@charset "utf-8";
:root {
  --font-nico: "Nico Moji";
  --font-poppins: "Poppins", sans-serif;
  --font-noto: "Noto Sans JP";
  --color-main: #192c3e;
  --color-navy02: #305375;
  --color-navy03: #3d668d;
  --color-navy04: #b7cee4;
  --color-navy05: #e5edf4;
  --color-gray: #fafafa;
  --color-gray03: #808080;
  --color-gray07: #eaeaea;
  --color-red: #fa1f1f;
}
html {
  background: url(../img/background/tile_bg.png) repeat;
  overflow-x: hidden;
  scroll-behavior: smooth;
}
html.no_scroll {
  overflow-y: hidden;
}
body {
  overflow-x: hidden;
  background: unset;
  font-family: var(--font-noto);
  line-height: 1.5;
  background: unset !important;
}
main,
header,
footer {
  color: var(--color-main);
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.5px;
}
main {
  position: relative;
  padding-bottom: 118px;
}
.addCss a {
  color: var(--color-main);
}
input::placeholder {
  color: #c6c6c6;
}
input:focus {
  outline: none;
}
.slanting_arrow_button {
  width: 43.925px;
  height: 43.925px;
  border: 1.5px solid var(--color-navy02);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
  background-color: #fff;
  border-radius: 100%;
  cursor: pointer;
}
.slanting_arrow_button:after {
  content: "";
  width: 19px;
  height: 19px;
  background: url("../img/icon/slanting_arrow_blue_01.png") center / contain
    no-repeat;
  display: block;
  transition: 0.3s;
}
.slanting_arrow_button:hover {
  background-color: var(--color-navy02);
}
.slanting_arrow_button:hover:after {
  background-image: url("../img/icon/slantign_arrow_white_01.png");
  transform: translate(2px, -2px);
}
.page_top {
  position: absolute;
  top: 0;
  right: 10vw;
  height: calc(100% - 9px);
  width: 0;
  z-index: 5;
}
.page_top:before {
  content: "";
  display: block;
  height: calc(100% - 56px);
  width: 1px;
}
.page_top img {
  position: sticky;
  max-inline-size: fit-content;
  bottom: 20px;
  right: 0;
  width: 56px;
  z-index: 2;
  cursor: pointer;
}
.inview {
  opacity: 0;
  transition: opacity 0.3s;
}
.inview_on {
  opacity: 1;
}
.inview.order01 {
  transition-delay: 0.15s;
}
.inview.order02 {
  transition-delay: 0.25s;
}
.inview.order03 {
  transition-delay: 0.35s;
}
.inview.order04 {
  transition-delay: 0.45s;
}
.inview.order05 {
  transition-delay: 0.55s;
}

@media screen and (max-width: 750px) {
  .slanting_arrow_button {
    width: 28px;
    height: 28px;
  }
  .slanting_arrow_button:after {
    width: 11px;
    height: 11px;
  }
  .page_top {
    height: calc(100% - 32px);
    right: calc(56px + 16px);
  }
}

.text_center {
  text-align: center;
}