.main .page-banner {
  width: 100%;
  aspect-ratio: 1920 / 600;
  min-height: 400px;
  max-height: 600px;
  background-size: cover;
  position: relative;
}

.main .page-banner .con {
  position: absolute;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: start;
  top: 19.666%;
  left: 19.94%;
}

.main .page-banner .con .title {
  height: 73px;
  line-height: 73px;
  font-weight: bold;
  font-size: 52px;
  color: white;
  text-align: left;
}

.main .page-banner .con .subTitle {
  height: 31px;
  line-height: 31px;
  font-weight: 400;
  font-size: 22px;
  color: white;
  text-align: left;
  margin-top: 16px;
}

.main .page-banner .free-btn {
  position: absolute;
  width: 160px;
  height: 58px;
  background: #1870ff;
  border: none;
  border-radius: 100px 100px 100px 100px;
  left: 19.94%;
  top: 70.333%;
  font-weight: 500;
  font-size: 20px;
  color: #ffffff;
  line-height: 22px;
  text-align: center;
  cursor: pointer;
}

.main .fragment {
  width: 100%;
  padding: 100px 0;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 122px;
}

.main .fragment:nth-of-type(odd) {
  background: #eef5ff;
}

.main .fragment:nth-of-type(even) {
  background: white;
}

.main .fragment .app-con {
  width: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: start;
  padding: unset;
  gap: unset;
}

.main .fragment .app-con .title {
  height: 36px;
  font-weight: 800;
  font-size: 30px;
  line-height: 30px;
  color: #1d1d1f;
  line-height: 36px;
  text-align: left;
  margin-top: 80px;
}

.main .fragment .app-con .content {
  margin-top: 12px;
  height: 22px;
  line-height: 22px;
  font-weight: 400;
  font-size: 16px;
  color: #90949e;
  text-align: left;
}

.main .fragment .app-con .app-qr-code-con {
  margin-top: 48px;
  width: auto;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 12px;
  margin-bottom: 80px;
}

.main .fragment .app-con .app-qr-code-con .item {
  width: 190px;
  height: 240px;
  background: #f5f5f5;
  border-radius: 12px 12px 12px 12px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.main .fragment .app-con .app-qr-code-con .item img {
  width: 120px;
  height: 120px;
  object-fit: contain;
}

.main .fragment .app-con .app-qr-code-con .item .name {
  margin-top: 16px;
  height: 25px;
  line-height: 25px;
  font-weight: bold;
  font-size: 18px;
  color: #1d1d1f;
  text-align: center;
}

.main .fragment .app-con .app-qr-code-con .item .hint {
  margin-top: 6px;
  height: 20px;
  line-height: 20px;
  font-weight: 400;
  font-size: 14px;
  color: #90949e;
  text-align: center;
}

.main .fragment .app-con .app-qr-code-con .item .download {
  height: 20px;
  font-weight: 500;
  font-size: 14px;
  color: #1870ff;
  text-align: center;
  text-decoration: none;
  margin-top: 6px;
  border: none;
  cursor: pointer;
}

.main .fragment .explain-con {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

.main .fragment .explain-con .title {
  height: 42px;
  line-height: 42px;
  font-weight: bold;
  font-size: 30px;
  color: #1d1d1f;
  text-align: left;
}

.main .fragment .explain-con .content {
  width: 450px;
  margin-top: 24px;
  font-weight: 400;
  font-size: 16px;
  color: #434446;
  line-height: 30px;
  text-align: left;
  white-space: pre-wrap;
}

.main .fragment img {
  width: 554px;
  height: 380px;
  object-fit: contain;
}