@charset "UTF-8";

/*µ¯ÐÔºÐÑùʽ*/
.f-no {
  display: flex;
  flex-flow: row wrap;
}

.f-no-b-center {
  display: flex;
  flex-flow: row wrap;
  justify-content: space-between;
  align-items: center;
}

.f-no-b-start {
  display: flex;
  flex-flow: row wrap;
  justify-content: space-between;
  align-items: flex-start;
}

.f-no-b-stretch {
  display: flex;
  flex-flow: row wrap;
  justify-content: space-between;
  align-items: stretch;
}

.f-no-c-center {
  display: flex;
  flex-flow: row wrap;
  justify-content: center;
  align-items: center;
}

.f-no-c-start {
  display: flex;
  flex-flow: row wrap;
  justify-content: center;
  align-items: flex-start;
}

.f-no-c-stretch {
  display: flex;
  flex-flow: row wrap;
  justify-content: center;
  align-items: stretch;
}

.f-no-s-center {
  display: flex;
  flex-flow: row wrap;
  justify-content: flex-start;
  align-items: center;
}

.f-no-s-end {
  display: flex;
  flex-flow: row wrap;
  justify-content: flex-start;
  align-items: flex-end;
}

.f-no-s-stretch {
  display: flex;
  flex-flow: row wrap;
  justify-content: flex-start;
  align-items: stretch;
}

.f-no-end-start {
  display: flex;
  flex-flow: row wrap;
  justify-content: flex-end;
}

.f-no-col {
  display: flex;
  flex-flow: column wrap;
}

.f-no-col-b-center {
  display: flex;
  flex-flow: column wrap;
  justify-content: space-between;
  align-items: center;
}

.f-no-col-c-center {
  display: flex;
  flex-flow: column wrap;
  justify-content: center;
  align-items: center;
}

.f-no-col-s-center {
  display: flex;
  flex-flow: column wrap;
  justify-content: flex-start;
  align-items: center;
}

.f-no-col-s-end {
  display: flex;
  flex-flow: column wrap;
  justify-content: flex-start;
  align-items: flex-end;
}

.f-no-col-c-start {
  display: flex;
  flex-flow: column wrap;
  justify-content: center;
  align-items: flex-start;
}

.f-no-col-b-start {
  display: flex;
  flex-flow: column wrap;
  justify-content: space-between;
  align-items: flex-start;
}

.f-no-col-end-start {
  display: flex;
  flex-flow: column wrap;
  justify-content: flex-end;
  align-items: flex-start;
}



.line-1 {
  line-height: 1.1;
}

.line-2 {
  line-height: 1.2;
}

.line-3 {
  line-height: 1.3;
}

.line-4 {
  line-height: 1.4;
}

.line-5 {
  line-height: 1.5;
}

.line-6 {
  line-height: 1.6;
}

.line-7 {
  line-height: 1.7;
}

.line-8 {
  line-height: 1.8;
}

.line-9 {
  line-height: 1.9;
}

.line-10 {
  line-height: 2;
}

.line-11 {
  line-height: 2.1;
}

.line-12 {
  line-height: 2.2;
}

.tran-middle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(calc(-50% + 0.5px), calc(-50% + 0.5px));
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.text-center {
  text-align: center;
}


.col1 {
  color: #ff6600;
}

.about-list1 {
  background: url(/bocstatic/web/zimg/about1img1.jpg) no-repeat center center;
  background-size: cover;
  padding: 3.25rem 0 0;

}

.about-list1 .contentbox {
  align-items: stretch;
}

.about-list1 .rightbox {
  width: 33.125%;
  margin-right: 1.8rem;
  align-items: flex-end;
}

.about-list1 .leftbox {
  width: 50.6%;
  padding-bottom: 2rem;
}

.about-list1 .leftbox .tip {
  margin-bottom: .7rem;
}

.about-list1 .leftbox .tip img {
  margin-right: .2rem;
}

.about-list1 .leftbox .tit2 {
  margin-bottom: .7rem;
}

.about-list1 .leftbox .text {
  border-top: 1px solid #e1d3c9;
  padding-top: 1.35rem;
  margin-top: .75rem;
}

.about-list1 .leftbox .text .tit4 {
  margin-bottom: 1rem;
}


.about-list2 {
  padding: 2.5rem 0 2.4rem;
  background: linear-gradient(0deg, rgba(248, 244, 241, 1) 0%, #fff 100%);
  position: relative;
  z-index: 1;
}

.about-list2 .icon {
  position: absolute;

  right: 18.22%;
  top: 2.2rem;
  width: 7.4rem;
  z-index: 1;
}

.about-list2 .tit3 {
  margin-bottom: 1rem;
  width: calc(100% + 1.5em);
  margin-left: -.75em;

}

.about-list2 .ul {
  height: 15rem;
  overflow: hidden;
}

.about-list2 .ul .bg {
  width: 20rem;
  height: 100%;
  background-size: cover;

}

.about-list2 .ul .li {
  width: calc((100% - 20rem)/3);
  position: relative;
  transition: all .65s;
  overflow: hidden;
}

.about-list2 .ul .li .icon2 {
  margin-bottom: 1rem;
}

.about-list2 .ul .li .tit4 {
  margin-bottom: .35rem;
}

.about-list2 .ul .li.active .tit4 {
  color: #ff6600;
}

.about-list2 .ul .li:before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  background: rgba(0, 0, 0, .08);
  backdrop-filter: blur(8px);
  z-index: 1;
}

.about-list2 .ul .li .tit5 {
  opacity: .6;
}

.about-list2 .ul .li .icon2 {
  width: 1.25rem;
  height: 1.25rem;
  filter: grayscale(100%) brightness(10);
  opacity: .95;
}

.about-list2 .ul .li .icon2 img {
  height: 1.2rem;
}

.about-list2 .ul .li .text {
  width: 100%;
  padding: 0 5%;
  z-index: 5;
  transition: all .65s;
}

.about-list2 .ul .li .tit6 {
  margin-top: .55rem;
  width: 5.5rem;
  display: none;
}

.about-list2 .ul .li:after {
  content: "";
  background: url(/bocstatic/web/zimg/about2bg.png) no-repeat center bottom;
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  bottom: 0;
  z-index: 1;
  opacity: 0;
  transition: all .65s;
}

.about-list2 .ul .li.active {
  width: 20rem;
}

.about-list2 .ul .li.active:before {
  display: none;
}

.about-list2 .ul .li.active .text {
  justify-content: flex-start;
  align-items: flex-start;
  padding: 0 2rem;
  height: calc(15rem - 3rem);
}

.about-list2 .ul .li.active .text .icon2 {
  width: 2.2rem;
  height: 2.2rem;
  background: #fff;
  border-radius: 50%;
}

.about-list2 .ul .li.active .text .icon2 {
  filter: grayscale(0);
  opacity: 1;
}

.about-list2 .ul .li.active .text .tit6 {
  display: block;
}

.about-list2 .ul .li.active:after {
  opacity: 1;
}

.about-list3 {
  padding: 2.9rem 0 3rem;
  background-color: #f7f3f0;
  position: relative;
  z-index: 1;
}

.about-list3 .tit2 {
  width: 100%;
}

.about-list3 .imgbox3-container {
  margin-top: 1.5rem;
  padding-bottom: 1.5rem;
}

.about-list3 .imgbox3-pagination {
  position: absolute;
  bottom: 0;
}

.about-list3 .imgbox3-pagination span {
  width: 10px;
  height: 10px;
  background: #b5b5b5;
  border-radius: 0;
  margin: 0 6px;
}

.about-list3 .imgbox3-pagination span.swiper-pagination-bullet-active {
  background: #ff6600;
}

.about-list3 .swiper-slide {
  overflow: hidden;
}

.about-list3 .item {
  background: #faf0ee;
  padding: 1.5rem 1.25rem;
  height: 12.5rem;
  overflow: hidden;
  transition: all .5s;
}

.about-list3 .item .numbox {
  margin-bottom: .4rem;
  transition: all .5s;
  white-space: nowrap;
}

.about-list3 .item span {
  transition: all .5s;
}

.about-list3 .item sup {
  color: #4b4948;
  top: -0.85em;
  transition: all .5s;
}

.about-list3 .item .p {
  color: #4b4948;
  transition: all .5s;
}

.about-list3 .item .icon {
  position: absolute;
  left: 1.25rem;
  top: 1.4rem;
  width: 2rem;
  height: 2rem;
  transition: left .7s, transform .7s;
  z-index: 2;
}

.about-list3 .item .text {
  position: absolute;
  bottom: 1.25rem;
  width: 100%;
  /*padding: 0 .5rem;*/
  padding: 0 1.25rem;
  left: 0;
  z-index: 2;
}

@media (min-width: 1025px) {
  .about-list3 .tit2 br{
    /*display: none;*/
  }
  .about-list3 .item:hover {
    background: #fd8433;
    background-image: linear-gradient(180deg, #ff9751, #ff6600, #ff6600);
  }

  .about-list3 .item:hover .text span {
    color: #fff;
    display: inline-block;
    transform: scale(1.2);
  }

  .about-list3 .item:hover .text sup {
    color: #fff;
  }

  .about-list3 .item:hover .text .p {
    color: #fff;
  }

  .about-list3 .item:hover .icon {
    filter: grayscale(100%) brightness(10);
		/*left:6.25rem;*/
		left: 60%;
		transform:scale(3);
	    /*opacity: .5;*/
    /*filter: grayscale(100%) brightness(10);*/
    /*left: 5rem;*/
    /* transform: scale(3); */
    opacity: .15;
    top: 2.5rem;
  }
}


.about-list4 {
  padding: 3.25rem 0 4rem;
  background: #f7f3f0;
  z-index: 2;
}

.about-list4 .tit2 {
  margin-bottom: .4rem;
}

.about-list4 .tit3 {
  width: 1000px;
  max-width: 100%;
}

.about-list4 .tit4 {
  margin-top: .75rem;
}

.about-list4 .imgbox {
  margin-top: 1rem;
}

.about-list4 .imgbox img {
  max-width: 80%;
}

.about-list5 {
  padding: 3rem 0 5rem;
  background: #fff;
  z-index: 2;
}

.about-list5 .tit3 {
  margin-bottom: 1rem;
}

.about-list5 .videobox {
  width: 100%;
  height: calc(530rem / 40);
  position: relative;
  z-index: 2;
}

.about-list5 .videobox video {
  width: 100%;
  height: 100%;
  position: relative;
  z-index: 1;
  object-fit: cover;
}

.pres {
  position: relative;
}

.about-list5 .img {
  width: 45.8%;
  position: absolute;
  right: -2rem;
  /*top:6.5rem;*/
  /*top: -1.95rem;*/
  top: 50%;
  transform: translateY(-50%);
  z-index: 1;
  height: calc(100% + 3.9rem);
}

.about-list5 .videobtn {
  width: 75px;
  height: 75px;
  cursor: pointer;
  z-index: 3;
}


@media (max-width: 1024px) {
  .about-list2 .ul .li .tit6 {
    width: 12rem;
  }

  .about-list2 .icon {
    right: 8%;
  }
  .about-list3 .tit2{
    /*text-align: left;*/
  }
  .about-list2 .ul.k2-swiper .li{
    width: 100%;
  }
  .about-list2 .ul.k2-swiper .bg{
    padding-top: 75%;
  }
  .about-list2 .ul.k2-swiper{
    height: auto;
  }
  .about-list2 .ul.k2-swiper .li .tit6{
    display: block;
  }
  .about-list2 .ul .li:after{
    opacity: 1;
  }
  .k1-swiper .items.active{
      background-color: #f7f3f0;
    color: #ff6600;
  }
  .k1-swiper .items {
    width: 25%;
    padding-top: 1.2rem;
    padding-bottom: 1rem;
  }
  .k1-swiper .items .tit4{
    color: #4b4948;
    line-height: 1.7;
    width: 4em;
    margin: 0 auto;
    line-height: 1.2;
    height: 2.4em;
  }
  .k1-swiper .items .icon2{
    width: 1.25rem;
    height: 1.25rem;
    margin:0 auto;
    margin-bottom: .5rem;

  }


}

@media (max-width:996px) {
  .about-list2 .ul .li{
    height: auto;
  }
  .about-list2 .ul .li:before{
    backdrop-filter: blur(2px);
    opacity: 0;
  }
  .about-list2 .ul .li .tit6{
    text-align-last:center;
  }
  .about-list2 .ul .li .tit6{
    width: 94%;
  }
	.about-list5 .videobox{
	    height: calc(353rem / 40);
	}
	  .about-list4 .imgbox img{
	  	max-width: 100%;
	  	width: 100%;
	  }

	.about-list1 .rightbox img{
		width: 45%;
		margin:0 auto;
	}
	.about-list1{
		background:#f7f3f0;
	}
	.about-list2 .ul .li:nth-child(n+2){
		/*margin-top: 1rem;*/
	}
	.about-list1 .contentbox{
		width: 100%;
	}
  .about-list1 .leftbox {
    width: 92%;
    margin-left: auto;
    margin-right: auto;
    padding-bottom: 1.25rem;
  }

  .about-list1 .rightbox {
    width: 100%;
    margin-right: 0;
    background: url(/bocstatic/web/zimg/about1img1.jpg) no-repeat center center;
    background-size: cover;
  }

  .about-list1 {
    padding: 2.5rem 0 0;
  }

  .about-list2 {
    padding: 2.5rem 0 3rem;
  }

  .about-list2 .ul .li {
    width: 100%;
  }

  .about-list2 .ul {
    height: auto
  }

  .about-list2 .ul .li.active {
    width: 100%;
  }

  .about-list2 .ul .li {
    /*height: 15rem;*/
  }

  .about-list3 {
    padding: 2rem 0 3rem;
  }

  .about-list4 {
    padding: 2rem 0 3rem;
  }

  .about-list5 {
    padding: 2rem 0 4rem;
  }
}

@media (max-width:767px) {
  .about-list2 .ul .li .tit5{
      opacity: 1;
      font-size: .75rem;
      font-weight: bold;

  }
  .about-list1 .contentbox{
    position: relative;
  }

      .about-list1 .rightbox img {
          width: 100%;
          margin: 0 auto;
      }
            
      .about-list1 .rightbox{
          background: transparent;
          position: absolute;
          top: 0;
          right: 5%;
      }




  .about-list1 .leftbox .text .tit4 br {
    display: none;
  }

  .about-list2 .ul .li.active .text {
    padding: 0 1.2rem;
  }

  .about-list3 .imgbox3-pagination span {
    width: 6px;
    height: 6px;
    margin: 0 4px;
  }

  .about-list5 .img {
    /*top: 11.5rem;*/
    top: 1rem;
    transform: none;
    height: 100%;
    height: calc(100% + 1rem);
    right: auto;
    width: 100%;
    left: 20%;
  }

  .about-list5 .videobtn {
    width: 40px;
    height: 40px;
  }
  .about-list1 .rightbox{
  	/*background: transparent;*/
  	/*position: relative;*/
    width: 20%;
  }
  .about-list1 .rightbox:before{
  	height: 100%;
  	position: absolute;
  	content:"";
  	width: 100%;
  	background: url(/bocstatic/web/img/110101.png) no-repeat center;
  	background-size: 210%;
  	top: -61%;
  	pointer-events:none;
  	z-index: 0;
  }
  .about-list1 .leftbox,
  .about-list1 .rightbox img{
  	position: relative;
  	z-index: 2;
  }


}

@media (max-width: 1680px) {
  .about-list3 .item {
    padding: 1.5rem 1rem;
  }

  .about-list3 .item .text {
    padding: 0 1rem;
  }
}

@media (max-width: 1024px){
  .about-list3 .item .text {
    padding: 0 .5rem;
  }
}<!--ºÄʱ1759904935.2593Ãë-->