.container {
    width: 40%;
}

.div-pad {
    padding-top: 5px;
    padding-bottom: 5px;
}

.page-link {
    cursor: pointer;
}

.loading-overlay {
    position: fixed; /* 固定定位 */
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5); /* 半透明背景 */
    z-index: 9999; /* 确保遮罩在最上层 */
    display: flex;
    align-items: center; /* 垂直居中 */
    justify-content: center; /* 水平居中 */
}
.notification {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translateX(-50%);
    background: #4CAF50;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 1000;
    animation: fadeInOut 3s ease-in-out;
}
@keyframes fadeInOut {
    0% { opacity: 0; transform: translateX(-50%) translateY(-20px); }
    20% { opacity: 1; transform: translateX(-50%) translateY(0); }
    80% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(-20px); }
}