:root{font-family:var(--fontFamilyBase), "Segoe UI", "Microsoft YaHei UI", sans-serif;color:var(--colorNeutralForeground1);background:var(--colorNeutralBackground2);font-synthesis:none;text-rendering:optimizelegibility;letter-spacing:0}*{box-sizing:border-box}html,body,#root{min-width:320px;min-height:100%;margin:0}button,input,select,textarea{font:inherit;letter-spacing:0}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}