header {
  background-color: #fff;
  box-shadow: 0rem 0.06rem 0.2rem 0rem rgba(0, 0, 0, 0.08);
  z-index: 999;
}
header ul.nav {
  flex: 1;
  white-space: nowrap;
}
header ul.nav .sub-menu {
  display: none;
  position: absolute;
  text-align: center;
  top: 100%;
  padding-top: 1em;
  padding-bottom: 2em;
  background-color: rgba(0, 0, 0, 0.7);
}
header ul.nav .sub-menu li {
  color: #ffffff;
  padding-left: 1.25em;
  padding-right: 1.25em;
}
header ul.nav .sub-menu li a {
  width: 100%;
  display: block;
}
header ul.nav .sub-menu li:hover,
header ul.nav .sub-menu li.active {
  color: #47b0df;
}


header ul.nav .sub-menu li:hover a,
header ul.nav .sub-menu li.active a { color: #47b0df; }


header ul.nav > li {
  position: relative;
  display: flex;
  align-items: center;
  flex-direction: column;
  flex-shrink: 0;
}
header ul.nav > li:hover,
header ul.nav > li.active {
  color: var(--main-color);
}
header ul.nav > li:hover .sub-menu {
  display: block;
}
footer {
  white-space: nowrap;
  color: #fff;
  background-color: #333333;
  overflow: hidden;
  font-size: 14px;
  color: #c6c6c6;
}
footer .top {
  margin-top: 36px;
}
footer .middle {
  padding-bottom: 36px;
  padding-top: 36px;
}
footer .middle h3 {
  margin-top: 0;
  line-height: 1;
}
footer .middle .line {
  width: 1px;
  height: 145px;
  background-color: #ffffff;
  opacity: 0.2;
}
footer .bottom {
  background-color: #252525;
  color: #c6c6c6;
  opacity: 0.6;
  line-height: 55px;
}