body{
    margin:0;
    padding:0;
    font-family:Arial, sans-serif;
    background:#f5f5f5;
}

.container{
    max-width:500px;
    margin:30px auto;
    background:#fff;
    padding:20px;
    border-radius:12px;
    box-shadow:0 0 10px rgba(0,0,0,0.2);
}

h1{
    text-align:center;
    color:#e65100;
}

label{
    display:block;
    margin-top:15px;
    margin-bottom:5px;
    font-weight:bold;
}

input,
select{
    width:100%;
    padding:10px;
    border:1px solid #ccc;
    border-radius:8px;
    box-sizing:border-box;
}

button{
    width:100%;
    margin-top:20px;
    padding:12px;
    background:#ff9800;
    color:white;
    border:none;
    border-radius:8px;
    font-size:18px;
    cursor:pointer;
}

button:hover{
    background:#e68900;
}

#result{
    margin-top:20px;
    padding:15px;
    background:#fff3cd;
    border-radius:8px;
    font-size:18px;
    text-align:center;
}