.nav {
  width: 100%;
  height: 80px;
  /* background: #ffa7a7; */
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10000;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  transition: all 250ms linear;
  font-family: "SimHei";
  padding-top: 10px;
  padding-bottom: 10px;
}
.nav:hover {
  /* background: linear-gradient(to left, #00071e 10%, #0e0b25 50%, #313574 100%); */
  background: #00071e !important;
}
.nav-bar {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
  height: 100%;
  padding-left: 40px;
  color: #fff;
  /* margin-top: 20px; */
  font-family: "SimHei";
}

.nav-hidden {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
  height: 100%;
  transition: all 0.5s ease;
  overflow: hidden;
}

.nav-hidden-1 {
  width: 60px;
}

.nav-hidden-2 {
  width: 360px;
}

.nav-item {
  width: 120px !important;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  padding: 20px;
  font-size: 16px;
  font-weight: bold;
  flex-wrap: nowrap;
  white-space: nowrap;
  font-family: "SimHei";
  word-wrap: none;
  box-sizing: border-box;
  position: relative;
}

.nav-item .bottom-line {
  position: absolute;
  bottom: 10px;
  height: 2px;
  /* background: #4127b4; */
  background: linear-gradient(to right, #7162b6 0%, #6267b3 100%);
  width: 0px;
  transition: all 0.2s linear;
}
.nav-item:hover .bottom-line {
  width: 80px;
}

.menu-icon {
  width: 32px;
  padding: 12px;
}

.nav-logo {
  margin-top: 0px;
  margin-right: 80px;
  width: 80px;
}

.nav-m {
  width: 100%;
  height: 70px;
  /* background: #ffa7a7; */
  position: absolute;
  top: 40px;
  left: 0;
  z-index: 10000;
  font-family: "SimHei";
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

.nav-m-logo {
  width: 80px;
  margin-left: 40px;
}

.nav-m-menu {
  width: 40px;
  margin-right: 40px;
}

.nav-m-list {
  width: 90vw;
  background: #fff;
  opacity: 0.95;
  position: absolute;
  top: 72px;
  right: 24px;
  color: #000;
  transition: all ease 0.5s;
  height: 0;
  overflow: hidden;
}

.nav-m-list-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  opacity: 0.75;
}

.nav-m-line {
  width: 42px;
  height: 1px;
  background: #666;
  margin-left: 24px;
}
.nav-m-list-height {
  height: 320px;
}
.nav-m-item {
  height: 60px;
  font-size: 16px;
  text-align: left;
  width: 80px;
  background: rgba(255, 255, 255, 0.2);
  padding-right: 16px;
  line-height: 60px;
  margin-left: 24px;
}
.nav-m-item:first-child {
  padding-top: 10px;
}
.nav-m-item:last-child {
  padding-bottom: 10px;
}

.footer {
  width: 100%;
  height: 60px;
  position: absolute;
  bottom: 0;
  left: 0;
  z-index: 100;
  color: #fff;
}

.footer-content-bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 60px;
  background: #00071e;
  letter-spacing: 1px;
  font-size: 16px;
  color: #666666;
}
.icp-text {
  cursor: pointer;
  display: inline-block;
  margin-left: 6px;
}
.footer-content-bottom-m {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 40px;
  background: #00071e;
  letter-spacing: 1px;
  font-size: 12px;
  color: #666666;
}
.footer2 {
  width: 100%;
  height: 40px;
  position: absolute;
  bottom: 0;
  left: 0;
  z-index: 100;
  color: #fff;
  transition: all linear 0.2s;
}