.sm1 .xw-xg-list1,.sm1 .xw-xg-list2{
    /* width: 92%; */
    margin: 0 auto;
}
/* .sm1 .xw-xg-list1 ul li {
    width: 337px;
    height: 450px;
    margin-right: 23px;
} */
.sm1 .xw-xg-list1 ul li:last-child {
    margin-right: 0;
}
.sm1 .pro-all1{
    /* width: 92%; */
    margin: 0 auto;
}
.sm1 .pro-all1 ul li{
    margin-right: 45px;
    margin-bottom: 40px;
}
.sm1 .pro-all1 ul li:nth-child(2n){
    margin-right: 0 !important;
  }