@media(prefers-color-scheme: dark) {
  .show-main {
    background-color:#1f1f1f;
    color:#ffffff;
    border-top: 2px solid #000000;
  }
  .main-wrapper {
    background-color:#000000;
  }
  .stock-bord {
    background-color:#0a2330;
  }
  body {
    background-color:#1f1f1f;
  }
}