.home-welcome {
  position: relative;
  width: 100%;
  height: calc(100vh - 60px);
  background-color: #051122;
  overflow: hidden;
  /*background:  #08162b url('/resource/images/welcome-about-bg.jpg') center bottom no-repeat;*/
  /*background:  #051122 url('/resource/images/welcome-home-bg.png') center bottom no-repeat;*/
}
.home-welcome .earth {
  position: absolute;
  bottom: 0;
  left: calc(50% - 640px);
  width: 1280px;
  height: 430px;
  object-fit: cover;
  z-index: 1;
}
.home-welcome > div {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  left: 0;
}
.home-welcome .bg {
  background: url('/resource/images/welcome-home-bg.png') center bottom no-repeat;
}

.product-features {
  background-image: linear-gradient(180deg, rgba(23, 162, 62, 0), rgba(76, 199, 109, .9));
}
.product-features .img-down {
  margin-top: -50px;
}
.product-features-item {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  margin-bottom: 30px;
  color: #fff;
}
.product-features-item .image-wrp {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 2px solid #fff;
  display: flex;
  justify-content: center;
  align-items: center;
}
.product-features-item .image-wrp img {
  width: 80px;
}
.wave {
  position: absolute;
  left: 0;
  width: 200%;
  bottom: 0;
  height: 160px;
  background-repeat: repeat no-repeat;
  background-position: 0 bottom;
  transform-origin: center bottom;
}
.wave.wave-top {
  background-size: 50% 100px;
  background-image: url('/resource/images/wave-bot.png');
  opacity: 0.2;
}
.wave.wave-middle {
  background-size: 50% 120px;
  background-image: url('/resource/images/wave-mid.png');
  opacity: 0.2;
  animation: move_wave 10s linear infinite;
}
.wave.wave-bottom {
  background-size: 50% 100px;
  background-image: url('/resource/images/wave-top.png');
  opacity: 0.2;
  animation: move_wave 15s linear infinite;
}
@keyframes move_wave {
  0% {
    transform: translateX(0) translateZ(0) scaleY(1)
  }
  50% {
    transform: translateX(-25%) translateZ(0) scaleY(0.55)
  }
  100% {
    transform: translateX(-50%) translateZ(0) scaleY(1)
  }
}

.product-compare-item {
  width: 80%;
  min-width: 300px;
  border-radius: 10px;
  transition: all 0.3s;
  box-shadow: 0 8px 16px 0 rgb(0 0 0 / 10%);
}
.product-compare-item:hover {
  box-shadow: 0 10px 32px 0 rgb(0 0 0 / 24%);
  transform: scale(1.05);
}
.product-compare-item .head {
  padding-top: 45px;
  padding-bottom: 15px;
  text-align: center;
  color: #fff;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
}
.product-compare-item.aiot .head{
  background-image: linear-gradient(120deg, #3489F9, #2468E6);
}
.product-compare-item.ciot .head{
  background-image: linear-gradient(120deg, #FBBC24, #EF9A2B);
}
.product-compare-item.weiot .head{
  background-image: linear-gradient(120deg, #4CC76D, #17A23E);
}
.product-compare-item .body {
  height: 400px;
  padding-top: 45px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.product-compare-item .body .btn {
  width: 61.8%;
  border-width: 2px;
}
.product-compare-item .body ul li{
  list-style-type: disc;
  line-height: 2;
}

.home-fun {
  height: 900px;
  background: url('/resource/images/home-fun-bg2.png') center center no-repeat;
  background-size: auto 100%;
}

.home-cases-item {
  margin-bottom: 30px;
  border-radius: 5px;
  overflow: hidden;
  box-shadow: 0 8px 16px 0 rgb(0 0 0 / 10%);
  position: relative;
}
.home-cases-item .content {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 15px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: #fff;
  transition: all .3s;
}
.home-cases-item .content:hover {
  background-color: rgba(0, 0, 0, .5);
  border-top-left-radius: 120px;
  border-bottom-right-radius: 120px;
}
.home-cases-item .content .hover-show {
  transition: all .3s;
  display: none;
}
.home-cases-item .content:hover .hover-show {
  display: block;
}

.home-invitation {
  height: 400px;
  background: url('/resource/images/home-invitation-bg.jpg') center center no-repeat;
  background-size: auto 100%;
}

@media (min-width: 992px) {
  .product-features .img-down {
    margin-top: -150px;
  }
}