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15px;--padding-lg: 20px;--margin-sm: 10px;--margin-md: 20px;--margin-lg: 30px;--font-sm: 14px;--font-md: 16px;--font-lg: 18px;--font-xl: 24px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;color:var(--text-color);background-color:#fff}h1,h2,h3,h4,h5,h6{color:var(--primary-color);margin-bottom:var(--margin-sm);line-height:1.2}h1{font-size:var(--font-xl)}h2{font-size:calc(var(--font-lg) + 2px)}h3{font-size:var(--font-lg)}h4{font-size:var(--font-md)}p{margin-bottom:var(--margin-sm)}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 var(--padding-md)}@media (max-width: 768px){:root{--font-xl: 22px;--font-lg: 16px;--padding-md: var(--padding-sm);--margin-md: var(--margin-sm)}.container{padding:0 var(--padding-sm)}}@media (max-width: 480px){:root{--font-xl: 20px;--font-lg: 15px;--padding-md: var(--padding-sm)}}.text-center{text-align:center}.mt-sm{margin-top:var(--margin-sm)}.mt-md{margin-top:var(--margin-md)}.mt-lg{margin-top:var(--margin-lg)}.mb-sm{margin-bottom:var(--margin-sm)}.mb-md{margin-bottom:var(--margin-md)}.mb-lg{margin-bottom:var(--margin-lg)}.p-sm{padding:var(--padding-sm)}.p-md{padding:var(--padding-md)}.p-lg{padding:var(--padding-lg)}.rounded{border-radius:var(--border-radius)}.shadow{box-shadow:var(--box-shadow)}