<p dir="auto">This could just be a limitation of my knowledge of bespoke css, but it seems there is redundant code in /dist/css/bootstrap.css (and, presumably in the .min file).</p>
<p dir="auto">Lines 723 - 761 contain repeats, e.g.,</p>
<pre class="notranslate">.container:before,
.container:after {
  display: table;
  content: " ";
}

.container:after {
  clear: both;
}

.container:before,
.container:after {
  display: table;
  content: " ";
}
</pre>
<p dir="auto">etc. I did not see this anywhere else in the .css issues, so I apologize if this is known.</p>
<p dir="auto">show on bootstrap.css</p>
<p dir="auto"><a href="https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L581">https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L581</a><br>
<a href="https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L723">https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L723</a><br>
<a href="https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L743">https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L743</a><br>
<a href="https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L2023">https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L2023</a><br>
<a href="https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L2433">https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L2433</a><br>
<a href="https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L2617">https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L2617</a><br>
<a href="https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L2637">https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L2637</a><br>
<a href="https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L3032">https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L3032</a><br>
<a href="https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L3296">https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L3296</a><br>
<a href="https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L3453">https://github.com/twbs/bootstrap/blob/3.0.0-wip/dist/css/bootstrap.css#L3453</a></p>