body{background-color:#f4f4f4;color:#333;font-family:Arial,sans-serif;line-height:1.6;margin:0;padding:20px}h1{margin-bottom:40px;text-align:center}.container{margin:0 auto;max-width:1200px;padding:20px}.grid-item{background-color:#fff;border:1px solid #ddd;border-radius:5px;margin-bottom:20px;padding:20px}.title{color:#0066b3}.grid-item h2{margin-bottom:15px;margin-top:0}.justify-text{text-align:justify}@media (min-width:768px){.container{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:20px}}@media (min-width:992px){.container{grid-template-columns:repeat(2,1fr)}}