body {
    font-family: Arial, sans-serif;
    margin: 0;
    background-color: rgb(209,223,239);
    color: #333;
}

.container {
    max-width: 800px;
    margin: 0 auto; /* Centers the container */
    padding: 20px;
}

h1 {
    color: #004080; /* Dark blue */
}

textarea {
    width: 100%;
    height: 150px;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.options {
    margin-bottom: 20px;
}

.options label {
    display: block;
    margin: 10px 0 5px;
    color: #004080;
}

.options input[type="number"],
.options input[type="text"] {
    width: 200px;
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.options input[type="checkbox"] {
    margin-right: 5px;
}

button {
    background-color: #007BFF; /* Bootstrap primary blue */
    color: #fff;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

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

.output {
    margin-top: 20px;
    background-color: #e6f2ff;
    padding: 15px;
    border-radius: 4px;
}

.output h3 {
    margin-top: 0;
    color: #004080;
}