<div class="container" style="width:1430px; border:black solid 1px">
<div class="row">
<div class="col-md-3" style="border:black solid 1px">123</div>
<div class="col-md-3" style="border:black solid 1px">123</div>
</div>
</div>
寻思我格式也没错啊