m/index.scss&quot;</span><span class="token punctuation">;</span>
</code></pre></div><div class="language-scss extra-class"><pre class="language-scss"><code><span class="token comment">// scss 工具库引入</span>

<span class="token comment">// 自定义变量</span>
<span class="token keyword">@import</span> <span class="token string">&quot;./custom-variable.scss&quot;</span><span class="token punctuation">;</span>

<span class="token comment">// 根据需要引用工具库，三选一</span>
<span clas