.tips-content {
    width: 90%;
    line-height: 1.5rem;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 0 10px rgba(144, 144, 144, 0.5);
    backdrop-filter: blur(10px);
    border-radius: 2rem;
    margin: 1rem auto;
    padding: 2rem;
    padding-bottom: 4rem;
    /* 页面加载使用的样式 */
    transition: all 0.3s;
    opacity: 0;
}