.part3 {
    margin-top: 20px;
  padding: 0px 0 88px;
    min-height: 392px;
 }

 .part3 .layout .titleBox_2 {
  margin-bottom: 40px;
 }

 .part3 .layout ul li {
  float: left;
  margin-right: 14px;
  margin-top: 20px;
  border: 1px solid #EDF1F6;
 }

 .part3 .layout ul li:nth-child(1),
 .part3 .layout ul li:nth-child(2),
 .part3 .layout ul li:nth-child(3),
 .part3 .layout ul li:nth-child(4) {
  margin-top: 0;
 }

 .part3 .layout ul li:hover a .imgbox img {
  transform: scale(1.3);
 }

 .part3 .layout ul li:hover a .bottom hr {
  width: 100%;
 }

 .part3 .layout ul li:hover a .bottom .title {
  color: #193D7D;
 }

 .part3 .layout ul li:nth-child(4n) {
  margin-right: 0;
 }

 .part3 .layout ul li a .imgbox {
  width: 287px;
  height: 174px;
  overflow: hidden;
 }

 .part3 .layout ul li a .imgbox img {
  width: 100%;
  height: 100%;
  transition: all .3s;
 }

 .part3 .layout ul li a .bottom {
  padding: 27px 20px 20px;
  background-color: #fff;
 }

 .part3 .layout ul li a .bottom hr {
  border: 0;
  margin: 0;
  padding: 0;
  width: 64px;
  height: 1px;
  background: #0F2B5B;
  transition: all .3s;
 }

 .part3 .layout ul li a .bottom .title {
  width: 247px;
  height: 50px;
  margin-top: 15px;
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-weight: bold;
  font-size: 16px;
  color: #333333;
  line-height: 25px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-all;
 }