.case {
  background: #fafafa;
  position: relative;
}
.case_box {
  width: 289px;
  margin-top: 24px;
  margin-right: 14px;
}
.case_box:nth-child(4n) {
  margin-right: 0;
}
.case_img {
  width: 100%;
  height: 240px;
  /*border-top-left-radius: 16px;*/
  /*border-top-right-radius: 16px;*/
  overflow: hidden;
}
.case_img img {
  width: 100%;
}
.case_bottom {
  width: 100%;
  height: 100px;
  background-color: #ffffff;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  color: #333333;
  box-shadow: 0 10px 8px rgba(250, 250, 250, 0.48);
}
.case_box:hover .case_bottom {
  box-shadow: 0 8px 14px rgba(0, 0, 0, 0.11);
}
.case_left {
  width: 50%;
  margin-left: 15px;
}
.case_left img {
  margin-top: 3px;
  margin-left: 20px;
}
.case_left div:first-child {
  display: flex;
  font-size: 16px;
  margin: 20px 0 14px 0;
  font-weight: bold;
}
.case_left div {
  font-size: 14px;
}
.case_right {
  margin-top: 28px;
  margin-right: 15px;
  width: 50px;
}
.case_right img {
  width: 100%;
}
.case_content {
  display: none;
  width: 100%;
  height: 183px;
  padding: 40px 0;
  background-color: rgba(17, 113, 199, 0.7);
  color: #ffffff;
}
.case_content p {
  width: 251px;
  font-size: 14px;
  margin: 0 auto;
}
.case_content p:first-child {
  font-size: 16px;
  font-weight: 500;
  margin-bottom: 15px;
}
.case_button {
  display: block;
  width: 200px;
  height: 38px;
  margin: 40px auto 0 auto;
  font-size: 14px;
  line-height: 38px;
  border-radius: 19px;
  text-align: center;
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.5);
}
.case .content .active .case_img {
  display: none;
}
.case .content .active .case_bottom {
  display: none;
}
.case .content .active .case_content {
  display: block;
}
.select {
  display: flex;
  height: 50px;
  color: #999999;
  line-height: 50px;
  text-align: center;
}
.select input {
  width: 100%;
  padding-left: 50px;
  border: 1px solid #e0e0e0;
}
.type {
  width: 200px;
  border: 1px solid #e0e0e0;
  cursor: pointer;
  text-align: left;
  display: flex;
  justify-content: center;
  align-items: center;
}
.type img {
  vertical-align: middle;
  margin-left: 10px;
}
#submit {
  width: 177px;
  background: #0053b8;
  color: #ffffff;
  cursor: pointer;
}
.type_content {
  display: none;
  width: 300px;
  position: absolute;
  background: #ffffff;
  border: 1px solid #ededed;
  box-shadow: 0px 3px 20px rgb(0 0 0 / 11%);
  border-radius: 5px;
  padding: 32px 10px;
  margin-top: 20px;
}
.type_content::before {
  content: "";
  background: url(/index/img/btmSan.png) no-repeat;
  background-size: 100%;
  width: 32px;
  height: 32px;
  transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  -moz-transform: rotate(180deg);
  -webkit-transform: rotate(180deg);
  -o-transform: rotate(180deg);
  position: absolute;
  top: -30px;
  left: 60px;
}
.type_name {
  color: #999;
  font-size: 14px;
  width: 150px;
  margin-bottom: 8px;
  line-height: 34px;
  text-align: center;
  cursor: pointer;
}
.type_box .active {
  background: rgba(72, 126, 255, 0.1);
  color: #487eff;
}
.app_type {
  margin: 40px 0 50px 0;
}
.app_box {
  width: 130px;
  height: 40px;
  line-height: 40px;
  display: block;
  text-align: center;
  color: #0053b8;
  border: 1px solid #b6ddfd;
  cursor: pointer;
  margin-right: 81px;
  margin-top: 20px;
}
.app_box:nth-child(6n) {
  margin-right: 0;
}
.app_type .active {
  background: #487eff;
  color: #ffffff;
}
.case_details img {
  margin: 0 auto;
}
.banner_bg_tit {
  position: absolute;
  top: 100px;
  left: 18%;
  font-size: 32px;
  font-weight: bold;
  color: #333333;
}
.banner_bg_ftit {
  position: absolute;
  top: 170px;
  left: 18%;
  font-size: 20px;
  color: #666666;
}