:root { --acceptance-version: 1; color: #17223a; background: #f5f7fc; font: 17px/1.6 system-ui, sans-serif; }
body { margin: 0; }
main { max-width: 680px; margin: 12vh auto; padding: 0 24px; }
h1 { line-height: 1.15; }
a { color: #2448c8; }
section { margin-top: 48px; border-left: 4px solid #2448c8; padding-left: 18px; }