.flex-container {
  width: 720px;
  margin: 0 auto;
}
html {
  font-size: 18px;
}
@media (max-width: 1600px) {
  html {
    font-size: 18px;
  }
  .flex-container {
    width: 720px;
  }
}
@media (max-width: 1200px) {
  html {
    font-size: 18px;
  }
  .flex-container {
    width: 640px;
  }
}
@media (max-width: 688px) {
  .flex-container {
    display: block;
    width: calc(100% - 48px);
    padding-left: 24px;
    padding-right: 24px;
  }
}
/* normalize.css v8.0.0 | MIT License | github.com/necolas/normalize.css */
html {
  line-height: 1.15 /* 1 */;
  -webkit-text-size-adjust: 100% /* 2 */;
}
body {
  margin: 0;
}
h1 {
  font-size: 2em;
  margin: 0.67em 0;
}
hr {
  box-sizing: content-box /* 1 */;
  height: 0 /* 1 */;
  overflow: visible /* 2 */;
}
pre {
  font-family: monospace, monospace /* 1 */;
  font-size: 1em /* 2 */;
}
a {
  background-color: transparent;
}
abbr[title] {
  border-bottom: none /* 1 */;
  text-decoration: underline /* 2 */;
  text-decoration: underline dotted /* 2 */;
}
b,
strong {
  font-weight: bolder;
}
code,
kbd,
samp {
  font-family: monospace, monospace /* 1 */;
  font-size: 1em /* 2 */;
}
small {
  font-size: 80%;
}
sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}
sub {
  bottom: -0.25em;
}
sup {
  top: -0.5em;
}
img {
  border-style: none;
}
button,
input,
optgroup,
select,
textarea {
  font-family: inherit /* 1 */;
  font-size: 100% /* 1 */;
  line-height: 1.15 /* 1 */;
  margin: 0 /* 2 */;
}
button,
input {
  overflow: visible;
}
button,
select {
  text-transform: none;
}
button,
[type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button;
}
button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {
  border-style: none;
  padding: 0;
}
button:-moz-focusring,
[type="button"]-moz-focusring,
[type="reset"]-moz-focusring,
[type="submit"]-moz-focusring {
  outline: 1px dotted ButtonText;
}
fieldset {
  padding: 0.35em 0.75em 0.625em;
}
legend {
  box-sizing: border-box /* 1 */;
  color: inherit /* 2 */;
  display: table /* 1 */;
  max-width: 100% /* 1 */;
  padding: 0 /* 3 */;
  white-space: normal /* 1 */;
}
progress {
  vertical-align: baseline;
}
textarea {
  overflow: auto;
}
[type="checkbox"],
[type="radio"] {
  box-sizing: border-box /* 1 */;
  padding: 0 /* 2 */;
}
[type="number"]::-webkit-inner-spin-button,
[type="number"]::-webkit-outer-spin-button {
  height: auto;
}
[type="search"] {
  -webkit-appearance: textfield /* 1 */;
  outline-offset: -2px /* 2 */;
}
[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}
::-webkit-file-upload-button {
  -webkit-appearance: button /* 1 */;
  font: inherit /* 2 */;
}
details {
  display: block;
}
summary {
  display: list-item;
}
template {
  display: none;
}
[hidden] {
  display: none;
}
.highlight {
  color: #657b83;
}
.highlight table {
  background: #fdf6e3;
}
.highlight .code .comment,
.highlight .code .quote {
  color: #93a1a1;
}
.highlight .code .keyword,
.highlight .code .selector-tag,
.highlight .code .addition {
  color: #859900;
}
.highlight .code .number,
.highlight .code .string,
.highlight .code .meta .meta-string,
.highlight .code .literal,
.highlight .code .doctag,
.highlight .code .regexp {
  color: #2aa198;
}
.highlight .code .title,
.highlight .code .section,
.highlight .code .name,
.highlight .code .selector-id,
.highlight .code .selector-class {
  color: #268bd2;
}
.highlight .code .attribute,
.highlight .code .attr,
.highlight .code .variable,
.highlight .code .template-variable,
.highlight .code .class .title,
.highlight .code .type {
  color: #b58900;
}
.highlight .code .symbol,
.highlight .code .bullet,
.highlight .code .subst,
.highlight .code .meta,
.highlight .code .meta .keyword,
.highlight .code .selector-attr,
.highlight .code .selector-pseudo,
.highlight .code .link {
  color: #cb4b16;
}
.highlight .code .built_in,
.highlight .code .deletion {
  color: #dc322f;
}
.highlight .code .formula {
  background: #eee8d5;
}
.highlight .code .emphasis {
  font-style: italic;
}
.highlight .code .strong {
  font-weight: bold;
}
body {
  margin: 0;
}
.mask-border::before {
  content: '';
  width: 100%;
  height: 100vh;
  border: 4px #002a56 solid;
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 8;
}
.wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.main {
  flex-grow: 1;
  padding: 0;
  margin: 0;
}
div {
  display: block;
  padding: 0;
  margin: 0;
}
ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
*::before,
*::after {
  box-sizing: border-box;
}
a {
  text-decoration: none;
  color: #002a56;
}
input {
  outline: none;
  border: none;
}
body {
  font-family: 'Inter', 'Noto Sans SC', helvetica, arial;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5rem;
  color: #002a56;
  background-color: #fffcf2;
}
input[type=search]::-ms-clear {
  display: none;
  width: 0;
  height: 0;
}
input[type=search]::-ms-reveal {
  display: none;
  width: 0;
  height: 0;
}
input[type="search"]::-webkit-search-decoration,
input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-results-button,
input[type="search"]::-webkit-search-results-decoration {
  display: none;
}
.header {
  border: 2px solid #002a56;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.25rem;
  color: #002a56;
}
.header-inner {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}
.header-inner #menu-btn {
  display: none;
}
.header-inner .site-nav {
  flex-grow: 1;
  overflow-x: auto;
}
.menu-list {
  text-align: right;
  display: flex;
}
.menu-list .menu-item {
  position: relative;
  margin-left: 1.5rem;
}
.menu-list:before {
  content: "";
  flex-grow: 1;
}
.menu-item:after {
  content: "";
  -webkit-transition: width 0.4s ease-in-out;
  transition: width 0.4s ease-in-out;
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  border-bottom: solid 1px #002a56;
}
.menu-item:hover:after {
  width: 100%;
}
.menu-item-active:after {
  border-bottom: solid 2px;
  width: 100%;
}
.logo-img {
  max-height: 2.25rem;
  width: auto;
  max-width: 100%;
  display: flex;
}
@media (max-width: 688px) {
  .header-inner {
    flex-wrap: wrap;
  }
  .header-inner #menu-btn {
    display: block !important;
    text-align: right;
    width: 50%;
  }
  .header-inner #menu-btn .icon {
    float: right;
  }
  .header-inner .site-brand-container {
    width: 50%;
  }
  .header-inner .site-nav {
    width: 100%;
  }
  .header-inner .site-nav .menu-list {
    height: 0;
    overflow: hidden;
  }
  .header-inner .site-nav .menu-list .menu-item {
    margin-right: 0;
    margin-left: auto;
    margin-top: 0.5rem;
  }
  .header-inner .site-nav .active {
    margin-top: 0.75rem;
    height: auto;
    flex-direction: column;
  }
}
.footer {
  margin-top: 3.5rem;
  border: 2px #002a56 solid;
  font-size: 0.75rem;
  font-weight: 400;
  line-height: 1.25rem;
  color: #002a56;
}
.footer .footer-text {
  margin-top: 2rem;
  margin-bottom: 3.5rem;
}
.post-list a {
  background-image: linear-gradient(#fffcf2, #fffcf2), linear-gradient(#002a56, #002a56);
  background-size: 100% 1px, 0% 1px;
  background-position: 100% 100%, 0 100%;
  background-repeat: no-repeat, no-repeat;
  transition: background-size 0.6s linear;
}
.post-list a:hover {
  background-size: 0 1px, 100% 1px;
}
.year-title {
  margin-top: 3.5rem;
  margin-bottom: 0.75rem;
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 2.25rem;
  color: #ced6df;
}
.post-list-item {
  display: flex;
  flex-wrap: nowrap;
  margin-top: 0.75rem;
  align-items: top;
}
.post-list-item .post-title {
  flex-grow: 1;
  font-family: 'Inter', 'Noto Sans SC', helvetica, arial;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5rem;
  color: #002a56;
  font-variation-settings: 'wght' 500;
}
.post-list-item .post-date {
  margin-left: 1.5rem;
  min-width: 8rem;
  text-align: right;
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.25rem;
  color: #002a56;
  line-height: 1.5rem;
  color: #9faab5;
}
@media (max-width: 480px) {
  .post-list-item {
    flex-wrap: wrap;
  }
  .post-list-item .post-title {
    width: 100%;
  }
  .post-list-item .post-date {
    margin-left: 0;
    width: 100%;
    text-align: left;
  }
}
.post-gallery-list .h-line-secondary {
  margin-top: 0.75rem;
}
.post-gallery-list .h-line-secondary:last-child {
  display: none;
}
.post-gallery-item {
  display: flex;
  margin-top: 3.5rem;
  margin-bottom: 0.75rem;
}
.post-gallery-item .post-info {
  margin-right: 1.5rem;
  width: 50%;
  display: flex;
  flex-direction: column;
}
.post-gallery-item .post-info .post-title {
  margin-bottom: 0.75rem;
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 2.25rem;
  color: #002a56;
}
.post-gallery-item .post-info .post-date {
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.25rem;
  color: #002a56;
}
.post-gallery-item .post-img {
  width: 50%;
}
.post-gallery-item a {
  background-image: linear-gradient(#fffcf2, #fffcf2), linear-gradient(#002a56, #002a56);
  background-size: 100% 1px, 0% 1px;
  background-position: 100% 100%, 0 100%;
  background-repeat: no-repeat, no-repeat;
  transition: background-size 0.6s linear;
}
.post-gallery-item a:hover {
  background-size: 0 1px, 100% 1px;
}
@media (max-width: 480px) {
  .post-gallery-item {
    flex-wrap: wrap;
  }
  .post-gallery-item .post-info {
    width: 100%;
  }
  .post-gallery-item .post-img {
    width: 100%;
    margin-top: 0.75rem;
  }
}
.paginator {
  margin-top: 3.5rem;
}
.pagination {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.25rem;
  color: #002a56;
  display: flex;
}
.pagination:before {
  content: "";
  flex-grow: 1;
}
.page-number {
  position: relative;
  margin-left: 1.5rem;
}
.page-number:after {
  content: "";
  -webkit-transition: width 0.4s ease-in-out;
  transition: width 0.4s ease-in-out;
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  border-bottom: solid 1px #002a56;
}
.page-number:hover:after {
  width: 100%;
}
.pagination .current:after {
  border-bottom: solid 2px;
  width: 100%;
}
.pagination .space {
  margin-left: 1.5rem;
}
.profile {
  margin-top: 3.5rem;
  display: flex;
  flex-direction: row-reverse;
}
.profile .profile-content {
  width: 50%;
  margin: 0 1.5rem 0 0;
}
.profile .profile-content .profile-title {
  margin-top: 0;
  margin-bottom: 0.5rem;
  margin-bottom: 1rem;
}
.profile .profile-content .profile-body {
  margin-top: 0;
  margin-bottom: 1rem;
}
.profile .profile-content .profile-title {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 2.25rem;
  color: #002a56;
}
.profile .profile-content .profile-body {
  font-family: 'Inter', 'Noto Sans SC', helvetica, arial;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5rem;
  color: #002a56;
}
.profile .profile-content .profile-link {
  margin-top: 0;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.25rem;
  color: #002a56;
}
.profile .profile-image {
  width: 50%;
}
@media (max-width: 480px) {
  .profile {
    flex-wrap: wrap;
  }
  .profile .profile-content {
    width: 100%;
    margin-top: 0.75rem;
  }
  .profile .profile-image {
    width: 100%;
  }
}
.search-popup {
  visibility: hidden;
}
.search-activate {
  visibility: visible;
}
.search-popup-overlay {
  position: fixed;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  background: rgba(0,0,0,0.2);
}
.search-popup-window {
  position: absolute;
  top: 50%;
  left: 50%;
  background: #fffcf2;
  transform: translate(-50%, -50%);
  width: 640px;
  height: 60%;
  border: 2px solid #002a56;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.search-result-container {
  flex-grow: 1;
  overflow: scroll;
  padding: 0.75rem 0.75rem;
}
.search-result-container .search-result-message {
  font-family: 'Roboto Mono', menlo, monospace;
  font-size: 0.875rem;
  line-height: 1rem;
  color: #ced6df;
  text-transform: lowercase;
  color: #9faab5;
}
.search-result-container .search-result-title {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.25rem;
  color: #002a56;
  color: #002a56;
}
.search-result-container a {
  background-image: linear-gradient(#fffcf2, #fffcf2), linear-gradient(#002a56, #002a56);
  background-size: 100% 1px, 0% 1px;
  background-position: 100% 100%, 0 100%;
  background-repeat: no-repeat, no-repeat;
  transition: background-size 0.6s linear;
}
.search-result-container a:hover {
  background-size: 0 1px, 100% 1px;
}
.search-result-container li {
  padding-bottom: 0.75rem;
  padding-top: 1rem;
}
.search-result-container .search-result {
  font-family: 'Inter', 'Noto Sans SC', helvetica, arial;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5rem;
  color: #002a56;
  color: #002a56;
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
}
.search-result-container mark {
  color: #002a56;
  background-color: #fff59b;
}
.search-header {
  display: flex;
  flex-direction: row;
  align-items: center;
  padding: 0.75rem 0.75rem;
  border-bottom: 2px solid #002a56;
}
.search-header .search-input-container {
  flex-grow: 1;
}
.search-header .search-input-container .search-input {
  width: 100%;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.25rem;
  color: #002a56;
  color: #002a56;
  background-color: #fffcf2;
}
.search-header .search-input-container .search-input::placeholder {
  color: #9faab5;
}
.search-header .search-close-btn {
  flex-grow: 0;
  margin-left: 0.75rem;
  margin: auto;
  cursor: pointer;
}
@media (max-width: 688px) {
  .search-popup-window {
    width: 100%;
    height: 100%;
  }
}
.post-content {
  margin-top: 2rem;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}
h1 {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 2.25rem;
  color: #002a56;
}
h2 {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 2rem;
  color: #002a56;
}
h3 {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.5rem;
  color: #002a56;
}
h4 {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.25rem;
  color: #002a56;
}
h5 {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.25rem;
  color: #002a56;
}
h6 {
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.25rem;
  color: #002a56;
}
p {
  font-family: 'Inter', 'Noto Sans SC', helvetica, arial;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5rem;
  color: #002a56;
}
strong {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5rem;
  color: #002a56;
}
em {
  font-size: 1rem;
  font-weight: 400;
  font-style: italic;
  line-height: 1.5rem;
  color: #002a56;
}
del {
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5rem;
  text-decoration: line-through;
  color: #002a56;
}
.post-content a {
  padding-bottom: 2px;
  background-image: linear-gradient(#002a56, #002a56), linear-gradient(#002a56, #002a56);
  background-size: 100% 1px, 0 2px;
  background-position: 100% 100%, 0 100%;
  background-repeat: no-repeat, no-repeat;
  transition: background-size 0.6s linear;
}
.post-content a:hover {
  background-size: 100% 1px, 100% 2px;
}
blockquote {
  margin-left: 0;
  margin-right: 0;
  margin-top: 1rem;
  border-left: 0.25rem solid #9faab5;
}
blockquote p {
  margin-left: 1rem;
  margin-top: 0;
  margin-bottom: 0;
  margin-right: 1rem;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}
blockquote blockquote {
  margin-left: 1rem;
  margin-top: 0;
  margin-bottom: 0;
}
.post-content li {
  font-family: 'Inter', 'Noto Sans SC', helvetica, arial;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5rem;
  color: #002a56;
  margin-top: 0.5rem;
}
.post-content ol {
  padding-left: 1.5rem;
  margin-left: 0.75rem;
  margin-right: 0.75rem;
  margin-top: 1rem;
}
.post-content ol ol {
  margin-top: 0.5rem;
}
.post-content ul {
  padding-left: 1.5rem;
  margin-left: 0.75rem;
  margin-right: 0.75rem;
  margin-top: 1rem;
}
.post-content ul ul {
  margin-top: 0.5rem;
}
.post-content ul li {
  list-style-type: disc;
}
.post-content .task-list {
  padding-left: 0;
}
.post-content .task-list .task-list-item {
  list-style: none;
}
dl dt {
  padding: 0.5rem 0;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5rem;
  color: #002a56;
}
dl dt::after {
  content: " :";
}
dl dd {
  margin: 0;
}
.post-head {
  margin-top: 3.5rem;
}
.post-head .post-info {
  width: 100%;
  display: flex;
  flex-direction: column;
}
.post-head .post-info .post-title {
  margin-bottom: 0.75rem;
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 2.25rem;
  color: #002a56;
}
.post-head .post-info .post-date {
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.25rem;
  color: #002a56;
}
.post-head .post-img {
  margin-top: 2rem;
}
.post-footer {
  margin-top: 3.5rem;
}
.post-footer a {
  background-image: linear-gradient(#fffcf2, #fffcf2), linear-gradient(#002a56, #002a56);
  background-size: 100% 1px, 0% 1px;
  background-position: 100% 100%, 0 100%;
  background-repeat: no-repeat, no-repeat;
  transition: background-size 0.6s linear;
}
.post-footer a:hover {
  background-size: 0 1px, 100% 1px;
}
.post-nav {
  margin-top: 0.75rem;
  display: flex;
  flex-wrap: wrap;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.25rem;
  color: #002a56;
}
.post-nav .prev-item {
  display: flex;
  text-align: left;
  min-width: 50%;
  align-items: center;
}
.post-nav .prev-item .arrow-left {
  margin-right: 0.25rem;
}
.post-nav .next-item {
  display: flex;
  flex-direction: row-reverse;
  text-align: right;
  min-width: 50%;
  align-items: center;
}
.post-nav .next-item .arrow-right {
  margin-left: 0.25rem;
}
.post-comment {
  margin-top: 3.5rem;
}
.v[data-class="v"] .vsys {
  display: none !important;
}
.vcontent p {
  margin-top: 0 !important;
  font-size: 0.875rem !important;
  color: #002a56 !important;
}
code {
  font-family: 'Roboto Mono', menlo, monospace;
  font-size: 0.875rem;
  line-height: 1rem;
  color: #0177aa;
}
.code pre span {
  font-family: 'Roboto Mono', menlo, monospace;
  font-size: 0.875rem;
  line-height: 1rem;
  color: #7e7e7e;
}
.highlight {
  margin: 0 0 1rem 0;
}
.highlight .line {
  width: 3rem;
}
td.gutter {
  width: 1rem;
  position: -webkit-sticky;
  position: sticky;
  left: 0;
}
td.gutter span {
  font-family: 'Roboto Mono', menlo, monospace;
  font-size: 0.875rem;
  line-height: 1rem;
  color: #bababa;
}
td.gutter pre {
  overflow-x: visible;
}
td span {
  line-height: 0.25rem;
}
pre {
  margin: 0;
  overflow-x: auto;
}
table,
td,
th {
  border: #002a56 solid 1px;
  width: 100%;
  text-align: left;
}
table {
  border-collapse: collapse;
  table-layout: fixed;
}
td,
th {
  padding: 0.75rem;
}
th {
  font-variation-settings: 'wght' 500;
}
td {
  font-variation-settings: 'wght' 300;
}
table,
tboby,
tr,
td {
  background-color: inherit;
}
.highlight>table {
  min-width: fit-content;
}
@media (max-width: 480px) {
  .block-table {
    display: block;
    overflow-x: auto;
  }
}
img {
  width: 100%;
  height: auto;
}
.video-container {
  width: 100%;
  padding-top: 56.25%;
  position: relative;
}
.video-container>iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.gist td {
  border: 0;
}
.gist a {
  color: #9faab5;
  background-image: none !important;
}
blockquote>footer {
  margin: 0 1rem;
  padding: 0.5rem 0;
  font-size: 0.75rem;
  color: #9faab5;
}
blockquote>footer cite {
  margin-left: 0.5rem;
}
blockquote>footer cite::before {
  content: " — ";
}
blockquote>footer strong {
  color: #9faab5;
  font-size: 0.75rem;
}
blockquote>footer a {
  color: #9faab5;
  background-image: none !important;
}
figcaption {
  font-family: roboto-mono, menlo, monospace;
  font-size: 0.75rem;
  padding: 0.5rem 0;
  color: #9faab5;
}
figcaption span {
  padding-right: 0.5rem;
}
figcaption a {
  color: #9faab5;
  background-image: none !important;
}
blockquote.pullquote.left {
  float: left;
}
blockquote.pullquote.right {
  float: right;
}
ul li.task-list-item {
  position: relative;
}
ul li.task-list-item>input[type=checkbox] {
  list-style: none;
  background: none;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  width: 1.5rem;
  display: inline-block;
  border: none;
  opacity: 1;
}
ul li.task-list-item>input[type=checkbox][checked]:before {
  background: #002a56;
  -webkit-mask-image: url("../icon/checkbox-checked.svg");
  -webkit-mask-position: center center;
  mask-image: url("../icon/checkbox-checked.svg");
  -webkit-mask-repeat: no-repeat;
}
ul li.task-list-item>input[type=checkbox]:before {
  background: #002a56;
  -webkit-mask-image: url("../icon/checkbox-default.svg");
  -webkit-mask-position: center center;
  mask-image: url("../icon/checkbox-default.svg");
  -webkit-mask-repeat: no-repeat;
}
ul li.task-list-item>input[type=checkbox]:after,
ul li.task-list-item>input[type=checkbox]:before {
  display: block;
  position: absolute;
  content: "X";
  color: transparent;
  left: 0;
  top: 0;
  width: 1.25rem;
  height: 1.5rem;
  background-size: contain;
  background-repeat: no-repeat;
  background-position-x: 0;
  background-position-y: center;
  --webkit-touch-callout: none;
}
.icon {
  display: block;
  background-color: #002a56;
  width: 1.25rem;
  height: 1.25rem;
}
.arrow-up {
  -webkit-mask-image: url("../icon/arrow-up.svg");
  mask-image: url("../icon/arrow-up.svg");
}
.arrow-left {
  -webkit-mask-image: url("../icon/arrow-left.svg");
  mask-image: url("../icon/arrow-left.svg");
}
.arrow-right {
  -webkit-mask-image: url("../icon/arrow-right.svg");
  mask-image: url("../icon/arrow-right.svg");
}
.close-btn {
  -webkit-mask-image: url("../icon/close-btn.svg");
  mask-image: url("../icon/close-btn.svg");
}
.h-line-primary {
  background-color: #002a56;
  height: 1px;
}
.h-line-secondary {
  background-color: #9faab5;
  height: 1px;
}
hr {
  background-color: #ced6df;
  height: 1px;
  border: 0;
}
.tag-list {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}
.tag-title {
  margin: 0.75rem 0;
  color: #9faab5;
  font-size: 0.875rem;
}
.tag-title a {
  color: #9faab5;
}
.post-tag {
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 1rem;
  border: 1px solid #002a56;
  margin-right: 0.25rem;
  margin-bottom: 0.25rem;
  padding: 0.25rem 0.5rem 0.25rem 0.5rem;
  border-radius: 1rem;
}
.post-tag a {
  background-image: none !important;
}
.post-tag:hover {
  background-color: #002a56;
}
.post-tag:hover a {
  color: #fffcf2;
}