Front_End_CN/src/pages/home/style.css

.home-layout {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding-left: 30px;
  padding-right: 30px;
}

.ov {
  overflow: hidden;
}

.home_1 {
  position: relative;
}


.home_1 > div {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0,0,0,0.5);
  color: transparent;
  z-index: 100;
} 

.home_1 > div > div{
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  text-align: center;
  width: 100%;
  color: #fff;
  left: 0;
  box-sizing: border-box;
  padding: 0 30px;
}


.home_1 img {
  width: 100%;
}

.home_1 > div > div h1 {
  font-size: 40px;
  font-weight: 500;
}

.home_1 > div > div p {
  padding-top: 24px;
  font-size: 20px;
  font-weight: 300;
}


.home_1 video {
    top: 0;
    width: 100%;
    left: 0;
    z-index: 99;
    transition: all 1s ease-in;
    -o-object-fit: cover;
    object-fit: cover;
    -o-object-position: center center;
    object-position: center center;
}

.home_2 {
  margin: 30px auto 30px;
}

.home_2 h2 {
  margin-bottom: 35px;
  text-align: center;
}

.h_2_layout > a {
  position: relative;
  overflow: hidden;
}


.h_2_layout > a:hover .img {
  transform: scale(1.1)
}

.h-m-1 > .img,
.h-m-2 > .img,
.h-m-3 > .img {
  height: 320px;
  display: block;
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  transition: all .3s linear;
}

.h-m-1 > .img::after,
.h-m-2 > .img::after,
.h-m-3 > .img::after {
  position: absolute;
  content: '';
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background: no-repeat center center;
  background-size: cover;
  transition: transform .3s ease-out;
}

.h-m-1 > .img::after {
  background-image: url('http://video.cgaii.com/new4dage/images/images/home_2_a.jpg')
}

.h-m-2 > .img::after {
  background-image: url('http://video.cgaii.com/new4dage/images/images/home_2_b.jpg')
}

.h-m-3 > .img::after {
  background-image: url('http://video.cgaii.com/new4dage/images/images/home_2_c.jpg')
}

.h_2_layout > a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background-color: rgba(0,0,0,0.2);
  z-index: 0;
  transition: all .3s linear;
}

.h_2_layout > a:hover::after {
  background-color: rgba(0,0,0,0.4);
}

.h_2_layout .info {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 20px;
  z-index: 2;
  height: 70px;
  overflow: hidden;
  transition: all .3s linear;
}

.h_2_layout > a:hover .info {
  height: 120px;
}

.h_2_layout h3 {
  font-size: 18px;
  color: #fff;
  margin: 15px 0 10px;
}

.h_2_layout p {
  font-size: 14px;
  color: #fff;
  line-height: 25px;
}

.h_2_layout img {
  width: 100%;
}

.home_3 {
  position: relative;
}

.home_3 > .bg {
  background-color: #000000;
  width: 100vw;
  left: 50%;
  position: absolute;
  margin-left: -50vw;
  top: 0;
  height: 100%;
  z-index: -1;
}

.home_3 {
  color: #fff;
  padding-top: 30px;
}

.home_3 h2 {
  color: inherit;
  margin-bottom: 60px;
  text-align: center;
}

.home_3 h3 {
  color: inherit;
  font-size: 24px;
  margin: 35px 0 24px;
  color: #fff;
  transition: color .3s ease-out
}

.home_3 p {
  color: #626262;
  font-size: 14px;
  line-height: 24px;
}

.catg > a {
  display: block;
  text-decoration: none;
  padding-bottom: 40px;
}

.catg > a:hover h3 {
  color: #00b4ed
}

.catg > a > div {
  height: 210px;
  background: no-repeat center center;
  background-size: auto 100%;

}

.catg > a:nth-child(1) > div {
  background-image: url('http://video.cgaii.com/new4dage/images/images/home_3_b.jpg')
}

.catg > a:nth-child(2) > div {
  background-image: url('http://video.cgaii.com/new4dage/images/images/home_3_c.jpg')
}

.catg > a:nth-child(3) > div {
  background-image: url('http://video.cgaii.com/new4dage/images/images/home_3_a.jpg')
}

.home_4 {
  padding-top: 40px;
  margin-bottom: 20px;
}

.home_4 h2 {
  text-align: center;
  margin-bottom: 20px;
}

.home_4 h3 {
  font-size: 18px;
  color: #000;
  margin: 10px 0 10px;
}

.home_4 p {
  font-size: 14px;
  color: #666666;
  line-height: 24px;
}

.home_4 > div > a {
  width: 100%;
  float: left;
  margin-bottom: 30px;
  text-align: center;
}


.h_5_2 {
  overflow: hidden;
}

.home_5 {
  padding-bottom: 60px;
}

.home_5 > h2 {
  margin-bottom: 65px;
  text-align: center;
}

.h_5_2 > a,
.h_5_2 > div {
  width: calc(50% - 2px);
}

.h_5_2 > a:nth-child(1),
.h_5_2 > div:nth-child(1) {
  float: left;
}

.h_5_2 > a:nth-child(2),
.h_5_2 > div:nth-child(2) {
  float: right;
}

.categ_h_5 > a,
.categ_h_5 > div {
  width: 100%;
}

.h_5_article {
  position: relative;
  margin-bottom: 4px;
  display: block;
  text-decoration: none;
  overflow: hidden;
}

.h_5_article img {
  width: 100%;
  display: block;
  transition: transform .3s ease-out
}


.h_5_article div {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0);
  transition: background-color .3s ease-out
}

.h_5_article p {
  color: #fefefe;
  font-size: 14px;
  left: 12px;
  bottom: 12px;
  right: 12px;
  position: absolute;
  transition: transform .3s ease-out
}


.h_5_article:hover img {
  transform: scale(1.1)
}
.h_5_article:hover div {
  background-color: rgba(0,0,0,0.4)
}

.h_5_article:hover p {
  transform: translateY(-20px)
}

.home_6 {
  padding-bottom: 40px;
}

.home_6 h2 {
  text-align: center;
  margin-bottom: 40px;
}

.h_6_slide_item {
  display: block;
  text-decoration: none;
}


.item-content > div {
  height: 140px;
  overflow: hidden;
  color: #666666;
  margin-bottom: 20px;
  font-size: 14px;
  line-height: 20px;
}

.item-content > a {
  font-size: 14px;
  color: #00b4ed;
  display: inline-block;
  margin-top: 15px;
  
}

.h_6_slide_item p{
  font-size: 14px;
  color: #010101;
}

.item-img {
  float: left;
}

.item-img > div {
  position: relative;
}

.item-img img {
  display: block;
  width: 100%;
  margin-bottom: 20px;
}

.item-content {
  margin-top: 20px;
  float: right;
}

.item-content h3{
  color: #000000;
  font-size: 18px;
  margin-bottom: 40px;
}

.h_6_slide_foot {
  position: absolute;
  width: 100%;
  left: 0;
  bottom: 20px;
  text-align: center;
}

.h_6_slide_foot span {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid #fff;
  margin-left: 10px;
  cursor: pointer;
}

.h_6_slide_foot span.active {
  background-color: #fff;
}

.home_7 {
  padding-bottom: 100px;
}

.home_7 h2 {
  text-align: center;
}

.home_7 img {
  width: 100%;
  margin-top: 34px;
}

.home_7 .phone-cls {
  overflow: hidden;
}

.home_7 .phone-cls img {
  width: 50%;
  margin-top: 5px;
  /* float: left */
}

.home_8 {
  padding-top: 42px;
  position: relative;
  padding-bottom: 30px;
}

.home_8 > .bg {
  position: absolute;
  left: 50%;
  top: 0;
  width: 100vw;
  margin-left: -50vw;
  background: url('http://video.cgaii.com/new4dage/images/images/team.jpg') no-repeat center center;
  background-size: cover;
  height: 100%;
  z-index: -1;
}

.home_8 > .bg::after {
  content: '';
  display: block;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  position: absolute;
  background-color: rgba(0,0,0,0.7);
}

.home_8 > h2 {
  color: #fff;
  text-align: center;
}

.home_8 > p {
  font-size: 14px;
  text-align: center;
  color: #fff;
  margin-top: 25px;
}

.h_8_catg {
  margin-top: 85px;
}

.corse-item-slide {
  text-align: center;
}

.course-item {
  width: 100%;
  float: left;
}

.time-zhou {
  overflow: hidden;
  margin-top: 20px;
}

.time-zhou span {
  font-size: 16px;
  color: #fff;
  width: 20%;
  float: left;
  text-align: center;
  line-height: 40px;
}

.time-zhou span.active {
  font-weight: bold;
  font-size: 30px;
  line-height: 30px;
}

@media screen and (max-width: 425px) {
  .time-zhou span.active {
    font-size: 20px;
    line-height: 36px;
  }
}


.h_8_catg h3 {
  font-size: 30px;
  margin-bottom: 25px;
  color: #fff;
}

.h_8_catg h3 span {
  font-size: 18px;
  display: block;
  margin-top: 10px;
}


.h_8_catg p {
  font-size: 14px;
  line-height: 20px;
  color: #fff;
  text-align: left !important;
  margin-top: 10px;
}

.h_8_catg p::before {
  content: '●';
  margin-right: 10px;  
}


.h_2_layout > a {
  display: block;
  margin-bottom: 15px;
}

.h_2_layout > a > div:hover::after {
  transform: scale(1.1)
}

.home_5 > h2 {
  margin-bottom: 30px;
}

.h_8_catg {
  margin-top: 25px;
}

@media screen and (min-width: 700px) {
  .catg > a {
    float: left;
    width: 30%;
    padding-bottom: 120px
  }

  .catg > a:nth-child(2) {
    margin-left: 5%;
    margin-right: 5%;
  }

  .catg > a > div {
    height: 226px;
    background-size: 100% auto;
  }

  .h-m-1 {
    width: 49%;
    float: left;
  }

  .home_1>div>div h1 {
    font-size: 50px;
  }

  .home_1>div>div p {
    font-size: 20px;
  }

  .h_2_layout .h-m-2 {
    float: right;
    width: 49%;
    margin-bottom: 2%;
  }

  .h-m-3 {
    float: right;
    width: 49%;
  }

  .h-m-2>.img,
  .h-m-3>.img,
  .h-m-1>.img {
    width: 100%;
    /* position: static; */
    left: inherit;
    right: inherit;
    margin: 0;
    height: 270px;
    overflow: hidden;
  }

  .h-m-1>.img {
    height: 562px;
  }
}

@media screen and (min-width: 1040px) {
  .item-content > a {
    display: inline;
  }
  .home_8 {
    padding-top: 72px;
    padding-bottom: 60px;
  }
  .h_8_catg {
    margin-top: 85px;
  }

  .h_2_layout > a {
    margin-bottom: 0;
  }


  .home_4 > div > a {
    width: 23%;
    float: left;
    text-align: left;
    margin-bottom: 110px;
    margin-right: 2.6666% !important;
  }

  .home_4 > div > a:last-child {
    margin-right: 0 !important;
  }

  .categ_h_5 > a,
  .categ_h_5 > div {
    width: calc(50% - 2px);
  }

  .item-img {
    width: 65%;
  }

  .item-content {
    margin-top: 0;
    width: 33%;
  }


  .course-item {
    width: 18%;
    margin-right: 2.5% !important;
    margin-bottom: 60px;
  }

  .course-item:last-child {
    margin-right: 0 !important;
  }

  .home_2 {
    margin: 60px auto 160px;
  }

  .home_3 {
    padding-top: 108px;
  }

  .home_4 {
    padding-top: 100px;
  }

  .home_4 h2 {
    margin-bottom: 80px;
  }

  .home_4 h3 {
    margin: 20px 0 30px;
  }

  .home_5 {
    padding-bottom: 140px;
  }

  .home_5 > h2 {
    margin-bottom: 65px;
  }

  .home_6 {
    padding-bottom: 150px;
  }

  .home_6 h2 {
    margin-bottom: 80px;
  }

  .item-img img {
    margin-bottom: 0;
  }

  .h_6_slide_item {
    max-height: inherit;
    position: relative;
  }

  .item-content {
    position: absolute;
    top: 0;
    right: 0;
    height: 100%;
    box-sizing: border-box;
    padding-top: 80px;
    padding-bottom: 32px;
  }

  .item-content > h3 {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120px;
    overflow: hidden;
  }

  .item-content > div {
    height: auto;
    overflow: hidden;
    height: 100%;
    margin-bottom: 0;
  }
  .item-content > a {
    position: absolute;
    bottom: 0;
    left: 0;
  }

  .home_8 > p {
    font-size: 18px;
    font-weight: bold;
  }

  .h_5_article p {
    font-size: 18px;
    font-weight: bold;
    left: 20px;
    right: 20px;
    bottom: 20px;
  }
}