.index_main .container .wrapper .sec_tit span {
  font-size: clamp(18px, 0.94vw, 18px);
  font-weight: 500;
  color: var(--color-point);
  transition: color 0.1s ease;
}
.index_main .container .wrapper .sec_tit h2 {
  font-size: clamp(32px, 2.19vw, 42px);
  font-weight: 700;
  transition: color 0.2s ease;
}
.index_main .container .wrapper .sec_1 .container .wrapper {
  position: relative;
  overflow: hidden;
}
.index_main .container .wrapper .sec_1 .container .wrapper .sec_tit {
  position: fixed;
  width: 100%;
  top: 23vh;
  z-index: 11;
}
.index_main .container .wrapper .sec_1 .container .wrapper .sec_img {
  margin-top: 220px;
  position: relative;
}
.index_main .container .wrapper .sec_1 .container .wrapper .sec_img img {
  width: 1400px;
  height: 100vh;
  object-fit: cover;
  transition: all 0.2s;
}
.index_main .container .wrapper .sec_1 .container .wrapper .sec_img .img_bg {
  position: absolute;
  width: 1400px;
  height: 100%;
  background-color: rgba(0, 0, 0, 0);
  transition: all 0.2s;
}
.index_main .container .wrapper .sec_1 .container .wrapper .break {
  position: absolute;
}
.index_main .container .wrapper .sec_1 .container .wrapper .breakTit {
  display: none !important;
}
.index_main .container .wrapper .sec_2 .container {
  background-color: #f2f4f8;
}
.index_main .container .wrapper .sec_2 .container .wrapper .sticky_tit {
  font-size: clamp(23px, 1.67vw, 32px);
  font-weight: 700;
  position: sticky;
  top: 200px;
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont {
  width: 70%;
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont .cont_tit h3 {
  font-size: clamp(23px, 1.46vw, 28px);
  font-weight: 700;
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont .cont_tit span {
  font-size: clamp(18px, 1.15vw, 22px);
  color: #666;
  font-weight: 400;
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li {
  width: calc((100% - clamp(36px, 3.44vw, 66px)) / 2);
  height: fit-content;
  transition: transform 0.5s, opacity 0.5s ease;
  border-radius: 14px;
  overflow: hidden;
  position: relative;
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li .cont_img {
  height: clamp(380px, 29.27vw, 562px);
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li .cont_img img {
  height: 100%;
  object-fit: cover;
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li .cont_txt {
  padding-bottom: clamp(30px, 2.6vw, 50px);
  padding-left: clamp(20px, 2.08vw, 40px);
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
  background-color: rgba(0, 0, 0, 0.5);
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li .cont_txt dl {
  color: #fff;
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li .cont_txt dl dt {
  font-size: clamp(13px, 0.94vw, 18px);
  margin-bottom: 5px;
  font-weight: 400;
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li .cont_txt dl dd {
  font-size: clamp(16px, 1.46vw, 28px);
  font-weight: 700;
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li:nth-child(even) {
  margin-top: 70px;
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li:hover {
  transform: translateY(-15px);
  box-shadow: 2px 2px 40px 0 rgba(0, 0, 0, 0.2);
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li:hover .cont_txt .arrow::before {
  animation: arrowBefore 0.3s forwards 0.3s;
}
@keyframes arrowBefore {
  from {
    opacity: 0;
    top: 65%;
    left: 15%;
  }
  to {
    opacity: 1;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
}
.index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li:hover .cont_txt .arrow::after {
  animation: arrowAfter 0.3s forwards;
}
@keyframes arrowAfter {
  from {
    opacity: 1;
    top: 50%;
    left: 50%;
  }
  to {
    opacity: 0;
    top: -50%;
    left: 150%;
  }
}

@media (max-width: 750px) {
  .index_main .container .wrapper .sec_tit span {
    font-size: clamp(20px, 3.47vw, 26px);
    font-weight: 500;
  }
  .index_main .container .wrapper .sec_tit h2 {
    font-size: clamp(25px, 6vw, 45px);
  }
  .index_main .container .wrapper .sec_2 .container .wrapper {
    flex-direction: column;
  }
  .index_main .container .wrapper .sec_2 .container .wrapper .sticky_tit {
    position: relative;
    top: 0;
    font-size: clamp(28px, 6vw, 45px);
  }
  .index_main .container .wrapper .sec_2 .container .wrapper .sec_cont {
    width: 100%;
  }
  .index_main .container .wrapper .sec_2 .container .wrapper .sec_cont .cont_tit h3 {
    font-size: clamp(17px, 4.53vw, 34px);
  }
  .index_main .container .wrapper .sec_2 .container .wrapper .sec_cont .cont_tit span {
    font-size: clamp(13px, 3.33vw, 25px);
    font-weight: 500;
  }
  .index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li {
    width: 100%;
    margin-bottom: clamp(20px, 5.33vw, 40px);
  }
  .index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li .cont_img {
    height: clamp(400px, 113.07vw, 848px);
  }
  .index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li .cont_txt {
    padding-left: clamp(25px, 8vw, 60px);
    padding-bottom: clamp(25px, 8vw, 60px);
  }
  .index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li .cont_txt dl dt {
    font-size: clamp(16px, 3.47vw, 26px);
  }
  .index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li .cont_txt dl dd {
    font-size: clamp(22px, 5.87vw, 44px);
  }
  .index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li:nth-child(even) {
    margin-top: 0;
  }
  .index_main .container .wrapper .sec_2 .container .wrapper .sec_cont ul li:hover {
    transform: none;
  }
}
@media (max-width: 600px) {
  .index_main .container .wrapper .sec_1 .container .wrapper .sec_img {
    margin-top: 180px;
  }
}
@media (max-width: 450px) {
  .index_main .container .wrapper .sec_1 .container .wrapper .sec_img {
    margin-top: 150px;
  }
}
@media (max-width: 370px) {
  .index_main .mo_br {
    display: none;
  }
}