html {
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue',
    HelveticaNeue, 'Segoe UI', '游ゴシック体', YuGothic, 'Yu Gothic M',
    '游ゴシック Medium', 'Yu Gothic Medium', 'ヒラギノ角ゴ ProN W3',
    'Hiragino Kaku Gothic ProN W3', HiraKakuProN-W3, 'ヒラギノ角ゴ ProN',
    'Hiragino Kaku Gothic ProN', 'ヒラギノ角ゴ Pro', 'Hiragino Kaku Gothic Pro',
    'メイリオ', Meiryo, Osaka, 'ＭＳ Ｐゴシック', 'MS PGothic', sans-serif;
}

body {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 400;
  color: #212529;
  text-align: left;
  background-color: #fff;
  font-weight: bold;
}

p {
  font-weight: bold;
  -webkit-font-smoothing: antialiased;
  color: #212529;
}

.text-container {
  letter-spacing: 0.1rem;
  max-width: 800px;
  width: 80%;
  margin-bottom: 1.5rem;
  margin: auto auto;
  font-size: 2vw;
}

#header-site {
  margin-bottom: 0px;
  border-bottom: 1px solid #fff;
  background: black url(../img/mv2.png) center center no-repeat;
  background-size: cover;
}

#header-site #header-site-inner {
  padding: 180px 30px 60px 30px;
  position: relative;
  max-width: 1080px;
  margin: auto;
}

#header-site #header-site-inner #header-site-inner-image {
  margin: auto;
  width: 100%;
}

.header-img {
  width: 100%;
  height: auto;
}
.banner {
  padding: auto;
}

.banner:hover {
  opacity: 0.7;
}

img.radius {
  margin: 20px 0px 20px 0px;
  border-radius: 20px;
  -webkit-border-radius: 20px;
  -moz-border-radius: 20px;
}

.nobreak {
  display: inline-block;
}

.menu {
  font-size: 1em;
  display: inline-block;
  padding: 0.3em 1em;
  text-decoration: none;
  color: #ed8600;
  border-radius: 3px;
  transition: 0.4s;
  background: white;
}

.menu:hover {
  background: #ed8600;
  color: white;
}

.button {
  font-size: 1em;
  display: inline-block;
  padding: 0.3em 1em;
  text-decoration: none;
  color: #ed8600;
  border: solid 2px #ed8600;
  border-radius: 3px;
  transition: 0.4s;
  background: white;
}

.button:hover {
  background: #ed8600;
  color: white;
}
#portfolio #QRcode{
  margin: auto;
  width: 100%;
}