@import url('https://fonts.googleapis.com/css2?family=Barlow:wght@400&family=Noto+Sans+JP:wght@300&display=swap');
:root{
  --content-width: 1000px;
  --content-side-margin: auto;
  --main-shadow: 0 0 5px 2px #0003;
  --hover-shadow: 0 0 8px 2px #0005;
  --main-radius: 5px;
}

body {
  text-align: center;
  margin: 0em;
  font-family: 'Barlow', 'Noto Sans JP', sans-serif;
  background-color: #f3f3f3;
}
small {
  font-size:0.7em;
}

#header-icon {
  background: url('../image/logo/ogp-logo.png');
  background-position: center;
  background-size: contain;
  display: inline-block;
  height: 100%;
  aspect-ratio: 1/1;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}

header {
  display: inline-block;
  z-index: 1;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  background-color: #ffffff80;
  padding: 5px var(--content-side-margin);
  box-sizing: border-box;
  box-shadow: 0 0 15px 2px #00000048;
  border-bottom: solid 1px #4e4e4e62;
  vertical-align: middle;
  height: 60px;
  transition: height 0.2s ease-in-out;
}
header > div {
  position: relative;
  height: 100%;
  width: var(--content-width);
  max-width: calc(100% - 20px);
  margin: 0 auto;
}
#header-buttons {
  display: inline-block;
  position: absolute;
  top: 50%;
  right: 0;
  transform: translate(0, -50%);
  text-align: left;
}
#header-buttons > * {
  font-size: 18px;
  color: #000000;
  margin: 0 7px;
}

#slider {
  text-align: center;
  height: 30%;
  margin: 0;
  padding: 8em 20vw;
  padding-top: calc(8em + 59px);
  background: url('../image/logo-background.jpg');
  background-size: cover;
  color: rgb(235, 235, 235);
}

#slider.slider-general * {
  text-align: left;
  width: 100%;
  color: #fff;
}

#slider.slider-general h2::after {
  content: '';
  display: block;
  width: 100px;
  height: 1px;
  margin: 2px;
  margin-left: 0;
  background-color: #ddd;
}

#slider.slider-general h3 {
  font-weight: 200;
}

a {
  text-decoration: none;
  color: #444;
}

main {
  text-align: left;
  width: var(--content-width);
  margin: 5px var(--content-side-margin);
  max-width: calc(100% - 20px);
}

.center_div {
  text-align: center;
}

footer {
  display: flex;
  border-top: 1px solid #00000033;
  background-color: #ffffff;
  text-align: left;
  padding: 10px 20vw;
}

.year-s {
  display: flex;
}

footer * {
  color: #000000;
  font-weight: 500;
}

.footerColumn {
  width: 100%;
}

.footerColumn .footer-bigger {
  font-size: 17px;
  margin-bottom: 5px;
}

.moreBtn {
  display: inline-block;
  position: relative;
  border-radius: var(--main-radius);
  color: #050505;
  padding: 7px 10px;
  margin: 10px 0;
  left: 50%;
  transform: translateX(-50%);
  transition: all 0.6s ease;
  box-shadow: var(--main-shadow);
  background-color: #f5f5f5;
}
.moreBtn:hover {
  box-shadow: var(--hover-shadow);
}

body {
  animation: fadeIn 1s ease 0s 1 normal;
  -webkit-animation: fadeIn 1s ease 0s 1 normal;
}

h2 {
  letter-spacing: .1rem;
  font-weight: 300;
  font-size: 27px;
  margin-bottom: 10px;
}
p{
  margin: 2px 0;
}

@keyframes fadeIn {
  0% {opacity: 0}
  100% {opacity: 1}
}

@-webkit-keyframes fadeIn {
  0% {opacity: 0}
  100% {opacity: 1}
}

@keyframes fadeInAnime{
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@media (max-width: 900px) {
  footer {
    padding: 0 10px;
  }
}

@media (min-width: 768px) {
  .wallpaper img {
    width: 500px;
    }
}
   @media (max-width: 767px) {
  .wallpaper img {
    width: 60%;
    }
}