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%;
  -webkit-user-drag: none;
  -khtml-user-drag: none;
  -moz-user-drag: none;
  -o-user-drag: none;
  user-drag: none;
}

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

body {
  position: relative;
  font-size: 1rem;
  line-height: 1.5;
  word-break: keep-all;
  color: darkgray;
  background-color: snow;
  cursor: default;
  opacity: 0;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

body.is-loaded {
  opacity: 1;
  -webkit-transition: opacity 1s;
  -o-transition: opacity 1s;
  transition: opacity 1s;
}

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

.apply {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  position: fixed;
  z-index: 999;
  top: .5rem;
  right: .5rem;
  width: 9rem;
  height: 9rem;
  font-size: .875rem;
  font-weight: 600;
  line-height: 1.375;
  text-align: center;
  color: snow;
  background-color: midnightblue;
  border-radius: 50%;
  -webkit-animation: rotate 10s linear infinite;
  animation: rotate 10s linear infinite;
  opacity: 0;
}

.is-loaded .apply {
  opacity: 1;
  transition: opacity 1s;
  transition-delay: 1s;
}

@-webkit-keyframes rotate {
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}

@keyframes rotate {
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}

.slides {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  -ms-overflow-style: none;
  scrollbar-width: none;
  -ms-scroll-snap-type: y mandatory;
  scroll-snap-type: y mandatory;
  -webkit-overflow-scrolling: touch;
}

@media screen and (min-width: 428px) {
  .slides {
    -ms-scroll-snap-type: y proximity;
    scroll-snap-type: y proximity;
  }
}

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

.slide {
  position: relative;
  width: 100%;
  min-height: 100%;
  overflow: hidden;
  background-color: snow;
  scroll-snap-align: start;
  outline: 0;
  padding: 1rem;
}

.slide.is-not-snap {
  scroll-snap-align: none;
}

.slide-nav {
  position: sticky;
  z-index: 999;
  bottom: 0;
  padding: 1rem;
  background-color: snow;
}

.index {
  display: flex;
  flex-wrap: wrap;
  margin: -.5rem;
}

.index li {
  width: 100%;
  padding: .5rem;
}

@media screen and (min-width: 600px) {
  .index li {
    width: 50%;
  }
}

@media screen and (min-width: 900px) {
  .index li {
    width: 25%;
  }
}

.card {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  color: rgba(0,0,0,.25);
  background-color: white;
  border: 2px solid rgba(0,0,0,.125);
  border-radius: .5rem;
  transition: color .25s, border-color .25s;
}

.card:hover {
  color: rgba(0,0,0,.375);
  border: .125rem solid rgba(0,0,0,.25);
}

.card.is-highlighted {
  background-color: limegreen;
}

.card.is-link {
  background-color: gold;
  border-color: rgb(0,0,0, .125);
}

.card.is-download {
  color: rgba(255,255,255,.25);
  background-color: #333;
}

.card.is-download:hover {
  color: rgba(255,255,255,.5);
}

.card-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding: .75rem;
  font-size: .875rem;
  line-height: 1;
}

.card-main {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding: 1em;
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1;
  text-align: center;
}

.tag {
  font-weight: 800;
}

.content {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  width: 100%;
  padding: 1em;
  font-size: clamp(1.5rem, 5vw, 4.5rem);
  font-weight: 900;
  line-height: 1.375;
  text-align: center;
}

.content h1,
.content h2 {
  font-size: clamp(3rem, 10vw, 12rem);
  font-weight: inherit;
}

.content p a:not([href*="mailto:"]):not([class]) {
  border-bottom: .1em solid rgba(0,0,0,.05);
  -webkit-transition: border-bottom .5s;
  -o-transition: border-bottom .5s;
  transition: border-bottom .5s;
}

.content p a:not([href*="mailto:"]):not([class]):hover {
  border-bottom: .1em solid silver;
}

.content strong {
  color: darkgray;
  font-weight: inherit;
}

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

.image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.image img {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  max-width: calc(100% - 3rem);
  width: auto;
  max-height: calc(100% - 12rem);
  height: auto;
}

.image figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 1em;
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 900;
  text-align: center;
  line-height: 1.375;
}

@media screen and (min-width: 600px) {
  .image figcaption {
    opacity: 0;
    -webkit-transition: opacity .5s;
    -o-transition: opacity .5s;
    transition: opacity .5s;
  }

  .image img:hover + figcaption {
    opacity: 1;
  }
}

.form {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

.input {
  display: inline-block;
  padding: .375em 1em;
  font-size: .75em;
  white-space: nowrap;
  text-align: center;
  color: inherit;
  background-color: white;
  border: .05em solid currentColor;
  border-radius: 1em;
  outline: 0;
}

.button {
  display: inline-block;
  padding: .25em 1em;
  font-size: .75em;
  font-weight: inherit;
  white-space: nowrap;
  color: white;
  background-color: silver;
  border: 0;
  border-radius: 3em;
  cursor: pointer;
  -webkit-transition: background-color .5s;
  -o-transition: background-color .5s;
  transition: background-color .5s;
}

.button:hover {
  background-color: royalblue;
}