<div class="choose_btn">
<input type="radio" name="choose_raido" id="radio1"/><label for="radio1" class="radio">扫码领取</label>
<input type="radio" name="choose_raido" id="radio2"/><label for="radio2" class="radio">领取码领取</label>
</div>
.choose_btn input{
vertical-align:middle;
margin-bottom:2px; 这两句是为了使圆圈与文字对其
height:15px;
15px;
background:url(../image/not_check.png) no-repeat;
padding-left:25px;
}
.choose_btn input:checked{background:url(../image/icon_checked.png) no-repeat;}