body {
  font-family: "Open Sans", sans-serif;
  color: var(--secondary-color);
  margin: 0;
  padding: 0;
  padding-top: 70px;
}
header {
  background-color: white;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
header img {
  height: 35px;
  width: auto;
}
.logo {
  display: block;
  max-width: 150px;
}
.logo img {
  max-height: 35px;
  width: auto;
}
#hero {
  background-color: white;
  padding-top: 2.67rem;
  padding-bottom: 2.67rem;
  margin-top: 2.67rem;
  margin-bottom: 2.67rem;
}
.hero-img img {
  max-width: 100%;
  height: auto;
}
.contents {
  padding: 100px 0;
  text-align: center;
  background-color: #f0f0f0;
}
.content-item {
  font-family: "Meiryo", sans-serif;
}
.content-item h3 {
  font-weight: bold;
}
#footer {
  background-color: #f0f0f0;
  text-align: center;
  padding: 10px 0;
}
.back-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: #9acd32;
  color: white;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  transition: background-color 0.3s;
}
.back-to-top:hover {
  background-color: #7fbf00;
}
.carousel {
  background: white;
}
.carousel-cell {
  margin-right: 10px;
  overflow: hidden;
  font-family: "Meiryo", sans-serif;
}
.carousel-cell img {
  display: block;
  height: 300px;
}
@media screen and ( min-width: 768px ) {
  .carousel-cell img {
    height: 500px;
  }
}
.flickity-button {
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
}
.flickity-button:hover {
  background-color: rgba(255, 255, 255, 0.8);
}
.flickity-button.previous {
  left: 10px;
}
.flickity-button.next {
  right: 10px;
}
.flickity-page-dots {
  display: flex;
  justify-content: center;
  padding: 0;
  list-style: none;
  margin-top: 10px;
}
.flickity-page-dots .dot {
  width: 10px;
  height: 10px;
  background: #333;
  border-radius: 50%;
  margin: 0 5px;
  opacity: 0.5;
  transition: opacity 0.3s;
}
.flickity-page-dots .dot.is-selected {
  opacity: 1;
}
.carousel-cell h4, .carousel-cell p {
  text-align: center;
  background-color: white;
  margin: 0;
  padding: 10px 0;
}
.img-circle {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 20px;
}
.section-title {
  text-align: center;
  padding: 30px 0;
}
.section-title h2 {
  font-size: 32px;
  font-weight: 700;
  position: relative;
  font-family: "Dosis", sans-serif;
  display: inline-block;
  margin-left: 10px;
  vertical-align: middle;
  margin-bottom: 0;
}
.section-title i {
  font-size: 32px;
  vertical-align: middle;
  color: #03A9F4;
}
.contents .col-lg-4 {
  margin-bottom: 50px;
  padding: 20px;
}
.contents .btn-group {
  margin-top: 15px;
}
.fixed-top {
  background: white;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}