/* ====================================================
# footer
==================================================== */
.footer {
  position: relative;
  margin: 0;
  padding: 40px 20px;
  width: 100%;
  padding-bottom: 2rem;
  background-color: #000D23;
  overflow: hidden;
}

.footer a:hover {
  color: #02f0ff;
  transition: 0.2s;
  text-decoration: none;
}

.footer * {
  color: #fff;
  transition: all 0.3s;
}

.footer-bottom {
  font-size: 16px;
  letter-spacing: 0.1rem;
  padding-top: 15px;
  border-top: 1px solid #ffffff;
}

.footer-logo {
  color: #ffffff;
  font-size: 26px;
  font-weight: bold;
  padding-right: 10px;
}

.foot-logo-img {
  vertical-align: text-bottom;
  padding-left: 10px;
}

.foot-icon {
  max-width: 35px;
  margin: 10px 5px;
}

.foot-icon:hover {
  transform: translateY(2px);
  transition: 0.2s;
}

.foot-year a {
  color: #FFDC00;
  text-decoration: none;
  transition: 0.2s;
  padding: 0 10px;
}

.foot-year a:hover {
  color: #fffffe;
}

.copyright {
  letter-spacing: 0.03rem;
}

.footer .date {
  letter-spacing: 2px;
}

.footer .date span {
  font-size: 12px;
}

@media (max-width: 576px) {
  .footer {
    padding-bottom: 6rem;
  }

  .footer-logo {
    font-size: 24px;
  }
}

/*====================================================
# page-top 
==================================================== */

/*形狀*/
#page-top a {
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 15px;
  width: 50px;
  height: 50px;
  color: #212121;
  border: 2px solid #212121;
  text-align: center;
  text-transform: uppercase;
  text-decoration: none;
  font-size: 2rem;
  transition: all 0.3s;
}

#page-top a:hover {
  background: rgba(255, 255, 255, 0.9);
}

/*右下固定*/
#page-top {
  position: fixed;
  right: 15px;
  bottom: 5px;
  z-index: 1020;
  opacity: 0;
  transform: translateY(100px);
}

@media (max-width:570px) {
  #page-top {
    bottom: 70px;
  }
}

/*　往上動畫　*/

#page-top.UpMove {
  animation: UpAnime 0.5s forwards;
}

@keyframes UpAnime {
  from {
    opacity: 0;
    transform: translateY(100px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/*　往下動畫　　*/

#page-top.DownMove {
  animation: DownAnime 0.5s forwards;
}

@keyframes DownAnime {
  from {
    opacity: 1;
    transform: translateY(0);
  }

  to {
    opacity: 1;
    transform: translateY(100px);
  }
}