@charset "UTF-8";
/* CSS Document */
html {
  font-size: 62.5%; /* 16px * 62.5% = 10px */
  width: 100%;
  box-sizing: border-box;
}
body {
  color: #333; /* RGB */
  font-family: "游ゴシック体", YuGothic, "游ゴシック", "Yu Gothic", "メイリオ", sans-serif;
  font-weight: 500;
  font-size: 1.6em;
  line-height: 2.4rem;
  text-align: center;
}
section h2 {
  font-size: 2.4rem;
}
a:hover {
  opacity: 0.5;
}
img {
  max-width: 100%;
  height: auto;
}
.wrapper {
  position: relative;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
}
.header {
  height: 44px;
  background-color: #FFF;
}
.header img {
  position: absolute;
  left: 24px;
  top: 5px
}
.header__navigation {
  display: none;
}
@media (min-width: 768px) {
  .header {
    box-sizing: border-box;
  }
  .header-wrapper {
    max-width: 1040px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
  }
  .header__navigation {
    display: block;
    text-align: right;
  }
  .header__navigation ul li {
    display: inline-block;
    margin-left: 20px;
    margin-top: 21px;
  }
  .header__navigation ul li a {
    text-decoration: none;
    font-size: 2rem;
    font-weight: 600;
    color: #333;
  }
}

.none {
  display: none;
}