*{
            margin:0;
            padding:0;
            box-sizing:border-box;
        }

        body{
            font-family: Arial, Helvetica, sans-serif;
            background: linear-gradient(135deg, #0F4C81, #004b8d);
            display:flex;
            justify-content:center;
            align-items:center;
            height:100vh;
            color:#333;
        }

        .container{
            background:#fff;
            width:90%;
            max-width:650px;
            padding:50px 40px;
            border-radius:16px;
            box-shadow:0 15px 40px rgba(0,0,0,.25);
            text-align:center;
        }

        .icon{
            font-size:85px;
            margin-bottom:35px;
        }

        h1{
            color:#0F4C81;
            margin-bottom:20px;
            font-size:2rem;
        }

        p{
            font-size:1.15rem;
            line-height:1.7;
            color:#555;
        }

        .footer{
            margin-top:35px;
            color:#888;
            font-size:.9rem;
        }

        @media(max-width:600px){
            .container{
                padding:35px 25px;
            }

            h1{
                font-size:1.6rem;
            }

            p{
                font-size:1rem;
            }

            .icon{
                font-size:60px;
            }
        }