/* 抖动动画 */
@keyframes shake {
    0% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    50% { transform: translateX(5px); }
    75% { transform: translateX(-5px); }
    100% { transform: translateX(0); }
}

/* 悬浮标签样式 */
.float-label {
    position: fixed;
    right: 20px;
    top: 60%;
    transform: translateY(-50%);
    background-color: #007bff;
    color: white;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    animation: shake 2.5s infinite;
}

/* 弹窗样式 */
.popup {
    display: none;
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background-color: white;
    padding: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 1000;
}

.popup-content {
    position: relative;
}

.close-btn {
    position: absolute;
    right: 10px;
    top: 10px;
    font-size: 20px;
    cursor: pointer;
}

/* 弹窗背景遮罩层 */
.popup-background {
    display: none;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
}
<!--耗时1757105040.5052秒-->