html
父容器<div class="fr site-nav-r">
<li class="fort jd-tel">
<a href="#">手机京东</a>
<i><s>◇</s></i>
<span></span>
</li>
css:
.site-nav-r .jd-tel{
padding-left: 25px;
}//.jd-tel权限不够,通过后代选择器
.jd-tel span{
position: absolute;
width: 15px;
height: 20px;
top:5px ;
left: 6px;
background: url(../img/tel.png);
}