* {
  margin: 0px;
  padding: 0px;
}
.operation {
  width: 100%;
  height: auto;
}
.operation-slider {
  width: 100%;
  height: 440px;
  background-image: url("/themes/pc/public/assets/images/about.jpg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
}

.operation-article{
  width: 100%;
  height: 780px;
  background-image: url("/themes/pc/public/assets/images/operaBg.png");
  background-repeat: no-repeat;
  background-size: 100% 780px;
}
.operation-slider .operation-title {
  padding-top: 175px;
  text-align: center;
}

h4 {
  font-size: 28px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: rgba(51, 51, 51, 1);
  margin-top: 32px;
  text-align: center;
}
hr {
  width: 35px;
  height: 5px;
  background: rgba(45, 122, 219, 1);
  border-radius: 3px;
  margin: 13px auto;
}
p {
  width: 1022px;
  height: 60px;
  font-size: 14px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: rgba(102, 102, 102, 1);
  line-height: 30px;
  margin: 0px auto;
  text-align: center;
}
.operation-items>img{
  display: block;
  /* width: 737px;
  height: 412px; */
  margin: 0px auto;
  margin-top: 60px;
}