footer {
  background-color: #eee;
  box-shadow: 0px -2px 5px #999;
}
footer .container {
  /* max-width: 1400px; */
}
footer .footer_social {
  padding: 1rem 1rem 0;
  box-sizing: border-box;
}

footer .footer_social .footer_social_list {
  /* width: 5%; */
  display: inline-block;
  margin: 0;
  padding: 0 0.8vw;
  opacity: 0.7;
}

footer .footer_social .footer_social_list:hover {
  opacity: 1;
}

.footer_social_list:nth-child(2) {
  border-right: 1px solid #999;
  border-left: 1px solid #999;
}

.footer_social_list img {
  max-width: 30px;
  width: 100%;
  height: auto;
}

footer .footer_PTC {
  color: #666;
  font-size: 0.7vw;
  line-height: 1;
  text-align: right;
  margin: 0;
}

footer .footer_PTC a {
  color: var(--mainColor);
  padding: 0 0.43vw;
  text-decoration: none;
}

footer .footer_PTC a:hover {
  color: #347deb;
}

footer p {
  background: var(--buttonBG-Left-to-Right-gradient);
  color: #fff;
  font-size: 0.7vw;
  line-height: 3;
  margin: 2vh 0 3vh;
  text-align: center;
}

.page_top {
  position: absolute;
  top: 0.8vw;
  right: 1vw;
  font-size: 0.8vw;
  line-height: 1;
  color: var(--mainColor);
  display: inline-block;
  cursor: pointer;
}

.page_top::after {
  content: "";
  border-color: transparent transparent #00AEEF transparent;
  border-style: solid;
  border-width: 0.5vw;
  display: inline-block;
  margin-left: 0.5vw;
}

.adata-group {
  position: absolute;
  top: 1vw;
  right: 5vw;
  font-size: 0.8vw;
  line-height: 1;
  color: var(--mainColor);
  border-right: 1px solid #666;
  padding-right: 1vw;
}

.adata-group:hover {
  color: #347deb;
  text-decoration: none;
}

@media (max-width: 820px) {
  footer {
    padding-bottom: 1vh;
  }
  footer .footer_social {
    padding: 1rem 0 0;
    margin-bottom: 0.5vh;
  }
  footer .footer_social .footer_social_list {
    width: 6%;
    padding: 0 1vw;
    opacity: 1;
  }
  footer .footer_PTC {
    font-size: 1.8vw;
    padding-right: 1vw;
  }
  .page_top {
    font-size: 2vw;
    top: 1vh;
    right: 3vw;
  }
  .page_top::after {
    border-width: 1vw;
    display: inline-block;
    margin-left: 1vw;
  }
  .adata-group {
    font-size: 2vw;
    top: 1.2vh;
    right: 11vw;
  }
}

@media (max-width: 480px) {
  footer {
    padding-bottom: 4vh;
  }
  footer .footer_social .footer_social_list {
    width: 13%;
    padding: 0 2vw;
    opacity: 1;
  }
  footer .footer_PTC {
    /* text-align: center; */
    font-size: 3vw;
  }
  footer p {
    margin-bottom: 0;
    font-size: 2.5vw;
  }
  .page_top {
    top: 2vh;
    right: 5vw;
    font-size: 3.5vw;
  }
  .page_top::after {
    border-width: 2vw;
    margin-left: 1.5vw;
  }
  .adata-group {
    top: 2.3vh;
    right: 20vw;
    padding-right: 3vw;
    font-size: 3.5vw;
  }
}

@media (max-width: 320px) {
  footer .footer_social .footer_social_list {
    width: 14%;
  }
  .page_top {
    top: 1.3vh;
  }
  .adata-group {
    top: 1.5vh;
    right: 20vw;
    padding-right: 3vw;
  }
}