body {
    font-family: "Roboto", sans-serif;
    background-color: #f2f2f2;
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-image: linear-gradient(to right, #6a11cb, #2575fc);
}

header {
    background-color: #333333;
    color: #ffffff;
    padding: 20px;
    text-align: center;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

h1 {
    margin: 0;
    font-size: 2em;
}

main {
    max-width: 600px;
    width: 100%;
    padding: 20px;
    background-color: #ffffff;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    animation: fadeIn 1s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

form {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
}

label {
    font-weight: bold;
    margin-bottom: 5px;
}

input[type="text"] {
    padding: 10px;
    border: none;
    border-radius: 5px;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
    background-color: #f9f9f9;
    font-size: 16px;
    margin-bottom: 15px;
    transition: all 0.3s;
}

input[type="text"]:focus {
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

button {
    background-color: #333333;
    color: #ffffff;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.3s;
    align-self: center;

}

button:hover {
    background-color: #666666;
    transform: translateY(-2px);
}

#result {
    font-size: 24px;
    font-weight: bold;
    margin-top: 20px;
    text-align: center;
}