.app-list h3 {
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  position: relative;
  z-index: 20
}

.main {
  padding-top: 100px;
  padding-bottom: 100px
}

.app-list h3::before {
  display: block;
  content: attr(data-tit);
  white-space: nowrap;
  color: #fff;
  position: absolute;
  left: 0;
  top: -38px;
  font-size: 98px;
  line-height: 1;
  z-index: -1;
  text-shadow: rgba(210, 217, 221, .75) 1px 0 0, rgba(210, 217, 221, .75) 0 1px 0, rgba(210, 217, 221, .75) -1px 0 0, rgba(210, 217, 221, .75) 0 -1px 0
}

.app-list h3::after {
  display: block;
  content: '';
  width: 80px;
  height: 2px;
  background: var(--color-primary);
  margin: 10px auto 0 0
}

.app-list>p {
  margin: 40px 0 0;
  line-height: 36px;
  font-size: 17px;
}

.app-list ul {
  margin: 37px -20px 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap
}

.app-list ul li {
  width: 33.3333%;
  padding: 15px 20px
}

.app-list ul li>a {
  position: relative;
  overflow: hidden;
  display: block
}

.app-list ul li img {
  display: block;
  width: 100%;
  aspect-ratio: 1/ 1;
  object-fit: cover;
}

.app-list ul li .txt {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  z-index: 105;
  padding: 34px 29px;
  transition: opacity .2s, transform .35s;
  display: flex;
  justify-content: flex-end;
  -webkit-flex-direction: column;
  flex-direction: column
}

.app-list ul li .txt::after {
  content: "";
  background: color-mix(in srgb, var(--color-primary) 40%, transparent);
  height: 0;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  transition: all .3s ease 0s
}

.app-list ul li .txt>* {
  position: relative;
  z-index: 10
}

.app-list ul li .txt h6 {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  line-height: 1
}

.app-list ul li .txt p {
  font-size: 15px;
  color: #fff;
  line-height: 28px;
  height: 0;
  overflow: hidden;
  transition: all .5s ease 0s;
  margin: 15px 0 0
}

.app-list ul li .txt .more {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  color: #fff;
  margin: 25px 0 0
}

.app-list ul li .txt .more i {
  color: #fff;
  font-size: 12px;
  border-radius: 50%;
  width: 26px;
  height: 26px;
  border: 1px solid #fff;
  line-height: 24px;
  display: inline-block;
  text-align: center;
  margin-right: 20px
}

.app-list ul li:hover .txt::after {
  height: 100%
}

.app-list ul li:hover .txt p {
  height: 112px
}

.app-list ul li:hover .more i {
  background: #fafbfb;
  color: var(--color-primary) ;
  border-color: #fafbfb
}

@media screen and (max-width: 1441px) {

  .app-list h3::before {
    font-size: 90px
  }

  .app-list h3 {
    font-size: 38px
  }

  .main {
    padding-top: 80px;
    padding-bottom: 80px
  }
}

@media screen and (max-width: 1367px) {
  .app-list h3::before {
    font-size: 80px
  }

  .app-list h3 {
    font-size: 36px
  }

  .main {
    padding-top: 70px;
    padding-bottom: 70px
  }
}

@media screen and (max-width: 1281px) {
  .app-list h3::before {
    font-size: 70px
  }

  .app-list h3 {
    font-size: 34px
  }

  .main {
    padding-top: 60px;
    padding-bottom: 60px
  }
}

@media screen and (max-width: 1171px) {
  .app-list h3::before {
    font-size: 60px
  }

  .app-list h3 {
    font-size: 32px
  }

  .app-list ul {
    margin: 25px -15px 0
  }

  .app-list ul li {
    width: 50%;
    padding: 15px
  }
}

@media screen and (max-width: 992px) {

  .app-list ul li .txt {
    padding: 0 20px 18px
  }

  .app-list ul li .txt .more {
    display: none
  }

  .main {
    padding-top: 50px;
    padding-bottom: 50px
  }
}

@media screen and (max-width: 768px) {
  .app-list h3::before {
    font-size: 50px
  }

  .main {
    padding-top: 35px;
    padding-bottom: 30px
  }

  .app-list h3 {
    font-size: 30px
  }

  .app-list h3 {
    text-align: center
  }

  .app-list h3::before {
    left: 0;
    right: 0;
    top: -25px
  }

  .app-list h3::after {
    margin: 15px auto 0
  }

  .app-list>p {
    margin: 20px 0 0;
    line-height: 24px;
    font-size: 16px
  }

  .app-list ul {
    margin: 20px -10px 0
  }

  .app-list ul li {
    padding: 10px
  }

  .app-list ul li .txt {
    padding: 0 10px 5px
  }

  .app-list ul li .txt h6 {
    font-size: 17px
  }
}

@media screen and (max-width: 576px) {
  .app-list h3::before {
    font-size: 40px
  }
}

@media screen and (max-width: 480px) {

  .app-list ul {
    margin: 14px 0 0
  }

  .app-list ul li {
    padding: 6px 0;
    width: 100%
  }
}