        .header-area .navbar .navbar-nav .nav-link {
          padding: 0.5em; } }
    .header-area .navbar .navbar-nav .nav-item.active .nav-link {
      color: #ffffff; }
    @media only screen and (min-width: 992px) and (max-width: 1199px) {
      .header-area .navbar .navbar-nav {
        margin-right: 30px; } }
    @media only screen and (min-width: 768px) and (max-width: 991px), only screen and (max-width: 767px) {
      .header-area .navbar .navbar-collapse {
        background-color: #000000;
        padding-bottom: 30px;
        border: thick solid; } }
  .header-area.sticky {
    background-color: #010205cb;
    margin-top: 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15); }
    .header-area.sticky .navbar {
      border-color: #010205cb; }

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(255, 255, 255, 1)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
  cursor: pointer; }

.dropdown-menu {
  border: none;
  box-shadow: 0 5px 12px rgba(0, 0, 0, 0.15);
  padding-top: 5px;
  border-radius: 3px; }

/* Top image area */
.top-area {
  position: relative; }
  .top-area .top-video {
    width: 100%;
    min-height: 360px;
    position: relative;
    overflow: hidden; }
    .top-area .top-video .video {
      position: absolute;
      top: 50%;
      left: 50%;
      width: auto;
      min-width: 100%;
      height: auto;
      min-height: 100%;
      transform: translateX(-50%) translateY(-50%);
      z-index: -1; }
    .top-area .top-video .container {
      margin-top: 110px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px; }
      .top-area .top-video .container .title-message {
        min-height: 80px;
        text-align: center; }
      .top-area .top-video .container h1 {
        display: block;
        font-size: 2em;
        color: #fff; }
        .top-area .top-video .container h1:hover {
          color: #0057a7; }
      .top-area .top-video .container h2 {
        display: block;
        font-size: 1.5em;
        color: #999; }
  .top-area .top-video-small {
    min-height: 150px; }

.post-summary {
  overflow: hidden; }

/* Blog Content Area CSS */
.catagory-area .nav-tabs {
  padding: 10px 0;
  border-bottom: 2px solid #f1f1f1; }
  .catagory-area .nav-tabs .title {
    font-size: 18px;
    color: #000000;
    margin-bottom: 0;
    margin-right: auto;
    font-family: "Ubuntu", sans-serif;
    font-weight: 700; }
  .catagory-area .nav-tabs .nav-link {
    padding: 0 1em;
    position: relative;
    z-index: 1; }
    .catagory-area .nav-tabs .nav-link:hover, .catagory-area .nav-tabs .nav-link:focus {
      color: #000000;
      border: 1px solid transparent;
      font-weight: 400; }
    .catagory-area .nav-tabs .nav-link.active {
      color: #000000;
      border: 1px solid transparent; }
      .catagory-area .nav-tabs .nav-link.active:after {
        position: absolute;
        left: 15px;
        bottom: -17px;
        content: "";
        background-color: #239;
        width: calc(100% - 30px);
        height: 2px;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15); }
        @media only screen and (min-width: 992px) and (max-width: 1199px) {
          .catagory-area .nav-tabs .nav-link.active:after {
            width: calc(100% - 10px);
            left: 5px; } }
        @media only screen and (min-width: 768px) and (max-width: 991px) {
          .catagory-area .nav-tabs .nav-link.active:after {
            width: calc(100% - 10px);
            left: 5px; } }
        @media only screen and (max-width: 767px) {
          .catagory-area .nav-tabs .nav-link.active:after {
            display: none; } }
    @media only screen and (min-width: 992px) and (max-width: 1199px) {
      .catagory-area .nav-tabs .nav-link {
        padding: 0 5px; } }
    @media only screen and (min-width: 768px) and (max-width: 991px) {
      .catagory-area .nav-tabs .nav-link {
        padding: 0 5px; } }
    @media only screen and (max-width: 767px) {
      .catagory-area .nav-tabs .nav-link {
        padding: 0 5px; } }
  .catagory-area .nav-tabs .nav-item.show .nav-link {
    border: 1px solid transparent; }
  .catagory-area .nav-tabs .nav-item .dropdown-menu {
    margin-top: 15px;
    border-radius: 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
    border: none; }

.catagory-area .tab-content {
  padding-top: 30px; }

.post-sidebar-area {
  border-left: 2px solid #f1f1f1; }
  .post-sidebar-area.sticky {
    position: fixed;
    margin-top: -157px; }

.sidebar-widget-area {
  position: relative;
  z-index: 1;
  border-bottom: 2px solid #f1f1f1; }
  .sidebar-widget-area .title {
    display: block;
    font-size: 18px;
    color: #000000;
    margin-bottom: 0;
    margin-right: auto;
    font-family: "Ubuntu", sans-serif;
    font-weight: 700;
    padding: 12px 0;
    border-bottom: 2px solid #f1f1f1;
    padding-left: 30px; }
  .sidebar-widget-area .side-post-title {
    white-space: nowrap;
    overflow: hidden !important;
    text-overflow: ellipsis;
    margin-bottom: 0.2em; }
  .sidebar-widget-area .widget-content {
    padding: 8px 0 30px 20px; }
    @media only screen and (max-width: 767px) {
      .sidebar-widget-area .widget-content {
        padding: 8px 0 30px 15px; } }
    .sidebar-widget-area .widget-content .social-area a {
      width: 36px;
      height: 36px;
      border: 1px solid;
      border-color: #f1f1f1;
      display: block;
      border-radius: 50%;
      text-align: center;
      line-height: 32px; }
    .sidebar-widget-area .widget-content .todays-pick {
      box-shadow: none; }
  .sidebar-widget-area:last-of-type {
    border-bottom: none; }

/* Animations */
@-webkit-keyframes inputHighlighter {
  from {
    background-color: #239; }
  to {
    width: 0;
    background-color: transparent; } }

@-moz-keyframes inputHighlighter {
  from {
    background-color: #239; }
  to {
    width: 0;
    background-color: transparent; } }

@keyframes inputHighlighter {
  from {
    background-color: #239; }
  to {
    width: 0;
    background-color: transparent; } }

/*---------------------
 * Search bar 
 *--------------------*/
form {
  display: inline-block;
  transform: translate(0, 0);
  transition: all 1s;
  color: #aaa;
  width: 35px;
  height: 35px;
  box-sizing: border-box;
  border-radius: 18px; }
  form input {
    width: 100%;
    height: 36px;
    line-height: 30px;
    outline: 0;
    border: 0;
    display: none;
    font-size: 1em;
    border-radius: 20px;
    padding: 0 20px; }
  form .fa {
    box-sizing: border-box;
    padding: 10px;
    width: 34px;
    height: 34px;
    position: absolute;
    top: 0;
    right: 0;
    border-radius: 50%;
    color: #aaa;
    text-align: center;
    font-size: 1.2em;
    transition: all 0.2s; }
  form:hover {
    width: 200px;
    cursor: pointer; }
  form:hover input {
    display: block; }
  form:hover .fa {
    width: 36px;
    height: 36px;
    font-size: 1.1em;
    border: solid #ffffff 2px;
    background: linear-gradient(180deg, #0059ac 0%, #4490c3 100%);
    color: #ffffff; }
  @media only screen and (min-width: 768px) and (max-width: 991px), only screen and (max-width: 767px) {
    form #search-wrapper {
      margin-left: 10px; } }

/* Footer Area CSS */
.footer-area {
  margin-top: 3em;
  background-color: #010205cb;
  padding: 30px 0;
  position: relative;
  z-index: 1; }
  .footer-area .footer-single-widget .copywrite-text p {
    color: #ddd;
    margin-bottom: 0; }

#TableOfContents ul ul {
  margin-top: 0;
  margin-left: 1.2em; }

/* Post Content */
.post-content {
  margin-top: 1em;
  margin-bottom: 3em; }
  .post-content h2 {
    margin-top: 1.7em;
    padding-bottom: 0.1em;
    border-bottom: solid 3px #ddd;
    font-size: 3em; }
  .post-content h2:before,
  .post-content h3:before {
    display: block;
    content: " ";
    height: 75px;
    margin: -75px 0 0; }
  .post-content p {
    font-size: 1.1em;
    color: #555;
    line-height: 1.5em;
    margin-left: 0.2em;
    margin-bottom: 0.8em; }
    .post-content p code {
      border: solid #ddd 1px;
      background-color: #f1f1f1;
      border-radius: 3px;
      padding-left: 3px;
      padding-right: 3px;
      margin-left: 3px;
      margin-right: 3px; }
  .post-content a {
    color: blue;
    line-height: 1.2em; }
  .post-content ol,
  .post-content ul {
    margin: 0 0 20px 40px;
    line-height: 1.5em;
    font-size: 1.1em; }
  .post-content ol li {
    list-style: decimal; }
  .post-content ul li {
    list-style: disc; }
  .post-content blockquote {
    border-left: solid #5551d7 thick;
    margin: 1.5em 0.1em 1.5em 0.5em;
    padding: 0.4em 0.1em 0.4em 1em;
    font-family: "Ubuntu", sans-serif; }
    .post-content blockquote p {
      margin-bottom: 0rem; }
  .post-content pre {
    padding: 20px;
    font-family: "Ubuntu", sans-serif;
    font-size: 0.9em;
    background-color: #444444;
    color: #ffffff; }
  .post-content table {
    border-spacing: 0;
    border-collapse: collapse; }
    .post-content table thead {
      display: table-header-group;
      vertical-align: middle;
      border-color: inherit;
      background-color: #ddd; }
    .post-content table tr:nth-child(2n) {
      background-color: #f8f8f8; }
    .post-content table th,
    .post-content table td {
      padding: 6px 13px;
      border: 1px solid #dfe2e5; }
    .post-content table code {
      border: solid #ddd 1px;
      background-color: #f1f1f1;
      border-radius: 3px;
      padding-left: 3px;
      padding-right: 3px;
      margin-left: 3px;
      margin-right: 3px; }

.recommend-articles {
  margin-bottom: 4em; }
  .recommend-articles ul li {
    margin-left: 1.5em;
    list-style: disc; }

.tag-list {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap; }
  .tag-list .tag {
    margin: 0.3em;
    padding-right: 2em;
    color: #ddd; }
    .tag-list .tag a {
      font-size: 1.3em; }

nav .page-link {
  color: #555; }
  nav .page-link:hover {
    color: #555; }

nav .page-item.active .page-link {
  border-color: #999;
  background-color: #999; }

@media only screen and (min-width: 768px) and (max-width: 991px) {
  #sidebar {
    display: none; } }

@media only screen and (max-width: 767px) {
  #sidebar {
    display: none; } }

#sidebar .badge-secondary:hover {
  background-color: #0057a7; }