<script src="jquery.min.js"></script>
<script src="jquery.mixitup.min.js"></script>

<ul id="Grid">
<li class="mix category_1" data-cat="1">1</li>
<li class="mix category_3" data-cat="3">3</li>
<li class="mix category_2" data-cat="2">2</li>
<li class="mix category_3" data-cat="3">3</li>
<li class="mix category_2" data-cat="2">2</li>
</ul>

<a href="##" class="filter" data-filter="category_1">选择分类1</a>
<a href="##" class="sort" data-sort="data-cat" data-order="desc">排序</a>

$('#Grid').mixitup();