:root {
  --base: 1920;
}

html {
  font-size: calc(10 / var(--base) * 100vw);
}

.banner-wrapper {
  position: relative;
}
.banner-wrapper img {
  width: 100%;
}
.banner-wrapper .content {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  text-align: center;
  transform: translateY(-50%);
  color: #fff;
}
.banner-wrapper .info {
  max-width: 62.5vw;
}

.banner-wrapper .description {
  font-size: 2.4rem;
  font-weight: 500;
  line-height: normal;
  color: #fff;
  text-align: center;
  margin-top: 1.2rem;
}

.contact-info {
  text-align: center;
  margin-bottom: 70px;
}

.contact-info i {
  font-size: 13.2rem;
  color: #1a1a1a;
}

.contact-info .label {
  color: #1a1a1a;
  font-size: 2.4rem;
  font-style: normal;
  font-weight: 500;
  line-height: normal;
}

.contact-info .title {
  color: #1a1a1a;
  text-align: center;
  font-size: 3.2rem;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
  margin-top: 4.8rem;
}

.contact-page .formstyle {
  max-width: 888px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-page .formstyle li:nth-of-type(1) .inputgroup,
.contact-page .formstyle li:nth-of-type(2) .inputgroup {
  width: calc(50% - 24px);
  float: left;
}

.contact-page .formstyle li:nth-of-type(1) .inputgroup:first-child,
.contact-page .formstyle li:nth-of-type(2) .inputgroup:first-child {
  margin-right: 48px;
}

/* 新增样式 */
.formstyle .s-tips {
  color: #000;
  font-size: 24px;
  font-style: normal;
  font-weight: 400;
  line-height: 1.25;
  display: block;
  margin-bottom: 4px;
}

.formstyle .s-tips span {
  color: #f00;
}

.formstyle input[type='checkbox'] {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  margin-right: 8px;
  cursor: pointer;
  border: 1px solid #1a1a1a;
  border-radius: 4px;
  background-color: #fff;
  position: relative;
  display: inline-block;
  vertical-align: middle;
  transition: all 0.2s ease;
}

.formstyle input[type='checkbox']:checked {
  background-color: #f27738;
  border-color: #f27738;
}

.formstyle input[type='checkbox']:checked::after {
  content: '';
  position: absolute;
  left: 6px;
  top: 1px;
  width: 6px;
  height: 14px;
  border: solid #ffffff;
  border-width: 0 3.5px 3.5px 0;
  transform: rotate(35deg);
  border-radius: 2px;
}

.formstyle {
  margin: 0 auto;
}

.formstyle input {
  position: relative;
  background: transparent;
  z-index: 2;
  width: 100%;
  height: 48px;
  border-radius: 8px;
  padding-left: 16px;
  position: relative;
  border: 1px solid #1a1a1a;
  font-size: 14px;
}

.formstyle textarea {
  border: 1px solid #1a1a1a;
  position: relative;
  z-index: 2;
  width: 100%;
  height: 250px;
  line-height: 24px;
  border-radius: 8px;
  padding-left: 16px;
  padding-top: 16px;
  resize: vertical;
  background: transparent;
}

.formstyle select {
  position: relative;
  padding-left: 16px;
  border: 1px solid #e6e6e6;
  position: relative;
  background: transparent;
  z-index: 2;
  width: 100%;
  height: 48px;
  border-radius: 8px;
}

.formstyle .checkbox_group .checkbox-options {
  display: flex;
  gap: 48px;
}

.formstyle .checkbox_group .checkbox-options .platform-item {
  flex: 1;
  position: relative;
}

.formstyle
  .checkbox_group
  .checkbox-options
  .platform-item
  .platform-item-label {
  display: flex;
  align-items: center;
  margin: 16px 0;
  font-size: 20px;
  color: #1a1a1a;
  font-weight: 400;
}

.formstyle
  .checkbox_group
  .checkbox-options
  .platform-item
  .platform-item-label
  label {
  position: absolute;
  top: 41px;
  left: 0;
  color: #d50000;
  text-align: left;
  font-size: 13px;
  line-height: 20px;
}

.main-title {
  color: #f27738;
  text-align: center;
  font-size: 7.4rem;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
}

.btn-submit {
  display: table;
  margin: 40px auto 0 auto;
  background: #f27738;
  padding: 1.2rem 3.2rem;
  border-radius: 5.6rem;
  color: #fff;
  font-size: 2.4rem;
  font-weight: 700;
}

@media (max-width: 828px) {
  :root {
    --base: 414;
  }
  .banner-wrapper .info {
    max-width: 90%;
  }

  .main-title {
    font-size: 4rem;
  }

  .banner-wrapper .description {
    font-size: 1.4rem;
    margin-top: 3.6rem;
    line-height: 1.4;
  }

  .contact-info i {
    font-size: 21.6vw;
  }

  .contact-info .label {
    font-size: 1.6rem;
  }

  .contact-info .title {
    font-size: 2.8rem;
    margin-top: 4rem;
  }

  .contact-page .formstyle li:nth-of-type(1) .inputgroup,
  .contact-page .formstyle li:nth-of-type(2) .inputgroup {
    width: 100%;
    float: left;
  }

  .contact-page .formstyle li:nth-of-type(1) .inputgroup:first-child,
  .contact-page .formstyle li:nth-of-type(2) .inputgroup:first-child {
    margin-right: 0;
    margin-bottom: 2rem;
  }

  .formstyle .checkbox_group .checkbox-options {
    flex-direction: column;
    gap: 1.6rem;
  }

  .formstyle .s-tips {
    font-size: 1.8rem;
    margin-bottom: 1rem;
  }

  .formstyle
    .checkbox_group
    .checkbox-options
    .platform-item
    .platform-item-label {
    font-size: 1.6rem;
  }

  .btn-submit {
    margin: 2.4rem auto 0 auto;
    font-size: 16px;
  }
}

@media screen and (max-width: 820px) and (orientation: portrait) {
  .min-wrapper {
    padding-left: 20px;
    padding-right: 20px;
  }
}
@media (max-width: 767px) {
  .contact-info {
    margin-bottom: 36px;
  }
}

@media (max-width: 767px) {
  .wrapper,
  .min-wrapper {
    padding-left: 20px;
    padding-right: 20px;
  }
  .page-title {
    font-size: 26px;
  }
}