.banner {
  width: 100%;
  height: 420px;
  overflow: hidden;
}
.banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: zoomIn 1s ease-out;
}
@keyframes zoomIn {
  from {
    transform: scale(1.1);
  }
  to {
    transform: scale(1);
  }
}
.about {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 74%;
  height: auto;
  margin: 80px auto 0 auto;
}
.about .left {
  width: 52%;
  height: auto;
}
.about .left .title {
  font-family: Raleway, Raleway;
  font-weight: 700;
  font-size: 1.875vw;
  color: #E71215;
  line-height: 42px;
  text-align: left;
  margin-bottom: 2.083vw;
}
.about .left .word {
  width: 100%;
  height: auto;
}
.about .left .word p {
  width: 100%;
  height: auto;
  font-family: Raleway, Raleway;
  font-weight: 700;
  font-size: 18px;
  color: #757575;
  line-height: 27px;
  margin-bottom: 0.781vw;
}
.about .left .word p i {
  color: #292929;
}
.about .right {
  width: 41%;
  height: 567px;
}
.about .right img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.picture {
  width: 74%;
  height: auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.083vw;
  margin: 80px auto;
}
.picture .list {
  height: 19.896vw;
  cursor: pointer;
  overflow: hidden;
}
.picture .list img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.4s;
}
.picture .list:hover img {
  transform: scale(1.1);
}
@media (max-width: 1700px) {
  .about .left .word p {
    font-size: 16px;
  }
}
@media (max-width: 1500px) {
  .about .left .word p {
    font-size: 14px;
    margin-bottom: 5px;
  }
}
@media (max-width: 1400px) {
  .about .left .word p {
    font-size: 12px;
    margin-bottom: 5px;
  }
}
@media (max-width: 961px) {
  .banner {
    height: 150px;
  }
  .about {
    display: block;
    width: 100%;
    height: auto;
    margin: 30px 0;
    padding: 0 15px;
  }
  .about .left {
    width: 100%;
    height: auto;
  }
  .about .left .title {
    font-size: 24px;
    line-height: normal;
    margin-bottom: 15px;
  }
  .about .left .word p {
    font-size: 14px;
    line-height: 24px;
    margin-bottom: 10px;
  }
  .about .right {
    width: 100%;
    height: 200px;
  }
  .picture {
    width: 100%;
    margin: 30px 0;
    padding: 0 15px;
  }
  .picture .list {
    height: 150px;
  }
}