/* http://meyerweb.com/eric/tools/css/reset/ 
   v2.0 | 20110126
   License: none (public domain)
*/
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font: inherit;
  vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
  display: block;
}
body {
  line-height: 1;
}
ol, ul {
  list-style: none;
}
blockquote, q {
  quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
  content: '';
  content: none;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
/**/

html {
  font-size:62.5%;
}
body {
  font-family: "Helvetica Neue",
    Arial,
    "Hiragino Kaku Gothic ProN",
    "Hiragino Sans",
    Meiryo,
    sans-serif;
}
.wrapper {
  width: 100%;
  margin: 0 auto;
  text-align: center;
  background-size: auto auto;
  background-color: rgba(234, 234, 234, 1);
  background-image: repeating-linear-gradient(135deg, transparent, transparent 3px, rgba(255, 255, 255, 0.5) 3px, rgba(255, 255, 255, 0.5) 6px );
}
header {
  width: 100%;
  margin: 0 auto;
  background-image: url(images/line-bg.png);
  background-position: top left;
  background-repeat: repeat-x;
  margin: 0 auto;
  text-align: center;
}
h1,h2,h3 {
  margin: 0;
  padding: 0;
}
.mb10 {
  margin:  0 auto 1rem;
}

img {
  max-width: 100%;
}
a {
  text-decoration: none;
  color: #fff;
}

/**/

.main-img {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}
.main-img h1 {
  margin: 6rem auto;
  padding: 0;
}
.bg-wht {
  padding: 10rem 0 6rem;
  margin: 0 auto 2rem;
  background-color: #fff;
}
.bg-non {
  padding: 10rem 0;
  margin: 0 auto;
}
h2.up {
  text-align: center;
  margin: -9rem auto;
  width: 80%;
  z-index: 100;
}
.inner {
  margin: 0 auto;
  width: 90%;
}
p {
  font-size: 1.4rem;
  line-height: 1.8;
}
.info-bg_red {
  background-color: #EB3B3B;
  padding: 1rem 2rem;
  margin: 2rem auto;
  border-radius: 60px;
  -webkit-border-radius: 60px;
  -moz-border-radius: 60px;
}
.info-bg_red:hover {
  cursor: pointer;
  opacity: .9;
}
.info-bg_red p {
  font-weight: 600;
  color: #fff;
  line-height: 1.4;
}
.info-bg_red p span {
  display: block;
}
.mv-wrap {
  max-width: 900px;
  margin: 0 auto;
}
.youtube {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  margin-bottom: 2rem;
}
.youtube iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.col-blu {
  color: #003D81;
}
.bg-blue {
  max-width: 940px;
  padding: 2rem;
  margin: 0 auto 2rem;
  background-color: #E1F8F8;
}
h3 {
  font-size: 1.6rem;
  font-weight: 600;
  line-height: 1.4;
  margin: 0 auto 1em;
}
ul {
  font-size: 1.4rem;
  text-align: left;
  line-height: 1.8;
}
.btn {
  margin: 3rem auto 0;
  max-width: 785px;
}
.btn a{
  display: block;
}
.bg-wht.bg-btm {
  background-image: url(images/line-bg.png);
  background-position: bottom left;
  background-repeat: repeat-x;
}
footer {
  text-align: left;
}
footer .inner {
  margin: 4rem auto 0;
  padding-bottom: 2rem;
}
dl dt {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 1rem;
}
dd ul {
  margin:  0 0 2rem;
}
dd ul li {
  margin-left: 1rem;
}
dd ul li:before {
  content: "※";
  margin-left: -1rem;
}
.copyright {
  text-align: center;
  color: #fff;
  background-color: #000;
  padding: 10px 0;
}

@media only screen and (min-width:600px) {
  .mb10 {
    margin:  0 auto 2rem;
  }
  .main-img h1 {
    margin: 6rem auto 3rem;
  }
  h2.up {
      width: 60%;
  }
  p {
      font-size: 1.6rem;
  }
  .btn {
      max-width: 80%;
  }
  .info-bg_red {
    width: 80%;
  }
  .info-bg_red p span {
    display: inline-block;
  }
  .flex-box {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
  }
  .flex-box .youtube {
    width: 48%;
    padding-bottom: 27%;
    margin-bottom: 2em;
  }
  .bg-blue {
    max-width: 700px;
    padding: 3rem 0;
    margin: 0 auto 4rem;
  }
  .bg-blue ul{
    margin: 0 auto;
    width: 90%;
  }
}
@media screen and (min-width: 1025px) {
  .mb10 {
      margin: 0 auto 4rem;
  }
  .bg-wht {
    padding: 10rem 0;
  }
  h3 {
      font-size: 2.2rem;
  }
  p {
    font-size: 2rem;
  }
  ul {
      font-size: 2rem;
  }
  .info-bg_red {
    max-width: 900px;
    margin: 4rem auto 6rem;
    padding: 2rem 0;
  }
  .info-bg_red p {
    font-size: 2.4rem;
  }
  .youtube.shadow {
    box-shadow: 20px 20px 0px 4px #194b82;
  }
  dl dt {
      font-size: 2rem;
  }
}
@media screen and (min-width: 1400px) {
  .flex-box {
    display: flex;
    /*justify-content: flex-start;*/
    justify-content: center;
    flex-wrap: wrap;
  }
  .flex-box .youtube {
    width: 24%;
    padding-bottom: 14%;
    margin: 0 0.5% 4em;
  }
  footer .inner {
      width: 980px;
      margin: 4rem auto 0;
      padding-bottom: 2rem;
  }
}