.content {
  padding: 4.5% 0;
}
.content .common_top {
  margin-bottom: 60px;
}
.content .img {
  position: relative;
  height: 0;
  padding-bottom: 136%;
  overflow: hidden;
  display: block;
}
.content .img img {
  position: absolute;
  max-height: 100%;
  max-width: 100%;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  -o-object-fit: cover;
     object-fit: cover;
}
.content .list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
}
.content .repeat {
  width: calc((100% - 78px) / 4);
  padding: 25px 45px;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  margin-right: 26px;
}
.content .repeat:nth-child(4n) {
  margin-right: 0px;
}
.content .repeat:nth-child(n+5) {
  margin-top: 60px;
}
.content .repeat:hover {
  -webkit-box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);
          box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);
}
.content .repeat_tit {
  margin-top: 42px;
  text-align: center;
}

@media screen and (max-width: 1600px) {
  .content .common_top {
    margin-bottom: 35px;
  }
  .content .repeat {
    padding: 20px;
  }
  .content .repeat_tit {
    margin-top: 30px;
  }
  .content .repeat:nth-child(n+5) {
    margin-top: 30px;
  }
}
@media screen and (max-width: 1200px) {
  .content .common_top {
    margin-bottom: 25px;
  }
  .content .repeat_tit {
    margin-top: 20px;
  }
  .content .repeat {
    padding: 15px;
    margin-right: 15px;
    width: calc((100% - 45px) / 4);
  }
  .content .repeat:nth-child(n+5) {
    margin-top: 15px;
  }
}
@media screen and (max-width: 768px) {
  .list {
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
  }
  .content .repeat {
    width: calc((100% - 15px) / 2);
    margin-right: 0;
  }
}
@media screen and (max-width: 600px) {
  .content {
    padding: 40px 0;
  }
  .content .repeat_tit {
    margin-top: 10px;
  }
}