body {
    font-family: Arial, sans-serif;
    background-color: #f8f9fa;
    margin: 0;
    padding: 0;
}

header, footer {
    background-color: #343a40;
    color: white;
    padding: 15px;
    text-align: center;
}

nav a {
    color: #ffc107;
    margin: 0 15px;
    text-decoration: none;
    font-weight: bold;
}

nav a:hover {
    text-decoration: underline;
}

h2 {
    text-align: center;
    color: #343a40;
    margin-top: 20px;
}

main {
    padding: 20px;
}

.comment-card {
    background-color: white;
    border-radius: 8px;
    padding: 15px;
    margin: 15px auto;
    max-width: 600px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.comment-card p {
    margin: 5px 0;
}

.comment-card .date {
    font-size: 0.9em;
    color: gray;
}

.form-container {
    max-width: 600px;
    margin: 20px auto;  /* centers the container */
    padding: 20px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.form-container h2 {
    text-align: center;
    color: #343a40;
}

.form-container input[type="number"],
.form-container textarea {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
    margin-bottom: 15px;
    border-radius: 4px;
    border: 1px solid #ccc;
    box-sizing: border-box;
}

.form-container input[type="submit"] {
    background-color: #343a40;
    color: #fff;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.form-container input[type="submit"]:hover {
    background-color: #495057;
}

.update-msg {
    color: green;
    font-weight: bold;
    text-align: center;
}