代码
<div class="panel panel-success">
<div class="panel-heading">
<h3 class="panel-title">详细log</h3>
</div>
<div class="panel-body">
<textarea class="form-control" id="log" style="width: 100%; height: 400px ;overflow: auto;word-break: break-all; resize: none;"></textarea>
</div>
</div>
效果