.banner {
  display: grid;
  margin-top: 52px;
  background-color: var(--c-page2);
  height: 260px;
  grid-template-columns: minmax(12px, 1fr) minmax(0, 1200px) minmax(12px, 1fr);
  position: relative;
}

.banner .content-box {
  grid-column: 2;
  display: flex;
}

.banner .content-box .left {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: 1;
}

.banner .content-box .left p {
  font-weight: 700;
  font-size: 18px;
  line-height: 21px;
  color: var(--c-text);
}

.banner .content-box .left .register {
  background-color: var(--c-app);
  color: var(--c-text);
  border-radius: 18px;
  max-width: 266px;
  width: 100%;
  height: 36px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
  font-size: 14px;
}

.banner .content-box .left .top-bg-1 {
  position: absolute;
  height: calc(100% + 52px);
  top: -52px;
  z-index: 1;
  left: 50%;
  transform: translateX(-65%);
  z-index: -1;
}

.banner .content-box .left .register:hover {
  background-color: var(--c-app2);
}

.banner .content-box .left .or {
  display: flex;
  gap: 9px;
  color: var(--c-text2);
  align-items: center;
  font-size: 12px;
}

.banner .content-box .left .or .line {
  width: 70px;
  height: 1px;
  background-color: var(--c-text2);
}

.banner .content-box .left .contracts {
  display: flex;
  gap: 9px;
  align-items: center;
}

.banner .content-box .left .contracts .contract-item {
  background-color: var(--c-page);
  border-radius: 4px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 62px;
  height: 28px;
  cursor: pointer;
  transition: all 0.3s;
}

.banner .content-box .left .contracts .contract-item:hover {
  background-color: var(--c-page2);
}

.banner .content-box .left .contracts .contract-item img {
  width: 14px;
  height: 14px;
}

.banner .content-box .right {
  flex: 1;
  z-index: 1;
  position: relative;
  margin-left: 30px;
}

.banner .content-box .right .top-right {
  position: absolute;
  height: 100%;
  left: 0;
}

.banner .content-box .right .top-bg-2 {
  position: absolute;
  height: 100%;
  z-index: -1;
}

@media (max-width: 768px) {
  .banner {
    height: 411px;
  }

  .banner .content-box {
    flex-direction: column;
  }

  .banner .content-box .left {
    padding-top: 32px;
    padding-bottom: 30px;
    position: relative;
  }

  .banner .content-box .right {
    flex-shrink: 0;
  }
}
