@charset "utf-8";
/* CSS Document */

/* =================================================================
 * 
 *  共通
 * 
 * ================================================================= */

html {
  font-size: 62.5%; /*16px × 62.5=10px*/
  scroll-behavior: smooth;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  color: var(--color-black);
  font-size: var(--fontSize-normal);
  font-weight: 400; /* regular-400 bold-600 black-700 */
  font-feature-settings: "palt";
  line-height: 1.8;
  background-color: var(--color-white);
}

html,
body {
  overflow-x: hidden;
}

main {
  background-color: #fafaf5;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: top;
}

a {
  color: currentColor;
  text-decoration: none;
  transition: all 0.2s;
}

a:hover,
a:focus {
  opacity: 0.7;
}

.wrapper {
  max-width: 500px;
  margin-inline: auto;
  box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.3);
}

/* pabe top
 * ====================== */

#page-top {
  position: fixed;
  z-index: 99;
  right: 20px;
  bottom: 80px;
  font-size: 1.4rem;
  line-height: 1;
}
@media screen and (max-width: 768px) {
  #page-top {
    bottom: 60px;
  }
}

#page-top a {
  display: block;
  opacity: 0.9;
  width: 50px;
  border-radius: 90px;
  background: #333333;
  padding: 18px 0;
  color: #fff;
  text-align: center;
  text-decoration: none;
  transition: all 0.3s ease;
}

#page-top a:hover,
#page-top a:focus {
  text-decoration: none;
  opacity: 0.7;
}