.footer {
  background-color: #ececec;
}
.footer .top {
  width: var(--main-content-width);
  display: flex;
  justify-content: space-around;
  padding: 30px 0;
  margin: 0 auto;
}
.footer .top .item {
  display: flex;
  flex-direction: column;
  row-gap: 15px;
}
.footer .top .item .title {
  font-size: 18px;
}
.footer .top .item .desc {
  color: var(--text-sub-color);
}
.footer .bottom {
  display: flex;
  border-top: 1px solid #cbcbcb;
  justify-content: center;
}
.footer .content {
  width: var(--main-content-width);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
}
.footer .content .item {
  flex: 1;
  display: flex;
  justify-content: center;
  border-right: 1px solid #cbcbcb;
  color: var(--text-sub-color);
  height: fit-content;
}
.footer .content .item .container {
  display: flex;
  flex-direction: column;
  row-gap: 15px;
}
.footer .content .item.shrink {
  flex: 1.7;
  flex-shrink: 0;
}
.footer .content .item .title {
  font-size: 18px;
  color: #181818;
  flex-shrink: 0;
}
.footer .content .item a {
  color: var(--text-sub-color);
  text-decoration: none;
}
.footer .content .item:first-child {
  flex: 0.6;
  justify-content: flex-start;
}
.footer .content .item:last-child {
  justify-content: flex-end;
  border-right: none;
}
.footer .beian {
  text-align: center;
  color: var(--text-sub-color);
  font-size: 14px;
  padding: 50px 0 25px;
}
.footer a:hover {
  text-decoration: underline;
}