:root {
    --primary-color: #8b5cf6;
    --secondary-color: #8a50b0;
    --background-color: #0f0f1a;
    --text-color: #ffffff;
    --card-background: #222236;

}

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-image: url('https://blog.klbbx.cn/suiji2233/klbbxsuijiimg-yuanshen12-henping.php?t=1314');
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    color: #333;
}

.feedback-form {
    margin-bottom: 30px;
}

.feedback-form textarea {
    width: 100%;
    height: 100px;
    margin: 10px 0;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    resize: vertical;
}

.btn {
    padding: 10px 20px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.btn:hover {
    background-color: #0056b3;
}

.feedback-list {
    margin-top: 30px;
}

.feedback-item {
    background-color: #f9f9f9;
    border: 1px solid #eee;
    border-radius: 5px;
    padding: 15px;
    margin-bottom: 15px;
}

.feedback-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.feedback-author {
    font-weight: bold;
}

.feedback-time {
    color: #777;
    font-size: 0.9em;
}

.feedback-content {
    margin-bottom: 10px;
}

.feedback-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.feedback-likes {
    display: flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
}

.feedback-comments {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid #eee;
}

.comment {
    margin-bottom: 5px;
}

.comment-author {
    font-weight: bold;
    margin-right: 5px;
}

.comment-input {
    display: flex;
    margin-top: 10px;
}

.comment-input input {
    flex-grow: 1;
    padding: 5px;
    border: 1px solid #ddd;
    border-radius: 3px;
}

.comment-input button {
    margin-left: 5px;
    padding: 5px 10px;
    background-color: #28a745;
    color: #fff;
    border: none;
    border-radius: 3px;
    cursor: pointer;
}

.admin-reply {
    background-color: #e6f7ff;
    border: 1px solid #91d5ff;
    border-radius: 5px;
    padding: 10px;
    margin-top: 10px;
}

@media (max-width: 600px) {
    .container {
        padding: 10px;
    }

    .btn {
        width: 100%;
    }
}