body {
  font-family: 'Zen Old Mincho', serif;
}

.slideshow-container {
  position: relative;
  max-width: 100%;
  margin: auto;
  overflow: hidden;
}

.slides-wrapper {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.slide {
  min-width: 100%;
  box-sizing: border-box;
}

.prev,
.next {
  cursor: pointer;
  position: absolute;
  top: 50%;
  width: auto;
  margin-top: -22px;
  padding: 16px;
  color: white;
  font-weight: bold;
  font-size: 18px;
  transition: 0.6s ease;
  border-radius: 0 3px 3px 0;
  user-select: none;
  background-color: rgba(0, 0, 0, 0.5);
}

.next {
  right: 0;
  border-radius: 3px 0 0 3px;
}

.underline-custom::after {
  content: '';
  display: block;
  margin: 0.5rem 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(
    to right,
    rgba(0, 0, 0, 1) 0 30%,
    rgba(0, 0, 0, 0.05) 30% 100%
  );
}

.menu-container {
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.menu-container.open {
  transform: translateX(0);
}