.promotion-icon-seo{background-position:-10px 0;} 
.promotion-list li a:hover  .promotion-icon-seo{background-position:-120px 0;}
.promotion-icon-seoguwen{background-position:-10px -157px;}
.promotion-list li a:hover  .promotion-icon-seoguwen{background-position:-120px -157px;}
.promotion-icon-seociqun{background-position:-10px -80px;}
.promotion-list li a:hover  .promotion-icon-seociqun{background-position:-120px -80px;}
.promotion-icon-jingjiazd{background-position:-10px -317px;}
.promotion-list li a:hover  .promotion-icon-jingjiazd{background-position:-120px -317px;}
.promotion-icon-jingjiatg{background-position:-10px -242px;}
.promotion-list li a:hover  .promotion-icon-jingjiatg{background-position:-120px -242px;}

.promotion-icon-zimeiti{background-position:-10px -1204px;}
.promotion-list li a:hover  .promotion-icon-zimeiti{background-position:-120px -1204px;}

.promotion-icon-boke{background-position:-10px -1122px;}
.promotion-list li a:hover  .promotion-icon-boke{background-position:-120px -1122px;}

.promotion-icon-b2b{background-position:-10px -803px;}
.promotion-list li a:hover  .promotion-icon-b2b{background-position:-120px -803px;}

.promotion-icon-quanzhong{background-position:-10px -723px;}
.promotion-list li a:hover  .promotion-icon-quanzhong{background-position:-120px -723px;}

.promotion-icon-bendi{background-position:-10px -641px;}
.promotion-list li a:hover  .promotion-icon-bendi{background-position:-120px -641px;}

.promotion-icon-fenleixinxi{background-position:-10px -559px;}
.promotion-list li a:hover  .promotion-icon-fenleixinxi{background-position:-120px -559px;}

.promotion-icon-luntan{background-position:-10px -481px;}
.promotion-list li a:hover  .promotion-icon-luntan{background-position:-120px -481px;}

.promotion-icon-sns{background-position:-10px -881px;}
.promotion-list li a:hover  .promotion-icon-sns{background-position:-120px -881px;}

.promotion-icon-wenku{background-position:-10px -1042px;}
.promotion-list li a:hover  .promotion-icon-wenku{background-position:-120px -1042px;}

.promotion-icon-baike{background-position:-10px -963px;}
.promotion-list li a:hover  .promotion-icon-baike{background-position:-120px -963px;}

.promotion-icon-koubeiyx{background-position:-10px -403px;}
.promotion-list li a:hover  .promotion-icon-koubeiyx{background-position:-120px -403px;}

.promotion-icon-xinwenzhuanxie{background-position:-10px -1363px;}
.promotion-list li a:hover  .promotion-icon-xinwenzhuanxie{background-position:-120px -1363px;}


.promotion-icon-xinwenfabu{background-position:-10px -1284px;}
.promotion-list li a:hover  .promotion-icon-xinwenfabu{background-position:-120px -1284px;}

.promotion-icon-wegame{background-position:-10px -1841px;}
.promotion-list li a:hover  .promotion-icon-wegame{background-position:-120px -1841px;}

.promotion-icon-h5{background-position:-10px -1762px;}
.promotion-list li a:hover  .promotion-icon-h5{background-position:-120px -1762px;}

.promotion-icon-wehongren{background-position:-10px -1683px;}
.promotion-list li a:hover  .promotion-icon-wehongren{background-position:-120px -1683px;}

.promotion-icon-wecircle{background-position:-10px -1524px;}
.promotion-list li a:hover  .promotion-icon-wecircle{background-position:-120px -1524px;}

.promotion-icon-wejiafen{background-position:-10px -1604px;}
.promotion-list li a:hover  .promotion-icon-wejiafen{background-position:-120px -1604px;}

.promotion-icon-wepingtai{background-position:-10px -1443px;}
.promotion-list li a:hover  .promotion-icon-wepingtai{background-position:-120px -1443px;}


.promotion-icon-event{background-position:-10px -2080px;}
.promotion-list li a:hover  .promotion-icon-event{background-position:-120px -2080px;}

.promotion-icon-weiboyx{background-position:-10px -2001px;}
.promotion-list li a:hover  .promotion-icon-weiboyx{background-position:-120px -2001px;}

.promotion-icon-bigV{background-position:-10px -1920px;}
.promotion-list li a:hover  .promotion-icon-bigV{background-position:-120px -1922px;}

.promotion-icon-weiyc{background-position:-10px -2322px;}
.promotion-list li a:hover  .promotion-icon-weiyc{background-position:-120px -2322px;}

.promotion-icon-yuanchuang{background-position:-10px -2245px;}
.promotion-list li a:hover  .promotion-icon-yuanchuang{background-position:-120px -2245px;}

.promotion-icon-ruanwen{background-position:-10px -2163px;}
.promotion-list li a:hover  .promotion-icon-ruanwen{background-position:-120px -2163px;}

.promotion-icon-dsp{background-position:-10px -3280px;}
.promotion-list li a:hover  .promotion-icon-dsp{background-position:-120px -3280px;}

.promotion-icon-yahoo{background-position:-10px -3201px;}
.promotion-list li a:hover  .promotion-icon-yahoo{background-position:-120px -3201px;}

.promotion-icon-momo{background-position:-10px -3124px;}
.promotion-list li a:hover  .promotion-icon-momo{background-position:-120px -3124px;}

.promotion-icon-today{background-position:-10px -3044px;}
.promotion-list li a:hover  .promotion-icon-today{background-position:-120px -3044px;}

.promotion-icon-sohu{background-position:-10px -2962px;}
.promotion-list li a:hover  .promotion-icon-sohu{background-position:-120px -2962px;}

.promotion-icon-sina{background-position:-10px -2886px;}
.promotion-list li a:hover  .promotion-icon-sina{background-position:-120px -2886px;}

.promotion-icon-ali{background-position:-10px -2801px;}
.promotion-list li a:hover  .promotion-icon-ali{background-position:-120px -2801px;}

.promotion-icon-baidu{background-position:-10px -2720px;}
.promotion-list li a:hover  .promotion-icon-baidu{background-position:-120px -2720px;}

.promotion-icon-tengxun{background-position:-10px -2641px;}
.promotion-list li a:hover  .promotion-icon-tengxun{background-position:-120px -2641px;}

.promotion-icon-iqiyi{background-position:-10px -2566px;}
.promotion-list li a:hover  .promotion-icon-iqiyi{background-position:-120px -2566px;}

.promotion-icon-youku{background-position:-10px -2483px;}
.promotion-list li a:hover  .promotion-icon-youku{background-position:-120px -2483px;}

.promotion-icon-wangmeng{background-position:-10px -2404px;}
.promotion-list li a:hover  .promotion-icon-wangmeng{background-position:-120px -2404px;}


.promotion-icon-yuqing{background-position:-10px -3443px}
.promotion-list li a:hover  .promotion-icon-yuqing{background-position:-120px -3443px;}

.promotion-icon-fumian{background-position:-10px -3364px;}
.promotion-list li a:hover  .promotion-icon-fumian{background-position:-120px -3364px;}

.promotion-icon-400dianhua{background-position:-10px -3763px;}
.promotion-list li a:hover  .promotion-icon-400dianhua{background-position:-120px -3763px;}

.promotion-icon-kefu{background-position:-10px -3682px;}
.promotion-list li a:hover  .promotion-icon-kefu{background-position:-120px -3682px;}

.promotion-icon-huihu{background-position:-10px -3603px;}
.promotion-list li a:hover  .promotion-icon-huihu{background-position:-120px -3603px;}

.promotion-icon-zhuaqu{background-position:-10px -3522px;}
.promotion-list li a:hover  .promotion-icon-zhuaqu{background-position:-120px -3522px;}

.promotion-icon-xiala{background-position:-10px -4000px;}
.promotion-list li a:hover  .promotion-icon-xiala{background-position:-120px -4000px;}

.promotion-icon-email{background-position:-10px -3921px;}
.promotion-list li a:hover  .promotion-icon-email{background-position:-120px -3921px;}

.promotion-icon-qqqun{background-position:-10px -3842px;}
.promotion-list li a:hover  .promotion-icon-qqqun{background-position:-120px -3842px;}