html {
  min-height: 100%;
  background: #231c6f url("../img/bg-bottom.png") no-repeat;
  background-position: 20% bottom;
}
body {
  min-height: 100%;
  color: #ffffff;
  background: url("../img/bg-top.png") no-repeat;
  background-position: 25% top;
  font-family: "PingFang SC";
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-weight: 400;
}

.container {
  max-width: 1250px;
  min-height: 100%;
  margin: 0 auto;
  padding: 0 20px;
}
.container-inner {
  background: url("../img/bg-right.png") no-repeat;
  background-position: right 80%;
}

header {
  background: url("../img/bg-top-right.png") no-repeat;
  background-position: right bottom;
  padding-top: 45px;
  font-weight: 400;
  font-size: 32px;
  line-height: 45px;
  display: flex;
  align-items: center;
}
header img {
  width: 36px;
  height: 36px;
  margin-right: 8px;
}

.content {
  max-width: 1024px;
  margin: 0 auto;
}

.content-top {
  margin: 55px auto 0;
  position: relative;
  padding-bottom: 134px;
  text-align: center;
}
.content-top h3 {
  font-size: 36px;
  line-height: 50px;
  margin: 0 0 24px 0;
}
.content-top p {
  font-size: 16px;
  line-height: 19px;
  color: #dae3f7;
}
.content-top .circle {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: linear-gradient(
    216.12deg,
    #7dc6fd 14.13%,
    #548ef7 35.61%,
    #a728da 85.72%
  );
  transform: rotate(-81.12deg);
  position: absolute;
  z-index: -1;
}
.content-top .circle-right {
  right: 0;
  top: 20px;
}
.content-top .circle-left-1 {
  left: 40px;
  bottom: 84px;
}
.content-top .circle-left-2 {
  transform: rotate(-81.12deg) scale(0.5);
  left: 0;
  bottom: 44px;
}

.content-center {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-bottom: 106px;
}

.content-left h4 {
  margin: 0 0 10px 0;
  font-size: 20px;
  line-height: 23px;
  color: #a484ff;
}
.content-left p {
  font-size: 16px;
  line-height: 19px;
  color: #dae3f7;
}
.content-left-margin {
  margin-bottom: 80px;
}

.content-right {
  text-align: center;
}
.content-right h4 {
  font-size: 16px;
  line-height: 19px;
}
.content-right a {
  color: white;
}
.content-right p {
  font-size: 18px;
  line-height: 21px;
  color: #dbceff;
  margin: 6px 0 22px;
}
.content-right img {
  width: 126px;
  height: 156px;
}

.foo-title {
  font-size: 16px;
  line-height: 19px;
  color: #f0f5ff;
  margin-bottom: 20px;
}
footer {
  display: flex;
  flex-wrap: wrap;
}
.foo-item {
  display: inline-flex;
  align-items: center;
  margin-right: 30px;
  margin-bottom: 10px;
}
.foo-item img {
  width: 66px;
  height: 66px;
  margin-right: 10px;
}
.foo-item span {
  font-size: 16px;
  line-height: 19px;
  color: #dae3f7;
  white-space: nowrap;
}

.copy-right {
  font-size: 14px;
  line-height: 16px;
  color: rgba(200, 204, 211, 0.6);
  text-align: center;
  margin: 80px 0 50px;
}
.copy-right span:last-child {
  margin-left: 24px;
}