/* stylelint-disable stylistic/selector-list-comma-newline-after */

.bd-placeholder-img {
  font-size: 1.125rem;
  text-anchor: middle;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

@media (min-width: 768px) {
.bd-placeholder-img-lg {
  font-size: 3.5rem;
  }
}

.b-example-divider {
  width: 100%;
  height: 3rem;
  background-color: rgba(0, 0, 0, .1);
  border: solid rgba(0, 0, 0, .15);
  border-width: 1px 0;
  box-shadow: inset 0 .5em 1.5em rgba(0, 0, 0, .1), inset 0 .125em .5em rgba(0, 0, 0, .15);
}
            
.b-example-vr {
  flex-shrink: 0;
  width: 1.5rem;
  height: 100vh;
}
            
.bi {
  vertical-align: -.125em;
  fill: currentColor;
}
            
.nav-scroller {
  position: relative;
  z-index: 2;
  height: 2.75rem;
  overflow-y: hidden;
}
            
.nav-scroller .nav {
  display: flex;
  flex-wrap: nowrap;
  padding-bottom: 1rem;
  margin-top: -1px;
  overflow-x: auto;
  text-align: center;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
}
            
.btn-bd-primary {
  --bd-violet-bg: #712cf9;
  --bd-violet-rgb: 112.520718, 44.062154, 249.437846;
  --bs-btn-font-weight: 600;
  --bs-btn-color: var(--bs-white);
  --bs-btn-bg: var(--bd-violet-bg);
  --bs-btn-border-color: var(--bd-violet-bg);
  --bs-btn-hover-color: var(--bs-white);
  --bs-btn-hover-bg: #6528e0;
  --bs-btn-hover-border-color: #6528e0;
  --bs-btn-focus-shadow-rgb: var(--bd-violet-rgb);
  --bs-btn-active-color: var(--bs-btn-hover-color);
  --bs-btn-active-bg: #5a23c8;
  --bs-btn-active-border-color: #5a23c8;
}
            
.bd-mode-toggle {
  z-index: 1500;
}

.blog-header-logo {
  font-family: "Playfair Display", Georgia, "Times New Roman", serif/*rtl:Amiri, Georgia, "Times New Roman", serif*/;
  font-size: 2.25rem;
}

.blog-header-logo:hover {
  text-decoration: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: "Playfair Display", Georgia, "Times New Roman", serif/*rtl:Amiri, Georgia, "Times New Roman", serif*/;
}

.flex-auto {
  flex: 0 0 auto;
}

.h-250 { height: 250px; }
@media (min-width: 768px) {
  .h-md-250 { height: 250px; }
}

.blog-pagination {
  margin-bottom: 4rem;
}

.blog-post {
  margin-bottom: 4rem;
}
.blog-post-meta {
  margin-bottom: 1.25rem;
  color: #727272;
}

.text-h3 {
  color: #0000FF;
  padding: 0.4em 0.5em;/*文字の上下 左右の余白*/
  color: #494949;/*文字色*/
  background: #f4f4f4;/*背景色*/
  border-left: solid 5px #7db4e6;/*左線*/
  border-bottom: solid 3px #d7d7d7;/*下線*/
}

[data-bs-theme="dark"] .text-h3 {
  color: #00bfff !important;
  padding: 0.4em 0.5em;/*文字の上下 左右の余白*/
  color: #494949;/*文字色*/
  background: #f4f4f400;/*背景色*/
  border-left: solid 5px #7db4e6;/*左線*/
  border-bottom: solid 3px #69696965;/*下線*/
}

.text-h4 {
  color: #008000;
  background: linear-gradient(transparent 70%, #f5f5f5 70%);
}

[data-bs-theme="dark"] .text-h4 {
  color: #a8ff60 !important;
  background: linear-gradient(transparent 70%, #69696965 70%);
}

.text-h5 {
  color: #800000;
}

[data-bs-theme="dark"] .text-h5 {
  color: #FFFF00 !important;
}

.text-h6 {
  color: #800080;
}

[data-bs-theme="dark"] .text-h6 {
  color: #FF60F8 !important;
}

.carousel-aila-study-top {
 background-image: url('https://baten.info/img/aila-study-top.webp');
}

.carousel-item {
  position: relative;
  min-height: 500px;
  background-size: cover;
  background-position: center;
}

.carousel-item img {
 object-fit: cover;
 width: 100%;
 height: 500px;
}

.carousel-overlay {
 position: absolute;
 top: 0;
 left: 0;
 width: 100%;
 height: 100%;
 background: rgba(0, 0, 0, 0.5);
 z-index: 1;
}

.carousel-caption {
 position: absolute;
 z-index: 2;
 text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

[data-bs-theme="dark"] .carousel-caption {
color: white !important;
}

.cp_qa {
  margin: 0 auto;
}
.cp_qa .cp_actab input[type=checkbox] {
  display: none;
}
.cp_qa .cp_actab {
  padding: 20px 0;
  border-bottom: 1px dotted #cccccc;
}
/*質問テキスト*/
.cp_qa label {
  position: relative;
  display: flex;
  align-items: center;
  font-size: 120%;
  width: calc(100% - 70px);
  margin: 0 0 0 50px;
  padding: 10px;
  cursor: pointer;
}
/*＋アイコン*/
.cp_qa label::before {
  position: absolute;
  content: '+';
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 210%;
  font-weight: bold;
  margin-left: -50px;
  padding: 0 0 0 0;
  transition: 0.4s ease;
}
.cp_qa .cp_actab input[type=checkbox]:checked ~ label::before {
  transform: rotate(45deg);
}
/*答えテキスト*/
.cp_qa .cp_actab-content {
  font-size: 1em;
  position: relative;
  overflow: hidden;
  height: 0;
  margin: 0 40px;
  padding: 0 14px;
  transition: 0.4s ease;
  opacity: 0;
}
.cp_qa .cp_actab input[type=checkbox]:checked ~ .cp_actab-content {
  height: auto;
  padding: 14px;
  opacity: 1;
}
.icon-img {
  width: 1em;
  height: 1em;
  vertical-align: -0.125em;
}