@charset "utf-8";
/*
  Bootstrap 4.1.3 から、このサイトで実際に使用しているクラスのみを抜き出したファイル。
  CDNのBootstrap本体の代わりにこれを読み込む。
*/

/* ---------- 基本リセット（レイアウト計算に必須） ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  color: #212529;
  text-align: left;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

p, ul, ol {
  margin-top: 0;
  margin-bottom: 1rem;
}

a {
  color: #007bff;
  text-decoration: none;
  background-color: transparent;
}
a:hover {
  color: #0056b3;
  text-decoration: underline;
}

img {
  vertical-align: middle;
  border-style: none;
}

button,
input,
optgroup,
select,
textarea {
  margin: 0;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}
button {
  border-radius: 0;
}
button, select {
  text-transform: none;
}
button,
[type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button;
}
[role="button"] {
  cursor: pointer;
}

small,
.small {
  font-size: 80%;
  font-weight: 400;
}

/* ---------- グリッド ---------- */
.container {
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
  margin-right: auto;
  margin-left: auto;
}
.container-fluid {
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
  margin-right: auto;
  margin-left: auto;
}
@media (min-width: 576px) {
  .container { max-width: 540px; }
}
@media (min-width: 768px) {
  .container { max-width: 720px; }
}
@media (min-width: 992px) {
  .container { max-width: 960px; }
}
@media (min-width: 1200px) {
  .container { max-width: 1140px; }
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin-right: -15px;
  margin-left: -15px;
}

.col-12,
.col-md-3,
.col-md-6,
.col-md-9 {
  position: relative;
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
}
.col-12 { flex: 0 0 100%; max-width: 100%; }

@media (min-width: 768px) {
  .col-md-3 { flex: 0 0 25%; max-width: 25%; }
  .col-md-6 { flex: 0 0 50%; max-width: 50%; }
  .col-md-9 { flex: 0 0 75%; max-width: 75%; }
  .order-md-1 { order: 1; }
  .order-md-2 { order: 2; }
}

/* ---------- flex ユーティリティ ---------- */
.d-none { display: none !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-flex { display: flex !important; }

@media (min-width: 768px) {
  .d-md-none { display: none !important; }
  .d-md-inline-block { display: inline-block !important; }
  .d-md-block { display: block !important; }
  .d-md-flex { display: flex !important; }
}
@media (min-width: 992px) {
  .d-lg-block { display: block !important; }
}

.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
@media (min-width: 768px) {
  .flex-md-row { flex-direction: row !important; }
}

.justify-content-center { justify-content: center !important; }
.justify-content-between { justify-content: space-between !important; }
.justify-content-around { justify-content: space-around !important; }
.justify-content-end { justify-content: flex-end !important; }
.align-items-center { align-items: center !important; }
.align-self-center { align-self: center !important; }

/* ---------- 余白ユーティリティ ---------- */
.m-0 { margin: 0 !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 3rem !important; }
.mr-2 { margin-right: 0.5rem !important; }
.mr-3 { margin-right: 1rem !important; }
.mb-0 { margin-bottom: 0 !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 3rem !important; }
.ml-3 { margin-left: 1rem !important; }
.ml-4 { margin-left: 1.5rem !important; }
.my-3 { margin-top: 1rem !important; margin-bottom: 1rem !important; }

.p-0 { padding: 0 !important; }
.p-1 { padding: 0.25rem !important; }
.p-2 { padding: 0.5rem !important; }
.p-3 { padding: 1rem !important; }
.pt-5 { padding-top: 3rem !important; }
.pb-0 { padding-bottom: 0 !important; }
.pl-3 { padding-left: 1rem !important; }
.pr-3 { padding-right: 1rem !important; }
.px-0 { padding-right: 0 !important; padding-left: 0 !important; }
.py-3 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.py-5 { padding-top: 3rem !important; padding-bottom: 3rem !important; }

@media (min-width: 768px) {
  .mt-md-0 { margin-top: 0 !important; }
  .mb-md-0 { margin-bottom: 0 !important; }
  .mb-md-2 { margin-bottom: 0.5rem !important; }
  .mb-md-5 { margin-bottom: 3rem !important; }
  .ml-md-3 { margin-left: 1rem !important; }
  .ml-md-4 { margin-left: 1.5rem !important; }
  .pr-md-0 { padding-right: 0 !important; }
  .pt-md-5 { padding-top: 3rem !important; }
  .px-md-5 { padding-right: 3rem !important; padding-left: 3rem !important; }
  .py-md-5 { padding-top: 3rem !important; padding-bottom: 3rem !important; }
}

/* ---------- テキストユーティリティ ---------- */
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }
.text-justify { text-align: justify !important; }
.text-light { color: #f8f9fa !important; }
.text-muted { color: #6c757d !important; }
.font-weight-bold { font-weight: 700 !important; }
@media (min-width: 768px) {
  .text-md-center { text-align: center !important; }
}

.h2 {
  font-size: 2rem;
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

/* ---------- 幅ユーティリティ ---------- */
.w-50 { width: 50% !important; }
.w-75 { width: 75% !important; }
.w-100 { width: 100% !important; }

.img-fluid {
  max-width: 100%;
  height: auto;
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-block;
  font-weight: 400;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  user-select: none;
  border: 1px solid transparent;
  padding: 0.375rem 0.75rem;
  font-size: 1rem;
  line-height: 1.5;
  border-radius: 0.25rem;
  transition: color .15s ease-in-out, background-color .15s ease-in-out, border-color .15s ease-in-out, box-shadow .15s ease-in-out;
}
.btn-lg {
  padding: 0.5rem 1rem;
  font-size: 1.25rem;
  line-height: 1.5;
  border-radius: 0.3rem;
}

/* ---------- ナビゲーション ---------- */
.navbar {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
}
.navbar-nav {
  display: flex;
  flex-direction: column;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
}
@media (min-width: 768px) {
  .navbar-expand-md {
    flex-flow: row nowrap;
    justify-content: flex-start;
  }
  .navbar-expand-md .navbar-nav {
    flex-direction: row;
  }
}
.nav-justified .nav-item {
  flex-basis: 0;
  flex-grow: 1;
  text-align: center;
}

/* ---------- カード / シャドウ / リスト ---------- */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  word-wrap: break-word;
  background-color: #fff;
  background-clip: border-box;
  border: 1px solid rgba(0, 0, 0, 0.125);
  border-radius: 0.25rem;
}
.shadow-sm {
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075) !important;
}
.border {
  border: 1px solid #dee2e6 !important;
}
.list-unstyled {
  padding-left: 0;
  list-style: none;
}