/*.goods_list li .a1:hover{background:url(images/home_about2.jpg);}
.goods_list li .a2:hover{background:url(images/home_case2.jpg);}
.goods_list li .a3:hover{background:url(images/home_service2.jpg);}
.goods_list li .a4:hover{background:url(images/home_news2.jpg);}
.goods_list li .a5:hover{background:url(images/home_honor2.jpg);}
.goods_list li .a6:hover{background:url(images/home_contact2.jpg);}
*/
.goods_list li:nth-child(2n+2) {background-color:#FDD000}
.goods_list li:nth-child(3n+3) {background-color:#51C4A6}
.goods_list li:nth-child(2n+1) {background-color:#1B944B}

/*.goods_list li .a1:hover{ background-color:#FDD000}
.goods_list li .a2:hover{ background-color:#2E77CE}
.goods_list li .a3:hover{ background-color:#51C4A6}
.goods_list li .a4:hover{ background-color:#1B944B}
.goods_list li .a5:hover{ background-color:#BC121A}
.goods_list li .a6:hover{ background-color:#F6AB00}
.goods_list li .a7:hover{ background-color:#FDD000}
.goods_list li .a8:hover{ background-color:#2E77CE}
.goods_list li .a9:hover{ background-color:#51C4A6}
.goods_list li .a10:hover{ background-color:#1B944B}
.goods_list li .a11:hover{ background-color:#BC121A}
.goods_list li .a12:hover{ background-color:#F6AB00}
.goods_list li .a13:hover{ background-color:#FDD000}
.goods_list li .a14:hover{ background-color:#2E77CE}
.goods_list li .a15:hover{ background-color:#51C4A6}
.goods_list li .a16:hover{ background-color:#1B944B}
.goods_list li .a17:hover{ background-color:#BC121A}
.goods_list li .a18:hover{ background-color:#F6AB00}
.goods_list li .a19:hover{ background-color:#FDD000}
.goods_list li .a20:hover{ background-color:#2E77CE}
.goods_list li .a21:hover{ background-color:#51C4A6}
.goods_list li .a22:hover{ background-color:#1B944B}
.goods_list li .a23:hover{ background-color:#BC121A}
.goods_list li .a24:hover{ background-color:#F6AB00}
.goods_list li .a25:hover{ background-color:#BC121A}
.goods_list li .a26:hover{ background-color:#F6AB00}*/