.sec-cont {
  width: 1200px;
  margin: 0 auto;
}

.bg {
  width: 100%;
  height: 400px;
  overflow: hidden;
  background-image: url('../images/about.png');
  background-size: cover;
  background-position: center;
}

.bg .about-title {
  margin: 170px 0 15px;
  height: 54px;
  font-weight: 400;
  font-size: 30px;
  color: #FFFFFF;
  line-height: 54px;
}

.bg .about-title-e {
  height: 54px;
  font-weight: 700;
  font-size: 65px;
  color: #FFFFFF;
  line-height: 54px;
}

.corporation .sec-cont {
  display: flex;
  margin: 120px auto;
}

.corporation .sec-cont .img {
  margin: 48px 79px 0 0;
  width: 363px;
  height: 325px;
}

.corporation .sec-cont .img img {
  width: 100%;
  height: 100%;
}

.corporation .sec-cont .txt .title {
  height: 45px;
  font-weight: 400;
  font-size: 32px;
  color: #3D3D3D;
  line-height: 45px;
}

.corporation .sec-cont .txt .title-e {
  margin: 10px 0 24px;
  height: 22px;
  font-weight: 400;
  font-size: 16px;
  color: #666666;
  line-height: 22px;
}

.corporation .sec-cont .txt .line {
  width: 582px;
  height: 0px;
  border: 1px solid #D8D8D8;
}

.corporation .sec-cont .txt .info {
  width: 758px;
  font-weight: 400;
  font-size: 16px;
  color: #3D3D3D;
  line-height: 32px;
}

.corporation .sec-cont .txt .info.txt1 {
  margin: 10px 0 30px;
}

.num {
  width: 100%;
  height: 288px;
  overflow: hidden;
  background-image: url('../images/about/about-img6.png');
  background-size: cover;
  background-position: center;
}

.num .sec-cont {
  display: flex;
  justify-content: center;
  margin-top: 97px;

}

.num .sec-cont .num-box {
  width: 145px;
  text-align: center;
}

.num .sec-cont .line {
  height: 86px;
  width: 0px;
  border: 1px solid #FFFFFF;
  opacity: 0.4;
  margin: 0 70px;
}

.num .sec-cont .num-box .top {
  font-family: 'Inter-Bold-4';
  height: 54px;
  font-weight: 900;
  font-size: 42px;
  color: #FFFFFF;
  line-height: 54px;
}

.num .sec-cont .num-box .bottom {
  height: 28px;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 32px;
}

.course {
  width: 100%;
  height: 850px;
  overflow: hidden;
  background-image: url('../images/about/about-img7.png');
  background-size: cover;
  background-position: center;
}

.course .title {
  margin: 105px 0 11px;
  height: 45px;
  font-weight: 400;
  font-size: 32px;
  color: #3D3D3D;
  line-height: 45px;
  text-align: center;
}

.course .title-e {
  margin-bottom: 102px;
  font-weight: 400;
  font-size: 16px;
  color: #333333;
  line-height: 22px;
  text-align: center;
}

.course .course-img {
  width: 100%;
  height: 310px;
  background-image: url('../images/about/发展历程\ 内容@2x.png');
  background-size: cover;
  background-position: center;
}

.vision {
  width: 100%;
  height: 700px;
  overflow: hidden;
  background-image: url('../images/about/about-img3.png');
  background-size: cover;
  background-position: center;
}

.vision .sec-cont {
  text-align: center;
}

.vision .sec-cont .vision-title {
  margin: 108px 0 11px;
  height: 45px;
  font-weight: 400;
  font-size: 32px;
  color: #FFFFFF;
  line-height: 45px;
}

.vision .sec-cont .vision-title-e {
  height: 22px;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 22px;
}

.vision .sec-cont .vision-txt1 {
  margin: 147px 0 52px;
  height: 32px;
  font-weight: 400;
  font-size: 36px;
  color: #FFFFFF;
  line-height: 32px;
}

.vision .sec-cont .vision-txt2 {
  height: 45px;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 32px;
}

.aptitude {
  width: 100%;
  height: 1272px;
  background-image: url('../images/about/C\ 关于我们\ 05背景@2x@2x.png');
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.aptitude .sec-cont{
  width: 1600px;
}

.aptitude .aptitude-title-e {
  margin: 69px 0 10px;
  font-weight: 800;
  font-size: 32px;
  color: #28333B;
  line-height: 45px;
  text-align: center;
}

.aptitude .aptitude-title {
  margin-bottom: 61px;
  font-weight: 600;
  font-size: 28px;
  color: #28333B;
  line-height: 39px;
  text-align: center;
}

.aptitude .aptitude-img-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.aptitude .aptitude-img-list .aptitude-img1 {
  width: 383px;
}

.aptitude .aptitude-img-list img {
  width: 100%;
  height: 100%;
}

.aptitude .aptitude-img-list .aptitude-img1 .img {
  width: 383px;
  height: 257px;
}

.aptitude .aptitude-img-list .txt {
  margin: 13px 0;
  text-align: center;
  letter-spacing: 2px;
}

.aptitude .aptitude-img-list .aptitude-img2 .img {
  width: 355px;
  height: 257px;
}

.aptitude .aptitude-img-list .aptitude-img3 .img {
  width: 182px;
  height: 257px;
}

.aptitude .aptitude-img-list .aptitude-img4 .img {
  width: 213px;
  height: 300px;
}

.aptitude .aptitude-img-list .aptitude-img-box {
  display: flex;
  justify-content: space-between;
  /* width: 710px; */
}

.awards {
  width: 100%;
  height: 580px;
  background-image: url('../images/about/C\ 关于我们\ 07banner@2x@2x.png');
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.awards .awards-title-e {
  margin: 43px 0 10px;
  font-weight: 800;
  font-size: 32px;
  color: #FFFFFF;
  line-height: 45px;
  text-align: center;
}

.awards .awards-title {
  margin-bottom: 24px;
  font-weight: 600;
  font-size: 28px;
  color: #FFFFFF;
  line-height: 39px;
  text-align: center;
}

.awards .awards-img-list {
  display: flex;
  justify-content: space-between;
}

.awards .awards-img-list .awards-img {
  width: 212px;
}

.awards .awards-img-list .awards-img .img {
  width: 212px;
  height: 312px;
}

.awards .awards-img-list .awards-img .img img {
  width: 100%;
  height: 100%;
}

.awards .awards-img-list .awards-img .icon {
  margin: 0 auto;
  width: 0;
  height: 0;
  border-left: 7.5px solid transparent;
  border-right: 7.5px solid transparent;
  border-bottom: 11px solid #ffffff;
}

.awards .awards-img-list .awards-img .txt {
  margin-top: 10px;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 32px;
  letter-spacing: 2px;
  text-align: center;
}

.corporation.corporation-phone .sec-cont{
  padding: 0 20px;
}

.bg.bg-phone .sec-cont{
  padding: 0 20px;
}