@charset "UTF-8";

/* リセット */
*{margin:0;padding:0}
[hidden]{display:none;}

/* 共通部分 */
html {
  font-size: 100%;
}
body{
  font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  line-height: 1.6;
  color: #432;
}
a {
    text-decoration: none;
}
img {
    max-width: 100%;
}

/* レイアウト */
.wrapper {
    /*max-width: 1120px;
    margin: auto;
    padding: 0 1.5rem;*/
}
.align-center {
    text-align: center;
}
main {
    max-width: 800px;
    margin: auto;
  }
section {
    margin: 2rem auto;
}
  section p {
    margin: 1rem auto;
    padding: 0 1rem;
  }
  section img {
    display: block;
    margin: 0 auto;
  }

/* ボタン */
.btn {
    position: relative;
    display: inline-block;
    padding: 0.75rem 2.5rem;
    background-color: #FFC107;
    color: #795548;
    font-size: 1.25rem;
    font-weight: bold;
}
  .btn::after {
      content: "";
      position: absolute;
      top: 50%;
      right: 0.5em;
      width: 0.5em;
      height: 0.5em;
      transform: translateY(-50%) rotate(45deg);
      border-right: 2px solid currentColor;
      border-top: 2px solid currentColor;
  }

.btn-guide {
  position: relative;
  display: inline-block;
  margin: 0.25rem;
  padding: 0.5rem 1.5rem;
  background-color: #607D8B;
  border-radius: 1rem;
  color: #fff;
  font-size: 0.75rem;
}

/* ヘッダー
------------------------------- */
.page-header {

}
h1 {
    padding: 0.5rem;
    background-color: #0D47A1;
    color: #FFF;
    font-size: 1rem;
}
.header-title {
    color: #FFEB3B;
    font-size: 1.25rem;
}
h2 {
  background-color: #64B5F6;
  font-size: 0.75rem;
}
.notation {
    background-color: #E0E0E0;
    font-size: 0.75rem;
}
h3 {
  padding: 1rem;
  font-size: 1.25rem;
}
h4 {
  padding: 1rem;
  font-size: 0.75rem;
}

/* フッター
------------------------------- */
.page-footer {
    margin: 4rem auto 0;
    font-size: 0.75rem;
}
.links {
    padding: 0.5rem;
    text-align: center;
    background-color: #607D8B;
    color: #fff;
}
  .links a {
    color: #fff;
  }
.copyright {
    padding: 1rem 0 4rem;
    text-align: center;
    background-color: #000;
    color: #fff;
}
  .copyright a {
    color: #fff;
  }




.bold {
    font-weight: bold;
}
.red {
    color: #D32F2F;
}
.marker {
    background: linear-gradient(to right, #FFD54F 0%, #FFF9C4 100%);
    background-repeat: no-repeat;
    background-position: left bottom;
    background-size: 100% 50%;
    padding: 0 0.5rem 0.25rem;
}