.titlebox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 76px;
  min-width: 0;
  z-index: 999;
  background: rgba(7, 17, 31, 0.94);
  border-bottom: 1px solid rgba(168, 180, 194, 0.16);
  box-shadow: 0 12px 32px rgba(3, 10, 18, 0.22);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}