.sp {
  display: none;
}
header {
  font-family: noto-sans-cjk-jp, sans-serif;
  font-weight: 400;
  font-style: normal;
  background-color: white;
}
a {
  font-size: 1.5rem;
  letter-spacing: 0.1rem;
}
.relative-wrapper {
  position: relative;
}
.container-header .flex-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  width: 100%;
}
h1.siteLogo {
  width: 20%;
  background-color: #CE1647;
  text-align: right;
}
h1.siteLogo img {
  height: 6rem;
  padding: 0.7rem 3rem 0.7rem 0;
  text-align: right;
}
header .navi {
  flex: 1;
  color: white;
  display: flex;
  justify-content: flex-end;
}
.visible {
  background-color: rgba(50, 50, 50, 0.5);
}
.invisible {
  background-color: rgba(50, 50, 50, 1);
}
.navi>ul {
  display: flex;
  list-style: none;
  align-items: center;
}
.navi li {
  margin-right: 30px;
}
.flex-wrapper {
  display: flex;
}
header .box {
  border: 1px solid #bbb;
  padding: 5px;
}
/* link */
.fixed-link {
  width: 22rem;
  position: fixed;
  bottom: 10px;
  right: 10px;
  padding: 6px 40px;
  transform: translate3d(0, -10px, 0);
  transition: 1s;
  opacity: 0;
  z-index: 2;
}
.fixed-link.animated {
  transform: translate3d(0, 0, 0);
  opacity: 1;
}
.fixed-link img {
  width: 14rem;
}