/* ==================== Common ==================== */

html {
  font-size: 62.5%;
}

body {
  background-color: #ffffff;
  word-wrap: break-word;
  color: #292929;
  font-size: 1.6em;
  font-family: "Noto Sans JP", serif;
}

@media (max-width: 767px) {
  body {
    font-size: 1.4rem;
    line-height: 1.5;
    margin-top: 0;
  }
}

@media (max-width: 767px) {
  .container {
    max-width: 100%;
    padding: 0;
  }
}

main {
  overflow-x: hidden;
}

/* ==================== Scroll To Top Button ==================== */

.page-top {
  background-color: rgba(116,89,75,0.9);
  border: none;
  width: 4rem;
  height: 4rem;
  box-shadow: 0 0.2rem 1rem rgba(0,0,0,0.2);
  z-index: 999;
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  text-decoration: none;
  border-radius: 100%;
  background-image: url(top_to_button.png);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 50%;
  display: none;
}

@media (max-width: 767px) {
  .page-top {
    width: 3.5rem;
    height: 3.5rem;
  }
}

.page-top .img-fluid {
  transition: 0.2s;
  display: inline-block;
  margin: auto;
  display: none;
}

.page-top:hover {
  background-color: #986f36;
}

.btn.page-top:active, .btn.page-top:focus {
  background-color: #bfa16e;
  box-shadow: 0 0.2rem 1rem rgba(0,0,0,0.2);
}

.page-top:hover img {
  opacity: 0.6;
  transition: 0.2s;
}