body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f7f7f7;
}

.date-picker-container {
    max-width: 600px;
    margin: 50px auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
}

label {
    display: block;
    margin-bottom: 10px;
}

input[type="date"] {
    width: calc(50% - 10px);
    padding: 8px;
    margin-bottom: 20px;
    border-radius: 5px;
    border: 1px solid #ccc;
}

button {
    background-color: #4CAF50;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #45a049;
}

#output {
    margin-top: 20px;
}

footer {
    margin-top: 20px;
    text-align: center;
    font-size: 12px;
    color: #888;
}

footer p {
    margin: 0;
}