.page-list-toggle {
    display: none;
    width: 100px;
    margin-left: 10px;
    color: #333333;
    text-align: left;
}

.page-list {
    list-style: none;
}

.page-list-toggle * {
    display: inline-block;
}

.page-list-toggle .triangle {
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 10px solid #333333;
    transition: transform 0.5s ease;
}

.page-list-toggle .triangle.down {
    transform: rotate(90deg);
}

@media (max-width: 768px) {
    .page-list-toggle {
        display: block;
    }

    .page-list {
        padding-top: 20px;
        padding-right: 20px;
        padding-left: 20px;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.5s ease, opacity 0.5s ease, padding 0.5s ease;
        opacity: 0;
        pointer-events: none;
    }

    .page-list.open {
        max-height: 500px;
        padding-bottom: 20px;
        opacity: 1;
        pointer-events: auto;
    }

    .page-list li {
        padding-bottom: 10px;
    }
}