@import "./style/counter.css";
@import "./style/benefit.css";
@import "./style/how.css";
@import "./style/footer.css";

body {
  background-color: #f0f0f0;
  background-image: url(assets/image/background.png);
  background-repeat: repeat;
  background-size: 100% auto;
}

.main {
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
}

button {
  cursor: pointer;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-appearance: none;
  appearance: none;
  -webkit-touch-callout: none;
  user-select: none;
}

* {
  font-family: "M PLUS Rounded 1c", sans-serif;
  font-weight: 700;
  font-style: normal;
  margin: 0;
  padding: 0;
}

.scroll-to-top-btn {
  position: fixed;
  bottom: 16px;
  right: 16px;
  width: 48px;
  height: 48px;
  background-color: #000;
  color: #fff;
  border: none;
  border-radius: 50%;
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
  z-index: 1000;
}

.scroll-to-top-btn.visible {
  opacity: 0.8;
}

.kanna-image {
  position: fixed;
  bottom: -300px;
  left: 50%;
  transform: translateX(-50%);
  width: 160px;
  z-index: 1000;
  pointer-events: none;
  opacity: 0;
}