.header {
  border-bottom: 1px solid #EDEDED;
}
.main {
  min-width: 1240px;
  color: #222;
  font-family: Microsoft YaHei;
  font-style: normal;
  line-height: normal;
}
.banner {
  width: 100%;
  height: 660px;
  margin: 0 auto;
  background: url("../../images/product/product_back_img.png") no-repeat;
  background-size: 100% 100%;
}
.banner-text {
  margin-left: 36px;
}
.banner-text h1 {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: 0.48px;
}
.banner-text .description {
  margin: 24px 0 36px 0;
  width: 430px;
  color: #666;
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.32px;
}
.banner-text > p {
  color: #999;
  font-size: 14px;
  font-weight: 400;
}
.download-btn {
  width: 220px;
  height: 60px;
}
.download-btn .download-dec {
  font-size: 22px;
  font-weight: 700;
}
.download-btn .download-img {
  margin: 0 12px 0 0;
  width: 28px;
  height: 28px;
  background: unset;
}
.banner-text .download-btn {
  margin-bottom: 16px;
} 
.banner-main-img {
  width: 777px;
}

/* module-section */
.module-section {
  color: #222;
  font-family: Microsoft YaHei;
  font-style: normal;
  background-color: #fff;
  height: 650px;
}
.module-section:nth-child(odd){
  background: #F6F9FB;
}
.module-section img {
  width: 750px;
}
.module-section:nth-child(even) .text{
  margin-left: 27px;
}
.module-section:nth-child(odd) .text{
  margin-right: 27px;
}
.module-section .text h2 {
  font-size: 40px;
  font-weight: 700;
}
.module-section .text p {
  margin-top: 20px;
  max-width: 430px;
  color: #333;
  font-size: 18px;
  font-weight: 400;
  line-height: 28px;
}


/* other-feature */
.other-feature,
.assistent-module {
  margin-top: 80px;
  padding-bottom: 80px;
}
.section-common-title {
  color: #222;
  text-align: center;
  font-size: 40px;
  font-weight: 700;
}
.other-feature ul{
  width: 1190px;
  flex-wrap: wrap;
  margin-top: 60px;
}
.other-feature ul li {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 170px;
  height: 170px;
  cursor: pointer;
}
.other-feature ul li:hover {
  background-color: #F0F2F5;
}
.other-feature ul li img {
  width: 80px;
}
.other-feature ul li p {
  margin-top: 16px;
  color: #222;
  text-align: center;
  font-size: 20px;
  font-weight: 400;
}

/* assistent-module */
.assistent-module ul {
  margin-top: 50px;
}
.assistent-module ul li {
  margin-right: 50px;
  padding: 55px 34px 30px 34px;
  max-width: 260px;
}
.assistent-module img {
  width: 120px;
  height: 120px;
}
.assistent-module strong {
  margin-bottom: 12px;
  color: #333;
  text-align: center;
  font-size: 24px;
  font-weight: 700;
}
.assistent-module p {
  width: 168px;
  color: #666;
  text-align: center;
  font-size: 14px;
  font-weight: 400;
}

/* experience-module */
.experience-module {
  padding: 68px 0;
  background: url("../../images/product/product_footer_back.png") no-repeat;
  background-size: 100% 100%;
}
.experience-module p,
.experience-module h2 {
  color: #333;
  font-size: 36px;
  font-weight: 700;
}
.experience-module_title {
  margin-bottom: 32px;
}
.product-footer  {
  background-color: rgb(247, 247, 247);
}