.main {
  padding-top: 50px;
  padding-bottom: 80px;
}

.rtit {
  text-align: center;
  margin-bottom: 40px;
}

.rtit h1 {
  font-size: 36px;
  color: #000;
  line-height: 1;
  font-family: var(--title-font-family);
}
.arshine-case-list .menu-tabs ul {
  display: flex;
  justify-content: center;
}
.arshine-case-list .menu-tabs ul li {
  display: inline-block;
  margin: 0 10px;
  margin-bottom: 8px;
  width: auto;
}

.arshine-case-list .menu-tabs ul li a {
  font-size: 17px;
  color: var(--color-primary);
  display: block;
  min-width: 62px;
  background: #fff;
  border: 1px solid var(--color-primary);
  height: 51px;
  line-height: 49px;
  display: block;
  border-radius: 35px;
  padding-left: 13px;
  padding-right: 12px;
  margin-bottom: 8px;
  text-align: center;
}

.arshine-case-list .menu-tabs ul li.active a {
  background: var(--color-primary);
  color: #fff;
}

.arshine-case-list ul {
  display: -webkit-flex;
  display: flex;
  margin: -19px -19px 0;
  -webkit-flex-wrap: wrap;
  flex-wrap: wrap;
}
.arshine-case-list ul li {
  width: 33.333333%;
  padding: 19px;
  overflow: hidden;
  cursor: pointer;
}
.arshine-case-list ul li .pic {
  width: 100%;
  display: block;
  position: relative;
}
.arshine-case-list ul li .pic img {
  width: 100%;
  /**aspect-ratio: 1 / 1;*/
  object-fit: cover;
}
.arshine-case-list ul li .txt {
  padding: 20px 28px;
  background: #f0f0f0;
  min-height: 154px;
  display: flex;
  flex-direction: column;
}
.arshine-case-list ul li .txt h5 {
  font-size: 18px;
  color: #000;
  transition: all 0.3s ease 0s;
}
.arshine-case-list ul li .txt p {
  margin: 10px 0 0;
  font-size: 16px;
  color: #666;
  line-height: 24px;
  flex: 1;
}
.arshine-case-list ul li .txt span {
  margin: 38px 0 0;
  display: inline-block;
  font-size: 16px;
  color: #666;
}

.arshine-case-list ul li:hover .txt {
  background: #e0e0e0;
}
.arshine-case-list ul li:hover .txt h5 {
  color: var(--color-primary);
}

.rtit {
  text-align: center;
  margin-bottom: 40px;
}

@media screen and (max-width: 992px) {
  .arshine-case-list ul {
    margin: -15px -15px 0;
  }
  .arshine-case-list ul li {
    width: 50%;
    padding: 15px;
  }
  .arshine-case-list ul li .txt {
    padding: 20px 15px;
  }
  .arshine-case-list ul li .txt span {
    margin: 25px 0 0;
  }
}

@media screen and (max-width: 991px) {
  .main {
    padding-top: 25px;
    padding-bottom: 30px;
  }

  .arshine-case-list ul {
    margin: -10px -10px 0;
  }
  .arshine-case-list ul li {
    padding: 10px;
  }
  .arshine-case-list ul li .txt {
    padding: 15px 12px;
  }
  .arshine-case-list ul li .txt span {
    margin: 15px 0 0;
  }

  .rtit {
    margin-bottom: 25px;
  }
}

@media screen and (max-width: 600px) {
  .arshine-case-list ul {
    margin: -10px 0 0;
  }
  .arshine-case-list ul li {
    width: 100%;
    padding: 10px 0;
  }
  .arshine-case-list ul li .txt {
    padding: 15px 10px;
  }
}