@font-face {
  font-family: "Yu Gothic";
  src: local("Yu Gothic Medium");
  font-weight: 100;
}
@font-face {
  font-family: "Yu Gothic";
  src: local("Yu Gothic Medium");
  font-weight: 200;
}
@font-face {
  font-family: "Yu Gothic";
  src: local("Yu Gothic Medium");
  font-weight: 300;
}
@font-face {
  font-family: "Yu Gothic";
  src: local("Yu Gothic Medium");
  font-weight: 400;
}
@font-face {
  font-family: "Yu Gothic";
  src: local("Yu Gothic Bold");
  font-weight: bold;
}
@font-face {
  font-family: "Helvetica Neue";
  src: local("Helvetica Neue Regular");
  font-weight: 100;
}
@font-face {
  font-family: "Helvetica Neue";
  src: local("Helvetica Neue Regular");
  font-weight: 200;
}

/* IE10以上 */
@media all and (-ms-high-contrast: none) {
  body {
    font-family: Verdana, Meiryo, sans-serif;
  }
}


body {
  background-image: url("img/background-mita.jpg");
  background-color: #F9F9F9;
  background-repeat: no-repeat;            /* 背景を繰り返さない */
  background-position: 0% 50%;            /* 背景画像の位置は画面中央 */
  background-attachment:fixed;             /* 背景画像を固定する */
  background-size: auto 100%;
  color: #191919;
  margin-bottom: 0px;
  margin-top: 0px;
  margin-right: 0px;
  position: fixed;
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Yu Gothic", YuGothic, Verdana, Meiryo, "M+ 1p", sans-serif;
}

h2 {
  font-size: 2em;
  color: #00A3AF;
  margin-bottom: 0;
}
h3 {
  font-size: 1.5em;
  color: #00A3AF;
  margin-bottom: 0;
}

.flex-container {
  display: flex;
  justify-content: flex-start;
  flex-wrap: nowrap;
}

.left {
  flex: 1 1 0%;
}
.left img {
  width: 50%;
}

.right {
  margin-left: auto;
  background: rgba(249, 249, 249, 0.7);
  flex: 1 1 0%;
  overflow-y: scroll;
  height: 100vh;
}

.scroll {
  -webkit-overflow-scrolling: touch;
}

.right .content {
  width: 80%;
  margin-bottom: 100px;
}
.right .content p {
  margin-top: 0;
}

.content{
  padding:10px;
}

#logo{
  width:100%;
  display:none;
}

.article-img-wrapper {
  display: flex;
  align-items: flex-start;
  justify-content: space-around;
  flex-wrap: wrap;
}

.article-img-wrapper img {
  margin: 10px 5px;
}

@media screen and (max-width: 768px) {
  .flex-container {
    flex-direction: column;
  }
  
  .right {
    margin-left: auto;
    background: rgba(249, 249, 249, 1);
    overflow-y: scroll;
    flex: 1 1 auto;
    height: 100vh;
  }
  .right .content {
    width: 95%;
  }

  #logo{
    display:block;
  }
}