/* 透明轨道与深蓝滑块 */
html {
  scrollbar-color: #174d7a transparent;
  scrollbar-width: thin;
}

::-webkit-scrollbar {
  width: 12px;
  background: transparent;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  min-height: 48px;
  border: 3px solid transparent;
  border-radius: 10px;
  background: #174d7a;
  box-shadow: inset 0 0 0 1px rgba(126, 190, 230, .32);
}

::-webkit-scrollbar-thumb:hover {
  background: #236795;
}

::-webkit-scrollbar-button {
  display: none;
}