给网站添加免责弹窗

<!--弹窗代码位置-->
    <div class="popup-overlay">
    <div class="popup-box">
        <h2>免责声明</h2>
        <p>您正在访问本站，请您仔细阅读以下条款并确认：</p>
        <ul>
            <li>本站所有文章仅代表作者个人观点，不代表本站立场。</li>
            <li>本站不保证所提供的信息的准确性、完整性、有效性或实时性。</li>
            <li>本站将不会为任何为基于这些信息或其拖累而引发的任何损失或损害承担责任。</li>
        </ul>
        <div class="popup-buttons">
            <button class="agree-button">果断同意</button>
            <button class="disagree-button">查看详细</button>
        </div>
    </div>
</div>
<!--弹窗代码位置-->

.popup-overlay {
    display: none;
    position: fixed;
    top: 0px;
    left: 0px;
    height: 100%;
    width: 100%;
    background: rgba(0, 0, 0, 0.4);
    justify-content: center;
    align-items: center;
     z-index: 999; /* 将 z-index 设置为较低的值 */
}

.popup-box {
    display:flex;
    flex-direction: column;
    position: relative;
    background: #fff;
    width: 30%;
    height: auto;
    padding: 20px;
    border-radius: 4px;
}

.popup-box h2 {
    font-size: 28px;
    margin-top: 0px;
    text-align: center;
}

.popup-box p {
    font-size: 16px;
    line-height: 24px;
    margin: 10px 0px;
    text-align: center;
}

.popup-box ul {
    list-style-type: square;
    margin: 10px 30px;
    padding: 0;
}

.popup-box li {
    margin: 10px 0px;
    font-size: 14px;
    line-height: 20px;
    text-align: center;
}

.popup-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 20px;
    gap: 20px;
}

.agree-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #00cc00;
    color: #fff;
    border-radius: 4px;
    font-size: 18px;
    cursor: pointer;
}

.disagree-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #007bff;
    color: #fff;
    border-radius: 4px;
    font-size: 18px;
    cursor: pointer;
}

<!-- 弹窗代码引入开始 -->
<link rel="stylesheet" href="/usr/themes/Joe/assets/css/popup.css">
<!-- 弹窗代码引入结束 -->