body {
    font-family: 'Roboto', sans-serif;
    background: #f0f2f5;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 500px;
    margin: 50px auto;
    background: #fff;
    padding: 25px 30px;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

h1 {
    text-align: center;
    margin-bottom: 25px;
    color: #333;
}

label {
    display: block;
    margin-top: 15px;
    font-weight: 500;
    color: #555;
}

input, select {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
    border-radius: 5px;
    border: 1px solid #ccc;
    box-sizing: border-box;
    font-size: 16px;
}

button {
    margin-top: 20px;
    width: 100%;
    padding: 12px;
    background: #007bff;
    color: #fff;
    font-size: 18px;
    font-weight: 500;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background: #0056b3;
}

#result {
    margin-top: 20px;
    font-weight: 600;
    white-space: pre-line;
    text-align: center;
    font-size: 18px;
    color: #333;
}