.inner_box {
  width: 11.2rem;
  margin: 0px auto;
}
.inner_box .title_box {
  margin-bottom: 0.3rem;
  position: relative;
}
.inner_box .title_box .title_sub {
  color: #005fb1;
  padding-bottom: 0.1rem;
}
.inner_box .title_box .title {
  font-size: 38px;
  color: #4a4a4a;
  display: flex;
  justify-content: space-between;
  letter-spacing: 0.2em;
}
.inner_box .title_box .more {
  font-size: 18px;
  color: #005fb1;
  position: absolute;
  right: 0px;
  top: 45%;
}
.inner_box .title_box .tab_box {
  position: absolute;
  right: 0px;
  top: 10px;
  display: flex;
}
.inner_box .title_box .tab_box .tab {
  font-size: 18px;
  padding: 15px 30px;
  cursor: pointer;
}
.inner_box .title_box .tab_box .tab.on {
  background: #005fb1;
  color: white;
}
.filter-box {
  margin-bottom: 40px;
}
.filter-box .inner_box {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.filter-box .inner_box .select-box {
  width: 296px;
  height: 48px;
  line-height: 48px;
  border: 1px solid #d2d2d2;
  padding: 0px 5px;
  font-size: 14px;
  font-weight: 500;
  color: #000000;
  background: url(../img/common/icon-down.png) 95% center no-repeat;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}
.filter-box .inner_box .select-box option {
  padding: 10px;
  min-height: 2em;
  padding-top: 20px;
}
.filter-box .inner_box .select-box.date {
  background: url(../img/common/icon-calender.png) 95% center no-repeat;
  background-size: 24px 24px;
}
.filter-box .inner_box .select-box::-ms-expand {
  display: none;
}
.filter-box .inner_box .btn-search {
  width: 174px;
  height: 48px;
  line-height: 48px;
  background: #005fb1;
  text-align: center;
  color: white;
  cursor: pointer;
}
.case-list .item {
  display: inline-block;
  text-align: center;
  margin-right: 30px;
  margin-bottom: 40px;
}
.case-list .item:nth-child(3n) {
  margin-right: 0px;
}
.case-list .item > img {
  width: 350px;
  height: 208px;
}
.case-list .item .desc {
  font-size: 18px;
  font-weight: bold;
  color: #4a4a4a;
  padding-top: 18px;
}
@media screen and (max-width: 500px) {
  body .inner_box {
    width: 100%;
  }
  body .inner_box .title_box .title {
    font-size: 20px;
  }
  body .inner_box .title_box .tab_box .tab {
    font-size: 13px;
    padding: 6px 10px;
  }
  body .filter-box {
    margin-bottom: 0px;
  }
  body .filter-box .inner_box {
    padding: 0px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    box-sizing: border-box;
  }
  body .filter-box .inner_box .select-box {
    width: 48%;
    height: 36px;
    line-height: 36px;
    border: 1px solid #d2d2d2;
    padding: 0px 20px;
    font-size: 14px;
    font-weight: 500;
    color: #000000;
    margin-bottom: 10px;
  }
  body .filter-box .inner_box .btn-search {
    margin-bottom: 10px;
    width: 48%;
    height: 36px;
    line-height: 36px;
    background: #005fb1;
    text-align: center;
    color: white;
    cursor: pointer;
  }
  body .case-list .item {
    margin: 0px;
    padding: 10px 20px;
    width: 100%;
    box-sizing: border-box;
  }
  body .case-list .item > img {
    width: 100%;
    height: auto;
  }
  body .case-list .item .desc {
    font-size: 14px;
  }
}