*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    }
    
    
    body{
    
    font-family:Arial, sans-serif;
    
    background:#f8fafc;
    
    color:#0f172a;
    
    }
    
    
    .container{
    
    max-width:1000px;
    
    margin:auto;
    
    padding:30px;
    
    }
    
    
    
    .hero{
    
    text-align:center;
    
    padding:80px 20px;
    
    }
    
    
    
    .hero h1{
    
    font-size:48px;
    
    color:#2563eb;
    
    margin-bottom:20px;
    
    }
    
    
    
    .hero h2{
    
    font-size:32px;
    
    margin-bottom:20px;
    
    }
    
    
    
    .hero p{
    
    font-size:18px;
    
    line-height:1.6;
    
    color:#475569;
    
    }
    
    
    
    .button,
    button{
    
    display:inline-block;
    
    margin-top:30px;
    
    padding:15px 30px;
    
    background:#2563eb;
    
    color:white;
    
    border:none;
    
    border-radius:10px;
    
    font-size:16px;
    
    cursor:pointer;
    
    text-decoration:none;
    
    }
    
    
    
    section{
    
    background:white;
    
    padding:40px;
    
    margin-bottom:30px;
    
    border-radius:20px;
    
    box-shadow:0 10px 30px rgba(0,0,0,0.08);
    
    }
    
    
    
    .cards{
    
    display:flex;
    
    gap:20px;
    
    margin-top:30px;
    
    }
    
    
    
    .card{
    
    flex:1;
    
    padding:20px;
    
    background:#f1f5f9;
    
    border-radius:15px;
    
    }
    
    
    
    input{
    
    width:100%;
    
    padding:15px;
    
    margin-top:20px;
    
    border-radius:10px;
    
    border:1px solid #cbd5e1;
    
    font-size:16px;
    
    }
    
    
    
    button{
    
    width:100%;
    
    }
    
    
    
    #message{
    
    margin-top:20px;
    
    font-weight:bold;
    
    }
    
    
    
    footer{
    
    text-align:center;
    
    padding:30px;
    
    color:#64748b;
    
    }
    
    
    
    @media(max-width:700px){
    
    
    .cards{
    
    flex-direction:column;
    
    }
    
    
    .hero h1{
    
    font-size:36px;
    
    }
    
    
    .hero h2{
    
    font-size:24px;
    
    }
    
    
    }