header {
  display: flex;
  height: 1.35rem;
  width: 7.5rem;
  background-color: black;
}
header.active {
  opacity: 0.8;
  position: fixed;
  top: 0;
  z-index: 5;
  transition: all 0.6s linear;
}
header div {
  display: flex;
  justify-content: center;
  align-items: center;
}
header .left {
  width: 2.8rem;
}
header .left img {
  width: 1.83rem;
}
header .middle {
  width: 3.6rem;
}
header .middle img {
  width: 3.03rem;
}
header .right {
  flex: 1;
}
header .right img {
  width: 0.25rem;
}
@keyframes toggle {
  from {
    transform: translateX(-100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}
nav {
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 1.35rem;
  width: 7.5rem;
  visibility: hidden;
  z-index: 5;
  background-color: black;
}
nav.active {
  animation: toggle 0.5s linear;
}
nav a {
  position: relative;
  display: flex;
  flex-direction: column;
  color: white;
  justify-content: center;
  padding: 0.3rem 0.8rem;
  border-bottom: 2px solid #545353;
}
nav a span {
  font-size: 0.25rem;
  font-weight: 600;
}
nav a i {
  margin-top: 0.05rem;
  font-size: 12px;
}
nav a:nth-child(1) {
  border-top: 2px solid #545353;
}
nav a::after {
  content: '';
  display: block;
  position: absolute;
  right: 0.7rem;
  top: 50%;
  width: 0.25rem;
  height: 0.25rem;
  border-left: 2px solid white;
  border-top: 2px solid white;
  transform: translateY(-50%) rotateZ(135deg);
}
.container .banner img {
  width: 7.5rem;
}
footer {
  position: relative;
}
footer a {
  display: block;
  position: absolute;
  width: 1.3rem;
  height: 0.25rem;
  left: 1.15rem;
  bottom: 0.3rem;
}
footer img {
  width: 7.5rem;
}
footer::after {
  content: '';
  display: block;
  height: 1rem;
}
/*# sourceMappingURL=common.css.map */