* { box-sizing: border-box; } body {margin: 0;}.icon-box{background:#fff;border-radius:16px;padding:30px;box-shadow:0 4px 12px rgba(0,0,0,0.05);transition:all 0.3s ease;}.icon-box:hover{box-shadow:0 6px 18px rgba(0,0,0,0.1);}.icon-box h4{font-size:1.3rem;margin-bottom:15px;}.icon-box i{font-size:2rem;color:#198754;margin-bottom:15px;}