.rightint-case-list.main {
  padding: 70px 0;
}

.rightint-case-list .app-list h3 {
  text-align: center;
  font-size: 40px;
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1;
  position: relative;
  z-index: 20;
}

.rightint-case-list .app-list .one ul li.active a{
   background: var(--color-primary);
    color: #fff;
}
.rightint-case-list .app-list .one ul li.active{
   background: var(--color-primary);
    color: #fff;
}
.rightint-case-list .app-list h3::after {
  content: "";
  background: var(--color-primary);
  width: 40px;
  height: 4px;
  margin: 11px auto 0;
  display: block;
}
.rightint-case-list .app-list .one ul{
  display:flex;
  justify-content:space-around;
  flex-wrap:wrap;
}
.rightint-case-list .app-list .one ul li{
  border: 1px solid var(--color-primary);
  width: 22%;
}
.rightint-case-list .app-list .one ul li a{
  text-align: center;
  font-size: 22px;
  color: var(--color-primary);
}
.rightint-case-list .app-list>p {
  margin: 40px 0 0;
  line-height: 36px;
  font-size: 17px;
  color: #666;
}

.rightint-case-list .app-list ul {
  margin: 37px -20px 0;
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
}

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

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

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

.rightint-case-list .app-list ul li .txt {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  z-index: 105;
  padding: 0 34px 29px;
  transition: opacity 0.2s, transform 0.35s;
  display: flex;
  justify-content: flex-end;
  -webkit-flex-direction: column;
  flex-direction: column;
}

.rightint-case-list .app-list ul li .txt::after {
  content: "";
  background: var(--color-primary);
  opacity: 0.85;
  height: 0;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  transition: all 0.3s ease 0s;
}

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

.rightint-case-list .app-list ul li .txt h6 {
  text-shadow: 2px 2px 4px #666;
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  line-height: 1;
}

.rightint-case-list .app-list ul li .txt p {
  font-size: 15px;
  color: #fff;
  line-height: 28px;
  height: 0;
  overflow: hidden;
  transition: all 0.5s ease 0s;
  margin: 15px 0 0;
}

.rightint-case-list .app-list ul li .txt .more {
  text-shadow: 2px 2px 4px #666;
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin: 25px 0 0;
}

.rightint-case-list .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;
}

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

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

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

@media screen and (max-width: 992px) {
  .rightint-case-list .app-list ul li .txt .more {
    display: none;
  }
}

@media screen and (max-width:768px) {
  .rightint-case-list.app-list h1 {
    text-align: center;
  }

  .rightint-case-list .app-list h1::before {
    font-size: 40px;
    left: 0;
    right: 0;
    top: -25px;
  }

  .rightint-case-list .app-list h1::after {
    margin: 15px auto 0;
  }

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

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

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

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

  .rightint-case-list .app-list h3::before {
    font-size: 58px;
  }
}

@media screen and (max-width:480px) {
  .rightint-case-list .app-list ul {
    margin: 14px 0 0;
  }

  .rightint-case-list .app-list ul li {
    padding: 6px 0;
    width: 100%;
  }
  
  .rightint-case-list .app-list ul li .txt h6 {
    font-size: 14px;
}
  .rightint-case-list .app-list h3 {
    font-size: 26px;
}

.rightint-case-list .app-list .one ul li a {
    font-size: 15px;

}

.rightint-case-list.main {
    padding: 30px 0;
}
.rightint-case-list .app-list>p {
    margin: 0;
}
}


@media screen and (max-width:768px){
.rightint-case-list .app-list .one ul li {
    width: 45%;
            margin-bottom: 15px;
}

.rightint-case-list .app-list ul li {
    width: 50%;
}

.rightint-case-list .app-list ul li {
    padding: 6px;
}
}



.app-list{
  
      padding: 0 30px;
}