在/usr/themes/Cuteen/base目录中，打开sidebar.php,将代码添加到第24行之后，也就是在下面这两行代码上面

        <div class="sidebar-box">
            <div class="p-3">最新回复</div>

添加

<div class="sidebar-box">
<div class="p-3">
<?php Typecho_Widget::widget('Widget_Metas_Tag_Cloud', array('sort' => 'count', 'ignoreZeroCount' => true, 'desc' => true))->to($tags); ?>
<div>标签云</div>
<div style="padding:5px;font-size:15px;" >
    <?php if($tags->have()): ?>
        <?php while ($tags->next()): ?>
        <a style="margin-right: 5px;color:rgb(<?php echo(rand(0,230)); ?>,<?php echo(rand(0,210)); ?>,
           <?php echo(rand(0,210)); ?>)" href="<?php $tags->permalink();?>">
           <?php $tags->name(); ?></a>
    <?php endwhile; ?>
    <?php endif; ?>
</div>
</div>
</div>