:root{--mau-nen: #f4f6fa;--mau-chinh: #0b4f9e;--mau-chinh-dam: #08386f;--mau-chinh-nhat: #e8f0fb;--mau-chu: #1c2530;--mau-chu-phu: #6b7686;--mau-vien: #e2e6ee;--mau-trang: #ffffff;--mau-thanh-cong: #1a9e5b;--mau-thanh-cong-nen: #e5f7ee;--mau-canh-bao: #d97a06;--mau-canh-bao-nen: #fdf1e0;--mau-loi: #d8332e;--mau-loi-nen: #fbe8e7;--mau-xam-nen: #eef1f6;--mau-xam-chu: #667085;--bo-goc: 10px;--bo-goc-nho: 6px;--bong: 0 1px 3px rgba(16, 30, 54, .08), 0 1px 2px rgba(16, 30, 54, .06);--bong-noi: 0 8px 30px rgba(16, 30, 54, .18)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--mau-nen);color:var(--mau-chu);font-size:14px}h1,h2,h3,h4{margin:0 0 8px;font-weight:600}p{margin:0 0 8px}a{color:var(--mau-chinh)}button{font-family:inherit;font-size:inherit;cursor:pointer}input,select,textarea{font-family:inherit;font-size:14px;padding:8px 10px;border:1px solid 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