html .link-container {
  display: flex;
  justify-content: center;
  align-items: flex-end;
}
html .link-container a.move-page-icon {
  display: block;
  height: 32px;
  width: 32px;
  background-size: 32px 32px;
  margin: 0 3px;
  transition: 0.2s;
}
html .link-container a.move-page-icon.Uimg {
  background-image: url(../img/UP2_R.png);
  margin-bottom: 15px;
}
html .link-container a.move-page-icon.Uimg:hover {
  background-image: url(../img/UP2_RS.png);
}
html .link-container a.move-page-icon.Rimg {
  background-image: url(../img/RIGHT_G.png);
}
html .link-container a.move-page-icon.Rimg:hover {
  background-image: url(../img/RIGHT_GS.png);
}
html .link-container a.move-page-icon.Limg {
  background-image: url(../img/LEFT_B.png);
}
html .link-container a.move-page-icon.Limg:hover {
  background-image: url(../img/LEFT_BS.png);
}
html .link-container a.move-page-icon.Uimg2 {
  background-image: url(../img/UP2_C.png);
  margin-bottom: 15px;
}
html .link-container a.move-page-icon.Uimg2:hover {
  background-image: url(../img/UP2_CS.png);
}
html .link-container a.move-page-icon.Rimg2 {
  background-image: url(../img/RIGHT_M.png);
}
html .link-container a.move-page-icon.Rimg2:hover {
  background-image: url(../img/RIGHT_MS.png);
}
html .link-container a.move-page-icon.Limg2 {
  background-image: url(../img/LEFT_Y.png);
}
html .link-container a.move-page-icon.Limg2:hover {
  background-image: url(../img/LEFT_YS.png);
}
html .link-container a.move-page-icon.NLimg {
  display: block;
  height: 32px;
  width: 32px;
  margin: 0 3px;
  background-image: url(../img/LEFT_S.png);
}
html .link-container a.move-page-icon.NRimg {
  display: block;
  height: 32px;
  width: 32px;
  margin: 0 3px;
  background-image: url(../img/RIGHT_S.png);
}
html .link-container a.move-page-icon.up-white {
  background-image: url(../img/UP_white.png);
}
html .link-container a.move-page-icon.up-white:hover {
  filter: drop-shadow(0 0 8px aqua);
}
html .link-container a.move-page-icon.up-paper-airplane {
  background-image: url(../img/papaer_airplane_U.png);
  margin-bottom: 20px;
  height: 64px;
  width: 64px;
  background-size: 64px 64px;
}
html .link-container a.move-page-icon.up-paper-airplane:hover {
  filter: drop-shadow(0 0 8px aqua);
}
html .link-container a.move-page-icon.right-paper-airplane {
  background-image: url(../img/papaer_airplane_R.png);
  height: 64px;
  width: 64px;
  background-size: 64px 64px;
}
html .link-container a.move-page-icon.right-paper-airplane:hover {
  filter: drop-shadow(0 0 8px aqua);
}
html .link-container a.move-page-icon.left-paper-airplane {
  background-image: url(../img/papaer_airplane_L.png);
  height: 64px;
  width: 64px;
  background-size: 64px 64px;
}
html .link-container a.move-page-icon.left-paper-airplane:hover {
  filter: drop-shadow(0 0 8px aqua);
}
html .link-container a.move-page-icon.up-paper-airplane2 {
  background-image: url(../img/papaer_airplane2_U.png);
  margin-bottom: 20px;
  height: 64px;
  width: 64px;
  background-size: 64px 64px;
}
html .link-container a.move-page-icon.up-paper-airplane2:hover {
  filter: drop-shadow(0 0 8px aqua);
}
html .link-container a.move-page-icon.right-paper-airplane2 {
  background-image: url(../img/papaer_airplane2_R.png);
  height: 64px;
  width: 64px;
  background-size: 64px 64px;
}
html .link-container a.move-page-icon.right-paper-airplane2:hover {
  filter: drop-shadow(0 0 8px aqua);
}
html .link-container a.move-page-icon.right-paper-airplane2:not([href]) {
  background-image: url(../img/papaer_airplane2_gray_R.png);
}
html .link-container a.move-page-icon.right-paper-airplane2:not([href]):hover {
  filter: none;
}
html .link-container a.move-page-icon.left-paper-airplane2 {
  background-image: url(../img/papaer_airplane2_L.png);
  height: 64px;
  width: 64px;
  background-size: 64px 64px;
}
html .link-container a.move-page-icon.left-paper-airplane2:hover {
  filter: drop-shadow(0 0 8px aqua);
}
html .link-container a.move-page-icon.left-paper-airplane2:not([href]) {
  background-image: url(../img/papaer_airplane2_gray_L.png);
}
html .link-container a.move-page-icon.left-paper-airplane2:not([href]):hover {
  filter: none;
}