.part4 .part4_nr .left .part4_2 ul li{width:100%;float:none;overflow:hidden;}
.part4 .part4_nr .left .part4_2 ul li .pic{width: 200px;float: left;}
.part4 .part4_nr .left .part4_2 ul li .txt{float: right;width: calc(100% - 200px);}

@media screen and (max-width: 650px){
.part4 .part4_nr .left .part4_2 ul li .pic,.part4 .part4_nr .left .part4_2 ul li .txt{width:100%;float:none;}
}
/**组件样式*/
.closestyle1029431{ font-size:12px;color:#333333;text-decoration: none ;}

.closestyle1029541{ font-size:12px;color:#333333;text-decoration: none ;}

.closestyle1029540{ font-size:12px;color:#333333;text-decoration: none ;}