body {
    display: flex;
    font-family: Arial, sans-serif;
    background-color: #000;
    color: #ccc;
    margin: 0;
    height: 100vh;
    overflow: hidden;
}

.sidebar {
    width: 250px;
    background-color: #333;
    padding: 10px;
    border-right: 1px solid #555;
    overflow-y: auto;
    transition: transform 0.3s ease;
    height: 100%;
}

.sidebar.hidden {
    transform: translateX(-100%);
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
}

.content {
    flex-grow: 1;
    padding: 20px;
    overflow-y: auto;
    height: 100%;
    margin-top: 30px;
    /* 调整上边距 */
}

#toggleButton {
    position: absolute;
    left: 250px;
    top: 10px;
    background-color: #ffeb3b;
    color: #000;
    border: none;
    padding: 10px;
    cursor: pointer;
    transition: left 0.3s ease;
    z-index: 1000;
}

.sidebar.hidden+#toggleButton {
    left: 0;
}

#timestamp {
    position: absolute;
    right: 10px;
    top: 10px;
    background-color: #ffeb3b;
    color: #000;
    border: none;
    padding: 10px;
    width: 200px;
    /* 固定宽度 */
    text-align: center;
    z-index: 1000;
}