* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
dl,
ol,
ul {
  list-style: none;
}
body,
html {
  font-family: PingFang;
  letter-spacing: 0.5px;
  background-color: #fff;
  font-size: 12px;
}

.title {
  padding-top: 59px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 49px;
}

.title img {
  width: 101px;
  height: 101px;
  margin-right: 28px;
}

.title span {
  font-family: AlimamaShuHeiTi, AlimamaShuHeiTi;
  font-weight: bold;
  font-size: 53px;
  color: #899cf6;
}

.introduction {
  font-family: PingFangSC, PingFang SC;
  font-weight: 600;
  font-size: 36px;
  color: #ec1369;
  padding-left: 126px;
  margin-bottom: 16px;
}

.introduction-desc {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 26px;
  color: #891b52;
  padding-left: 126px;
}

.features {
  padding-top: 88px;
  padding-left: 137px;
}

.features li {
  display: flex;
  align-items: center;
  margin-bottom: 64px;
}

.features li img {
  width: 66px;
  height: 66px;
  margin-right: 60px;
}

.features li p {
  max-width: 1473px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 26px;
  color: #869af6;
}

.down {
  margin-top: 15px;
  padding-left: 243px;
}

.down img {
  width: 359px;
  height: 107px;
}

.features-title {
  font-family: PingFangSC, PingFang SC;
  font-weight: 600;
  font-size: 29px;
  color: #ec1369;
  margin-top: 53px;
  padding-left: 122px;
}

.features-info {
  margin-top: 26px;
  padding-left: 122px;
  display: flex;
}

.features-info div:nth-child(1) {
  width: 19px;
  height: 19px;
  background: #ea4938;
  margin-right: 14px;
  margin-top: 19px;
}

.features-info div:nth-child(2) {
  max-width: 1473px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 26px;
  color: #686767;
  line-height: 37px;
}

.footer {
  width: 100%;
  height: 137px;
  background: #ced7ff;
  display: flex;
  align-items: center;
  margin-top: 128px;
}

.footer div:nth-child(1) {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 20px;
  color: #000000;
  padding-left: 300px;
}

.footer div:nth-child(2) {
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 21px;
  color: #000000;
  margin-left: 100px;
}