.btn.active {
border: 1px solid #ff9400 !important;
color: #ff9400 !important;
}
<div class="btn-group col-md-9 search-group " data-toggle="buttons">
<label class="btn active" onclick="childrenListInfo(0)">
<input type="radio" name="options" value="总 览">总 览
</label>
<label class="btn " onclick="childrenListInfo(1)">
<input type="radio" name="options" value="已测完">已测完
</label>
<label class="btn " onclick="childrenListInfo(2)">
<input type="radio" name="options" value="已测完">未测试
</label>
<label class="btn " onclick="childrenListInfo(3)">
<input type="radio" name="options" value="已测完">测试中
</label>
<label class="btn " onclick="childrenListInfo(4)">
<input type="radio" name="options" value="已测完">因故缺席
</label>
</div>
参考:
纯属个人观点,仅供参考!