点击a标签把a标签里面的span标签内容颜色变色

1.html

<div style="margin-left: 77px; background-color: white; line-height: 30px; padding-left: 5px;">
     <a class="pro deleteBrand" title="适用季节" href="javascript:void(0);">适用季节
        <span class="icon-btn-x">x</span>
     </a>
     <a class="pro deleteBrand" title="适用季节" href="javascript:void(0);">适用季节
        <span class="icon-btn-x">x</span>
     </a>
     <a class="pro deleteBrand" title="适用季节" href="javascript:void(0);">适用季节
        <span class="icon-btn-x">x</span>
     </a>
     <a class="pro deleteBrand" title="适用季节" href="javascript:void(0);">适用季节
        <span class="icon-btn-x">x</span>
     </a>
     <a class="pro deleteBrand" title="适用季节" href="javascript:void(0);">适用季节
        <span class="icon-btn-x">x</span>
     </a>
     <a class="pro" id="btn-brand-search" title="适用季节" href="javascript:void(0);">更多∨</a>
 </div>

2.css

.pro{
   color: #666;
   border: 1px solid #e8e8e8;
   padding: 0px 6px 0 9px;
   margin-right: 23px;
}
.pro:hover span{
   border-color: #f40;
   color: #f40;
}

3.页面效果

3.1 鼠标没移之前

3.2 鼠标移上之后