Question

请问这个label选项前面的小圆点该怎么用css设置成蓝色啊？（它本来是灰色的）

Answer 1

<div>
<p style="font-size:18px;margin-top:30px;color:rgba(0,0,0,0.44)">约吗?</p>
<label class="demo--label">
<input class="demo--radio" type="radio" name="demo-radio">
<span class="demo--radioInput"></span>约
</label>
<label class="demo--label">
<input class="demo--radio" type="radio" name="demo-radio">
<span class="demo--radioInput"></span>不约，叔叔我们不约
</label>
</div>
.demo--label{margin:20px 20px 0 0;display:inline-block}
.demo--radio{display:none}
.demo--radioInput{background-color:#fff;border:1px solid rgba(0,0,0,0.15);border-radius:100%;display:inline-block;height:16px;margin-right:10px;margin-top:-1px;vertical-align:middle;width:16px;line-height:1}
.demo--radio:checked + .demo--radioInput:after{background-color:#57ad68;border-radius:100%;content:"";display:inline-block;height:12px;margin:2px;width:12px}
.demo--checkbox.demo--radioInput,.demo--radio:checked + .demo--checkbox.demo--radioInput:after{border-radius:0}