admin/src/design/theme.less

.bg-white {
  background-color: @component-background !important;
}

html[data-theme='light'] {
  .text-secondary {
    color: rgba(0, 0, 0, 0.45);
  }
}

html[data-theme='dark'] {
  .text-secondary {
    color: #8b949e;
  }

  .ant-card-grid-hoverable:hover {
    box-shadow: 0 3px 6px -4px rgb(0 0 0 / 48%), 0 6px 16px 0 rgb(0 0 0 / 32%),
      0 9px 28px 8px rgb(0 0 0 / 20%);
  }

  .ant-card-grid {
    box-shadow: 1px 0 0 0 #434343, 0 1px 0 0 #434343, 1px 1px 0 0 #434343, 1px 0 0 0 #434343 inset,
      0 1px 0 0 #434343 inset;
  }

  html[data-theme='light'] {
    .ant-alert-message,
    .ant-alert-with-description .ant-alert-message,
    .ant-alert-description {
      color: rgba(0, 0, 0, 0.85);
    }
  }

  .ant-checkbox-checked .ant-checkbox-inner::after {
    border-top: 0;
    border-left: 0;
  }
}