MTP20_WEB_GLOBAL/src/packages/qdhs/assets/themes/dark/dark.less

[theme='dark'] {
    /* 导航栏 */
    --navbar-color     : #fff;
    --navbar-background: #333;

    /* 标签栏 */
    --tabbar-background : #333;
    --tabbar-icon       : #fff;
    --tabbar-icon-active: #dc143c;
}