.footer {
  background: #023c49;
  padding: 60px 0 40px 0;
}
.footer .wp {
  width: 1200px;
  max-width: 98%;
}
.footer .footer-content {
  flex: 1;
  padding-bottom: 30px;
}
.footer .footer-content .footer-text-center {
  text-align: center;
}
.footer .footer-content .footer-text-center .text-gray-54757c {
  color: #54757c;
  font-size: 14px;
  margin-bottom: 1rem;
}
.footer .footer-content .footer-text-center .footer-mt-md {
  margin-top: 1rem;
}
.footer .footer-sub-nav {
  display: flex;
  justify-content: flex-end;
  flex: 3;
}
.footer .footer-sub-nav > ul {
  display: flex;
  flex-wrap: wrap;
}
.footer .footer-sub-nav > ul > li {
  margin-left: 15px;
  margin-bottom: 10px;
}
@media (max-width: 770px) {
  .footer .footer-sub-nav > ul > li {
    margin-left: 0;
    width: 50%;
  }
}
.footer .footer-sub-nav > ul > li a {
  font-size: 16px;
  color: #ffffff;
}
.footer .footer-sub-nav > ul > li a:hover {
  color: #69bcad;
}
.footer .footer-sub-nav > ul > li > ul {
  margin-top: 10px;
}
.footer .footer-sub-nav > ul > li > ul > li {
  margin-top: 10px;
}
.footer .footer-sub-nav > ul > li > ul > li > a {
  font-size: 14px;
}
.footer .footer-sub-nav > ul > li > ul > li > ul {
  display: none;
}
.footer .foot-bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 2px solid #0b4e5d;
}
.footer .foot-bottom .wp {
  text-align: center;
}
.footer .foot-bottom .wp p {
  color: #ffffff;
  font-size: 14px;
  text-align: center;
}
.footer .foot-bottom .wp p a {
  color: #ffffff;
  text-decoration: none;
}
.footer .foot-bottom .wp p a:hover {
  color: #69bcad;
}

.ding {
  cursor: pointer;
  background: #ffffff;
  border-radius: 50%;
  width: 60px;
  height: 60px;
  position: fixed;
  bottom: 5%;
  right: 40px;
  color: #023c49;
  line-height: 60px;
  text-align: center;
  z-index: 999;
  box-shadow: 1px 2px 1px -1px rgba(0, 0, 0, 0.123);
}
.ding i {
  font-size: 1.2rem;
}
.ding:hover {
  background: #f0f0f0;
}