.index_box .head_about {
  transition: background .3s, border .3s, border-radius .3s, box-shadow .3s, -webkit-border-radius .3s, -webkit-box-shadow .3s;
}

.index_box_max {
  width: 100%;
}

.container_max {
  width: 100%;
}

p {
  margin-bottom: 1.6em;
}

.light_bg {
  width: 100%;
}

.light_bg img {
  width: 100%;
  height: auto;
}

.intro_max {
  max-width: 100%;
  text-align: center;
  line-height: 1.5;
  letter-spacing: 1px;
  margin: 0 auto;
  font-size: 16px;
}

.about_pholosophy_list {
  display: flex;
  width: 100%;
  justify-content: flex-start;
  background-image: url('../images/about-business-pholosophy-bg.png');
  background-position: bottom center;
  background-repeat: no-repeat;
  background-size: contain;
  /* margin-top: 60px; */
  margin-bottom: 0px;
  /* padding: 0% 4% 5% 4%; */
}

.about_pholosophy_list li:nth-child(2n) {
  margin-top: 50px;
}

.about_pholosophy_list .about_pholosophy_li {
  width: 25%;
  padding: 2%;
}

@media (min-width: 1470px) {
  .about_pholosophy_li_item {
    perspective: 1000px;
    transform-style: preserve-3d;
    /* height: 335px; */
    position: relative;
  }

  .about_pholosophy_li_item_down {
    margin-top: 50px;
  }

  .about_pholosophy_transform {
    transform-style: preserve-3d;
    transition: all .6s ease-in-out;
    backface-visibility: hidden;
    position: relative;
  }

  .about_pholosophy_front {
    z-index: 1;
    position: absolute;
    width: 100%;
    height: 100%;
    /*background-image: url('../images/about-excellence-cn.png');*/
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
    backface-visibility: hidden;
    background-attachment: scroll;
  }

  .about_pholosophy_back {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: url('../images/about-excellence-bg.1.png');
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
    backface-visibility: hidden;
    background-attachment: scroll;
    transform: rotateX(180deg) rotateY(0);
  }

  .about_pholosophy_li_item:hover .about_pholosophy_front {
    transform: rotateX(-180deg) rotateY(0);
    /* display: none; */
  }

  .about_pholosophy_li_item:hover .about_pholosophy_back {
    /* display: block; */
    transform: none;
  }

  .about_pholosophy_back_body {
    padding: 4em 2em;
    text-align: center;
    width: 100%;
    height: 100%;
    transform: translateZ(.1px);
  }

  .about_pholosophy_back_title {
    font-size: 34px;
    color: #FFF;
  }

  .about_pholosophy_back_title:after {
    content: "";
    display: block;
    border-bottom: 3px solid #F3BF00;
    width: 30px;
    margin: 0 auto;
    padding-top: 10px;
  }

  .back_title_en {
    color: #FFF;
    font-size: 20px;
  }

  .back_content {
    font-size: 0.9em;
    font-weight: 400;
    line-height: 1.5em;
    color: #FFF;
  }
}

@media (min-width: 1200px) {
  .about_pholosophy_li_item {
    perspective: 1000px;
    transform-style: preserve-3d;
    height: 310px;
    position: relative;
  }

  .about_pholosophy_transform {
    transform-style: preserve-3d;
    transition: all .6s ease-in-out;
    backface-visibility: hidden;
    position: relative;
  }

  .about_pholosophy_front {
    z-index: 1;
    position: absolute;
    width: 100%;
    height: 100%;
    /* background-image: url('../images/about-excellence-cn.png'); */
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
    backface-visibility: hidden;
    background-attachment: scroll;
  }

  .about_pholosophy_front img {
    margin-left: 9%;
  }

  .about_pholosophy_back {
    position: absolute;
    width: 100%;
    height: 100%;
    /* background-image: url('../images/about-excellence-bg.1.png'); */
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
    backface-visibility: hidden;
    background-attachment: scroll;
    transform: rotateX(180deg) rotateY(0);
  }

  .about_pholosophy_back img {
    margin-left: 9%;
    position: absolute;
    bottom: 0;
    left: 0;
  }

  .about_pholosophy_li_item:hover .about_pholosophy_front {
    transform: rotateX(-180deg) rotateY(0);
    /* display: none; */
  }

  .about_pholosophy_li_item:hover .about_pholosophy_back {
    /* display: block; */
    transform: none;
  }

  .about_pholosophy_back_body {
    padding: 4em 2em;
    text-align: center;
    width: 100%;
    height: 100%;
    transform: translateZ(.1px);
    white-space: wrap;
    overflow: hidden;
    text-overflow: ellipsis;
    z-index: 10;
  }

  .about_pholosophy_back_title {
    font-size: 34px;
    color: #FFF;
  }

  .about_pholosophy_back_title:after {
    content: "";
    display: block;
    border-bottom: 3px solid #F3BF00;
    width: 30px;
    margin: 0 auto;
    padding-top: 10px;
  }

  .back_title_en {
    color: #FFF;
    font-size: 20px;
  }

  .back_content {
    font-size: 0.9em;
    font-weight: 400;
    line-height: 1.5em;
    color: #FFF;
  }
}

@media (max-width: 1199px) {
  .about_pholosophy_li_item {
    perspective: 1000px;
    transform-style: preserve-3d;
    height: 280px;
    position: relative;
  }

  .about_pholosophy_transform {
    transform-style: preserve-3d;
    transition: all .6s ease-in-out;
    backface-visibility: hidden;
    position: relative;
  }

  .about_pholosophy_front {
    z-index: 1;
    position: absolute;
    width: 100%;
    height: 100%;
    /*background-image: url('../images/about-excellence-cn.png');*/
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
    backface-visibility: hidden;
    background-attachment: scroll;
  }

  .about_pholosophy_back {
    position: absolute;
    width: 100%;
    height: 100%;
    /*background-image: url('../images/about-excellence-bg.1.png');*/
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
    backface-visibility: hidden;
    background-attachment: scroll;
    transform: rotateX(180deg) rotateY(0);
  }

  .about_pholosophy_li_item:hover .about_pholosophy_front {
    transform: rotateX(-180deg) rotateY(0);
    /* display: none; */
  }

  .about_pholosophy_li_item:hover .about_pholosophy_back {
    /* display: block; */
    transform: none;
  }

  .about_pholosophy_back_body {
    padding: 4em 2em;
    text-align: center;
    width: 100%;
    height: 100%;
    transform: translateZ(.1px);
  }

  .about_pholosophy_back_title {
    font-size: 34px;
    color: #FFF;
  }

  .about_pholosophy_back_title:after {
    content: "";
    display: block;
    border-bottom: 3px solid #F3BF00;
    width: 30px;
    margin: 0 auto;
    padding-top: 10px;
  }

  .back_title_en {
    color: #FFF;
    font-size: 20px;
  }

  .back_content {
    font-size: 0.9em;
    font-weight: 400;
    line-height: 1.5em;
    color: #FFF;
  }
}

@media (max-width:767px) {
  .about_pholosophy_li_item {
    perspective: 1000px;
    transform-style: preserve-3d;
    height: 280px;
    position: relative;
  }

  .about_pholosophy_transform {
    transform-style: preserve-3d;
    transition: all .6s ease-in-out;
    backface-visibility: hidden;
    position: relative;
  }

  .about_pholosophy_front {
    z-index: 1;
    position: absolute;
    width: 100%;
    height: 100%;
    /*background-image: url('../images/about-excellence-cn.png');*/
    /*background-position: center center;*/
    /*background-repeat: no-repeat;*/
    /*background-size: contain;*/
    /*backface-visibility: hidden;*/
    /*background-attachment: scroll;*/
  }

  .about_pholosophy_back {
    position: absolute;
    width: 100%;
    height: 100%;
    /*background-image: url('../images/about-excellence-bg.1.png');*/
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
    backface-visibility: hidden;
    background-attachment: scroll;
    transform: rotateX(180deg) rotateY(0);
  }

  .about_pholosophy_li_item:hover .about_pholosophy_front {
    transform: rotateX(-180deg) rotateY(0);
    /* display: none; */
  }

  .about_pholosophy_li_item:hover .about_pholosophy_back {
    /* display: block; */
    transform: none;
  }

  .about_pholosophy_back_body {
    padding: 4em 2em;
    text-align: center;
    width: 100%;
    height: 100%;
    transform: translateZ(.1px);
  }

  .about_pholosophy_back_title {
    font-size: 34px;
    color: #FFF;
  }

  .about_pholosophy_back_title:after {
    content: "";
    display: block;
    border-bottom: 3px solid #F3BF00;
    width: 30px;
    margin: 0 auto;
    padding-top: 10px;
  }

  .back_title_en {
    color: #FFF;
    font-size: 20px;
  }

  .back_content {
    font-size: 0.9em;
    font-weight: 400;
    line-height: 1.5em;
    color: #FFF;
  }
}

.about_awards .awards_bg {
  width: 100%;
  height: 100%;
  background-image: url('../images/about-awards-img01.jpg');
  background-position: center right;
  background-repeat: no-repeat;
  background-size: 90% auto;
  opacity: 1;
  padding: 4% 5%;
  position: relative;
}

.about_awards .awards_bg .awards_flex {
  display: flex;
  width: 100%;

}

.awards_flex_bg {
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
  position: absolute;
  background-attachment: scroll;
  background-image: url('../images/about-awards-earth.png');
  background-position: 70% 0px;
  background-repeat: no-repeat;
  background-size: contain;
  opacity: 1;
}

.about_awards .awards_bg .awards_flex .awards_flex_left {
  width: 40%;
  background-image: linear-gradient(150deg, #00A5DCEB 0%, #006CB7EB 100%);
  margin: 0;
  padding: 35px 50px 50px 30px;
  animation-duration: 1.25s;
  border-radius: 0 30px;
  position: relative;
}

.about_awards .awards_bg .awards_flex .awards_flex_left_bg {
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
  position: absolute;
  background-attachment: scroll;
  background-image: url('../images/about-awards-bg.png');
  background-position: center left;
  background-repeat: no-repeat;
  background-size: auto;
  opacity: 1;
}

.awards_flex_left_text {
  display: flex;
}

.awards_flex_left_text .awards_flex_left_text_left {
  width: 16%;
  padding: 10px;
}

.awards_flex_left_text .awards_flex_left_text_right {
  width: 83%;
  padding: 10px;
}

.awards_flex_left_text .awards_text_right_top {
  color: #FFF;
  font-size: 18px;
  font-weight: 700;
}

.awards_flex_left_text .awards_text_slider {
  width: 15%;
  background-color: orange;
  height: 3px;
}

.awards_flex_left_text .awards_text_right_bottom {
  color: #FFF;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.8em;
  margin-bottom: 10px;
}

.awards_bg2 {
  margin-top: 40px;
  width: 100%;
  height: 100%;
  background-image: url('../images/about-awards-img02.jpg');
  background-position: center left;
  background-repeat: no-repeat;
  background-size: 65% auto;
  background-attachment: scroll;
  padding: 4% 5%;
  position: relative;
}

.awards_bg2 .awards_flex {
  display: flex;
  width: 100%;
}

.awards_bg2 .awards_flex .awards_flex_left {
  width: 50%;
}

.awards_bg2 .awards_flex .awards_flex_right {
  width: 50%;
  border-radius: 0 30px;
  background-image: linear-gradient(150deg, #00A5DCEB 0%, #006CB7EB 100%);
  margin: 0px 0px 0px 0px;
  padding: 35px 50px 50px 55px;
  position: relative;
  animation-duration: 1.25s;
}

.awards_bg2 .awards_flex .awards_flex_right_bg {
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
  position: absolute;
  background-attachment: scroll;
  background-image: url('../images/about-awards-bg.png');
  background-position: center left;
  background-repeat: no-repeat;
  background-size: auto;
  opacity: 1;
}

.awards_flex_right_text {
  display: flex;
}

.awards_flex_right_text_left {
  padding: 10px;
}

.awards_bg2 .awards_flex .awards_flex_right_text_left p {
  color: #FFF;
  margin-bottom: 1.6em;
  text-align: justify;
}

.intro_blue {
  color: #006CB7;
  font-size: 25px;
  font-weight: 600;
  margin-top: 15px;
}

.quality_top {
  text-align: center;
}

.quality_top img {
  width: 800px;
  /* height: 616px; */
  margin: 0 auto;
}

.quality_bottom {
  background-image: url('../images/about-quality-bottom-bg.png');
  background-position: top center;
  background-repeat: no-repeat;
  background-size: cover;
  padding: 350px 0px 80px 0px;
}

.quality_bottom .quality_bottom_top {
  z-index: 2;
  max-width: 1140px;
  margin: 0 auto 20px;
  background-color: #FFFFFF47;
  box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.5);
  padding: 30px 50px 30px 50px;
  border-radius: 20px;
  animation-duration: 1.25s;
}

.quality_bottom_top .quality_bottom_top_text {
  color: #FFF;
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.quality_bottom_top .quality_bottom_top_slider {
  width: 15%;
  background-color: orange;
  height: 3px;
  margin-bottom: 20px;
}

.quality_bottom_top .quality_bottom_top_li {
  list-style-type: disc;
  color: #FFF;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.8em;
  margin-bottom: 10px;
}

.about_honor {
  max-width: 1440px;
  margin: 30px auto;
  text-align: center;
}

.honor_tab {
  display: flex;
  justify-content: center;
  align-items: center;
}

.btn_a {
  width: auto;
  height: 56px;
  line-height: 56px;
  border: 1px solid #3f3d86;
  color: #3f3d86;
  margin-right: 18px;
  padding: 0 2.86vw;
  border-radius: 28px;
  font-size: 16px;
}

.o_aaa {
  color: #fff;
  background-color: #3f3d86;
}

.honor_box {
  margin-top: 30px;
}

@media (max-width: 767px) {
    
    .about_pholosophy_list {

    flex-wrap: wrap;
}
.quality_top img {
    width: auto;
    height: 300px;
    margin: 25px auto 15px auto;
}
.quality_bottom {
   
   padding: 30px 0;
}
.quality_bottom {
 background-size: auto;
    background-position: left;
    padding: 10px;
  
}
.quality_bottom_top .quality_bottom_top_text {
   font-size: 22px;
}
.quality_bottom .quality_bottom_top {
   padding: 20px;
}
.intro_blue {
  font-size: 18px;
}
.index_box_max {
    width: 100%;
    padding: 10px;
}
.about_pholosophy_list .about_pholosophy_li {
    width: 50%;
    padding: 2%;
}
.about_pholosophy_list li:nth-child(2n) {
    margin-top: 20px;
}
.light_bg img {
margin: 20px 0;
}
}