.header {
  background-color: #e0efff;
}
.navfixed {
  background-color: #fff;
}
.main .scenes-top-box .scenes-top {
  background: linear-gradient(180deg, #e0efff 0%, rgba(191, 220, 250, 0) 100%);
}
.main .scenes-top-box .mt-center .scenes-header {
  position: relative;
}
.main .scenes-top-box .mt-center .scenes-header .scenes-header-title-box {
  z-index: 1;
  position: relative;
}
.main .scenes-top-box .mt-center .scenes-header .scenes-header-title-box .scenes-header-title {
  color: #1d1d1f;
}
.main .scenes-top-box .mt-center .scenes-header .scenes-header-title-box .scenes-header-line {
  position: absolute;
  right: 315px;
  bottom: 50px;
  width: 336px;
  height: 18px;
  background: url(../images/scenes/header-line.png) no-repeat center;
  background-size: 336px 18px;
}
.main .scenes-top-box .mt-center .scenes-header .scenes-header-subtitle {
  color: #767d8c;
}
.main .scenes-top-box .mt-center .scenes-header .scenes-header-left-icon {
  position: absolute;
  left: 0;
  top: 0;
  width: 131px;
  height: 127px;
  margin-top: 278px;
  margin-left: 12px;
  background: url(../images/scenes/socialmedia/socialmedia-header-left-icon.png) no-repeat center;
  background-size: 131px 127px;
}
.main .scenes-top-box .mt-center .scenes-header .scenes-header-right-icon {
  position: absolute;
  right: 0;
  top: 0;
  width: 131px;
  height: 127px;
  margin-top: 278px;
  margin-right: 24px;
  background: url(../images/scenes/socialmedia/socialmedia-header-right-icon.png) no-repeat center;
  background-size: 131px 127px;
}
.main .scenes-top-box .mt-center .scenes-tips {
  margin-top: 120px;
}
.main .scenes-top-box .mt-center .scenes-tips .socialmedia-tips-item-03 {
  padding: 40px 30px 28px 38px;
}
.main .scenes-top-box .mt-center .scenes-knowledgepoints .scenes-knowledgepoints-main .scenes-knowledgepoints-main-left {
  width: 590px;
  height: 920px;
}
.main .scenes-top-box .mt-center .scenes-knowledgepoints .scenes-knowledgepoints-main .scenes-knowledgepoints-main-right .knowledgepoints-main-right-item {
  width: 590px;
  height: 450px;
}
.main .scenes-top-box .mt-center .scenes-knowledgepoints .scenes-knowledgepoints-main .scenes-knowledgepoints-main-right .knowledgepoints-main-right-item .knowledgepoints-right-item-title {
  font-size: 28px;
}
.main .scenes-bottom-box .scenes-help .scenes-help-main .scenes-help-main-top .help-top-left {
  padding-top: 90px;
}
.zh-socialmedia .main .scenes-top-box .mt-center .scenes-header .scenes-header-title-box .scenes-header-line {
  bottom: -15px;
}