.pd70 {padding: 0.7rem 0;text-align: center;}
.cptit {margin-bottom: 0.4rem;}
.conList {display: flex;justify-content: start;align-items: flex-start;flex-wrap: wrap;margin-top: 0.2rem;}
.conList .item_box {width: calc((100% - 40px) / 4);margin-bottom: 0.51rem;margin-right: 20px;position: relative;}
.conList .item_box:nth-child(3n) {margin-right: 0;}
.conList .item_box:nth-child(7),.conList .item_box:nth-child(8),.conList .item_box:nth-child(9) {margin-bottom: 0;}
.conList .item_box a.itop {}
.conList .item_box a.itop .img_box {background: #F8F8F8;box-sizing: border-box;display: flex;justify-content: center;width: 100%;height: 2.89rem;align-items: center;overflow: hidden;}
.conList .item_box .ibott {}
.conList .item_box .ibott .box1 {}
.conList .item_box .ibott .box1 p.title a {position: relative;color: #141414;display: flex;justify-content: space-between;align-items: center;}
.conList .item_box .ibott .box1 p.title a span {white-space: nowrap;overflow: hidden;text-overflow: ellipsis;position: relative;}
.conList .item_box .ibott .box1 p.title a img {opacity: 0;transition: all 0.5s ease;}
.conList .item_box a.itop .img_box>img {width: 100%;object-fit: contain;transition: all 0.5s ease;}
.conList .item_box .ibott .box1 p.title {margin: 0.28rem 0 0.1rem;padding: 0 0.2rem;position: relative;height: 0.3rem;}
.conList .item_box .ibott .box1 p.sum {color: #6e6e6e;margin-bottom: 0.2rem;padding: 0 0.2rem;height: 0.24rem;line-height: 0.24rem;white-space: nowrap;overflow: hidden;text-overflow: ellipsis;}
.conList .item_box .ibott .box1 p.title a span::after {display: inline-block;content: "";position: absolute;width: 100%;transform: scaleX(0);height: 2px;bottom: 0px;left: 0;background: #003b83;transform-origin: bottom right;transition: transform 0.25s ease-out;}
.conList .item_box:hover .img_box img {transform: scale(1.15);}
.conList .item_box:hover .ibott .box1 p.title a {color: #003b83;font-weight: 350;}
.conList .item_box:hover .ibott .box1 p.title a span::after {transform: scaleX(1);transform-origin: bottom left;}
.conList .item_box:hover .ibott .box1 p.title a img {opacity: 1;}

@media screen and (max-width:1000px){
.pd70{padding: 0.2rem 0;}
.conList{display: block;}
.conList .item_box{width: 100%;}
.cptit{    margin-bottom: 0.2rem;}
}