<h2 id="not-first-child"><a aria-hidden="true" tabindex="-1" href="#not-first-child"></a>not first child</h2>
<ul>
<li>方法1：ie6-8 不能使用</li>
</ul>
<pre class="language-css"><code class="language-css">.item:not(:first-child) {
 margin-left: 10px;
}
</code></pre>
<ul>
<li>方法2：从1开始</li>
</ul>
<pre class="language-css"><code class="language-css">.item:nth-child(n+2) {
 margin-left: 10px;
}
</code></pre>
<ul>
<li>方法3： div+p（选择紧接在 元素之后的所有 元素。）</li>
</ul>
<pre class="language-css"><code class="language-css">.item + .item {
 margin-left: 10px;
}
</code></pre>
<ul>
<li>方法4： b~p，匹配所有在#b元素之后的同级p元素。</li>
</ul>
<pre class="language-css"><code class="language-css">.item ~ .item {
 margin-left: 10px;
}
</code></pre>
<ul>
<li>方法5：.item:not(:first-of-type){}</li>
</ul>
<pre class="language-css"><code class="language-css">.item:not(:first-of-type) {
 margin-left: 10px;
}
</code></pre>
<h2 id="参考链接"><a aria-hidden="true" tabindex="-1" href="#参考链接"></a>参考链接</h2>
<a href="https://stackoverflow.com/questions/12289853/how-can-i-use-a-notfirst-child-selector">stackover: How can I use a not:first-child selector?</a>

css 选择器

not first child

参考链接