:root{--theme-primary: #fff;--theme-on-primary: #000;background-color:var(--theme-primary);color:var(--theme-on-primary)}@media (prefers-color-scheme: dark){:root{--theme-primary: #000;--theme-on-primary: #fff}}html,body,#root{margin:0;width:100vw;height:100vh}.error{color:red}