.banner {
  width: 7.5rem;
  height: 3rem;
}
.banner > img {
  width: 7.5rem;
  height: 3rem;
}
.container {
  width: 7.5rem;
  /* margin: 0 auto; */
}

section:nth-child(2) {
  background-color: #f1f2f5;
  width: 7.5rem;
}
/* section:nth-child(3) {
  width: 100%;
  height: 4.4rem;
  margin: 0 auto;
  background: url("../images/practice.jpg") no-repeat center top;
} */
section:nth-child(3) {
  padding: none !important;
  background-color: #f7f9fb;
  width: 7.5rem;
}
section:nth-last-child(1) {
  width: 7.5rem;
  margin: 0 auto;
}
.w-750 {
  width: 7.5rem;
}
.cloud-title {
  padding: 0.4rem 0;
}
.cloud-title h1 {
  font-size: 0.3rem;
  font-weight: 600;
  color: #333;
  text-align: center;
}
.item-box {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  padding: 0 0.4rem;
  justify-content: space-between;
  margin: 0 auto;
}
.cloud-item {
  border: 0.02rem solid #fff;
  position: relative;
  background-color: #f4f8fb;
  width: 48%;
  height: 4rem;
  margin-bottom: 0.3rem;
  box-shadow: 0 0 0.15rem 0.01rem #ecedf0;
  border-radius: 0.1rem;
  padding: 0.2rem;
  box-sizing: border-box;
  transform: translateY(0);
  overflow: hidden;
  transition: all 0.2s;
}

.cloud-item:hover {
  transform: translateY(-0.1rem);
}
.cloud-item:last-child {
  margin-right: 0rem;
}
.item-title {
  margin-bottom: 0.2rem;
}
.item-title h3 {
  font-size: 0.26rem;
  color: #333;
  font-weight: 600;
}
.item-title i {
  position: relative;
  display: block;
  width: 0.2rem;
  height: 0.2rem;
  background: url("../images/right-icon.png") no-repeat center top;
  background-size: 0.2rem 0.2rem;
}
.item-p p {
  line-height: 0.3rem;
  font-size: 0.22rem;
  color: #666;
  text-align: justify;
  line-height: 0.36rem;
}
.item-p p:nth-child(2) {
  display: flex;
  align-items: center;
}
.item-p p:nth-child(2) img {
  width: 0.25rem;
  height: 0.25rem;
  margin-right: 0.05rem;
}
.item-p p:nth-child(2) span {
  margin-right: 0.3rem;
  font-size: 0.16rem;
}
.item-box > div .item-background:hover {
  opacity: 1;
}
.item-box > div .item-background {
  box-sizing: border-box;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background-size: 3.7rem 1.48rem !important;
  transition: opacity ease-out 0.3s;
  opacity: 0.4;
}
.item-box > div:nth-child(1) .item-background {
  background: url("../images/cloud-item1.png") no-repeat center bottom;
}
.item-box > div:nth-child(2) .item-background {
  background: url("../images/cloud-item2.png") no-repeat center bottom;
}
.item-box > div:nth-child(3) .item-background {
  background: url("../images/cloud-item3.png") no-repeat center bottom;
}
.item-box > div:nth-child(4) .item-background {
  background: url("../images/cloud-item4.png") no-repeat center bottom;
}
.solution {
  padding: 0.4rem;
  padding-top: 0;
}
.solution .item-box {
  padding: 0;
}
.solution-top {
  position: relative;
  z-index: 10;
  padding-bottom: 0.1rem;
}
.solution-top .solution-bg {
  width: 7.5rem;
  position: absolute;
  bottom: 0;
  right: 0;
  z-index: -10;
}
.solution-item {
  padding: 0.25rem 0.3rem;
  box-sizing: border-box;
  width: 50%;
  border: 0.02rem solid #fff;
  background-color: #f1f2f5; /* 不支持线性的时候显示 */
  background-image: linear-gradient(to right, #f1f2f5, #ffffff);
  box-shadow: 0 0 0.15rem 0.01rem #ecedf0;
  cursor: pointer;
}
.solution-item:hover .item-title h3 {
  color: #0028c9;
}

.solution-item:hover .item-title i {
  background: url("../images/right-icon-b.png") no-repeat center top;
  background-size: 0.2rem 0.2rem;
  animation: i-active 2s infinite;
}
@keyframes i-active {
  0% {
    left: 0rem;
  }
  50% {
    left: 0.15rem;
  }
  100% {
    left: 0rem;
  }
}
.solution-item .item-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.practice h1 {
  color: #fff;
}
.practice-item {
  box-sizing: border-box;
  width: 3.8rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.25rem 0.12rem;
  border-radius: 0.1rem;
  background-color: #f1f2f5; /* 不支持线性的时候显示 */
  background-image: linear-gradient(to right bottom, #f1f2f5, #ffffff);
}
.practice-item > img {
  margin-bottom: 0.15rem;
}
.product-item {
  margin-bottom: 0.2rem;
  padding: 0.25rem;
  position: relative;
  box-sizing: border-box;
  border-radius: 0.1rem;
  width: 48%;
  border: 0.02rem solid #fff;
  background-color: #f1f2f5;
  background-image: linear-gradient(to right, #f1f2f5, #ffffff);
  box-shadow: 0 0 0.15rem 0.01rem #ecedf0;
  transform: translateY(0);
  overflow: hidden;
  transition: all 0.2s;
}
.product-item .item-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.product-item .item-title h3 {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.product-item .item-title h3 img {
  margin-right: 0.1rem;
}
.product-item:hover {
  /* transform:translateY(-0.1rem); */
  transform: scale(1.1);
  cursor: pointer;
}
.product-item .item-title span {
  margin-right: 0.1rem;
}
.product-item:hover .item-title i {
  background: url("../images/right-icon-b.png") no-repeat center top;
  background-size: 0.2rem 0.2rem;
  animation: i-active 2s infinite;
}
.product-item:hover .item-title h3 {
  color: #0028c9;
}
.product .item-box > div:nth-child(1) span {
  width: 0.24rem;
  height: 0.24rem;
  background: url("../images/pro-icon1.png") no-repeat center center;
  background-size: 0.24rem 0.24rem;
}
.product .item-box > div:nth-child(1):hover span {
  width: 0.24rem;
  height: 0.24rem;
  background: url("../images/pro-icon1-b.png") no-repeat center center;
  background-size: 0.24rem 0.24rem;
}
.product .item-box > div:nth-child(2) span {
  width: 0.24rem;
  height: 0.24rem;
  background: url("../images/pro-icon2.png") no-repeat center center;
  background-size: 0.24rem 0.24rem;
}
.product .item-box > div:nth-child(2):hover span {
  width: 0.24rem;
  height: 0.24rem;
  background: url("../images/pro-icon2-b.png") no-repeat center center;
  background-size: 0.24rem 0.24rem;
}
.product .item-box > div:nth-child(3) span {
  width: 0.24rem;
  height: 0.24rem;
  background: url("../images/pro-icon3.png") no-repeat center center;
  background-size: 0.24rem 0.24rem;
}
.product .item-box > div:nth-child(3):hover span {
  width: 0.24rem;
  height: 0.24rem;
  background: url("../images/pro-icon3-b.png") no-repeat center center;
  background-size: 0.24rem 0.24rem;
}
.product .item-box > div:nth-child(4) span {
  width: 0.24rem;
  height: 0.24rem;
  background: url("../images/pro-icon4.png") no-repeat center center;
  background-size: 0.24rem 0.24rem;
}
.product .item-box > div:nth-child(4):hover span {
  width: 0.24rem;
  height: 0.24rem;
  background: url("../images/pro-icon4-b.png") no-repeat center center;
  background-size: 0.24rem 0.24rem;
}
.bottom {
  width: 100%;
  height: 3rem;
  position: relative;
  box-sizing: border-box;
  background: url("../images/bgblue.png") no-repeat center center;
  background-size: 100% 100%;
  background-color: #f7f9fb;
}
/* .bottom {
  width: 100%;
  background-color: #21252e;
  position: relative;
  box-sizing: border-box;
}
.bottom video {
  padding: 0;
  margin: 0;
  width: 100%;
  z-index: -10;
  background-color: #f7f9fb;
} */
.bottom-box {
  width: 7.5rem;
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  margin: auto;
}
 .bottom-box .bottom-item {
  margin-top: .4rem;
  box-sizing: border-box;
  padding: 0.2rem;
}
/*.bottom-box .bottom-h h1 {
  font-size: 0.2rem;
  font-weight: 500;
  color: #fff;
  margin-bottom: 0.1rem;
}
.bottom-box .bottom-p p {
  font-size: 0.16rem;
  color: #fff;
}
button {
  width: 1.4rem;
  border-radius: 0.05rem;
  margin-top: 0.1rem;
  color: #0028c9;
  font-size: 0.16rem;
} */
.bottom-box .bottom-h h1 {
  font-size: .3rem;
  font-weight: 500;
  color: #fff;
  margin-bottom: .2rem;
}
.bottom-box .bottom-p p {
  font-size: 0.22rem;
  color: #fff;
}
button {
  width: 1.4rem;
  height: .4rem;
  border-radius: .05rem;
  margin-top: .4rem;
  color: #0028c9;
  font-size: 0.2rem;
}