body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-image: url('assets/background.jpg');
    background-repeat: no-repeat;
    background-size: cover;
}

.container {
    background-color: rgb(172, 170, 170);
    padding: 20px;
    border: 1px solid #dddddd;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    width: 300px;
    text-align: center;
    width: 50%;
}

.form-group {
    margin-bottom: 15px;
}

label {
    display: block;
    margin-bottom: 5px;
}

input {
    width: 100%;
    padding: 8px;
    box-sizing: border-box;
}

button {
    padding: 10px 15px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #0056b3;
}

#result {
    margin-top: 20px;
    font-weight: bold;
}

#example {
    margin-top: 20px;
    text-align: left;
}