.header {
  background-color: rgba(0, 0, 0, 0);
}
.swiper-container > .swiper-wrapper > .swiper-slide {
  overflow: hidden;
}
.swiper-container .footerslide {
  height: 435px !important;
}
.swiper-pagination-bullet {
  background: #771b19;
  opacity: 1;
}
.swiper-pagination-bullet-active {
  background: #ee3523;
}
.section.sty1 {
  background-color: #fff;
}
.sytitle {
  width: 1200px;
  margin: 0 auto 40px;
  text-align: center;
}
.sytitle .inner {
  display: inline-block;
  position: relative;
  color: #212121;
  border-bottom: 4px solid #ee3523;
}
.sytitle .inner .bottomtext {
  position: absolute;
  font-size: 61px;
  color: #f6f6f6;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
}
.sytitle .inner .uptext {
  position: relative;
  z-index: 1;
  font-size: 58px;
}
.sytitle.sty1 .uptext {
  color: #212121;
}
.sytitle.sty1 .bottomtext {
  color: #f6f6f6;
}
.sy-c {
  width: 1200px;
  margin: 0 auto;
  font-size: 0;
}
.sybox1 {
  position: relative;
  background-image: url(../images/sybanner.jpg);
  background-position: center center;
  background-repeat: no-repeat;
}
.sybox1 .swiper-container .swiper-slide img {
  width: 100%;
}
.syslidedown {
  position: absolute;
  width: 100%;
  bottom: 80px;
  text-align: center;
  z-index: 10;
}
.syslidedown .img-btn {
  animation: slide linear 3s infinite;
}
.company-info {
  position: relative;
  padding-top: 1px;
}
.company-info .sy-c {
  height: 40%;
}
.company-info .sy-c > div {
  display: inline-block;
  vertical-align: middle;
  width: 50%;
}
.company-info .sy-c .left {
  padding-right: 58px;
  font-size: 22px;
  color: #313131;
  line-height: 36px;
  text-align: justify;
}
.company-info .sy-c .right .bigimg {
  height: auto;
  width: 90%;
}
.company-video {
  position: relative;
  padding-top: 1px;
}
.company-video .sy-c .sy-video {
  display: block;
  margin: 0 auto;
  width: 960px;
  height: auto;
  border-radius: 6px;
  overflow: hidden;
}
.company-vision .sy-c {
  font-size: 0;
  text-align: center;
}
.company-vision .sy-c .item {
  display: inline-block;
  vertical-align: top;
  margin-left: 50px;
  padding-top: 70px;
  width: 285px;
  height: 298px;
  background-color: #f7f7f7;
  border-radius: 8px;
  text-align: center;
}
.company-vision .sy-c .item .back-img {
  height: 70px;
  background-image: url(../images/sylh1.png);
  background-repeat: no-repeat;
  background-position: center center;
}
.company-vision .sy-c .item:first-child {
  margin-left: 0;
}
.company-vision .sy-c .item .text1 {
  margin-top: 28px;
  font-size: 24px;
  color: #212121;
}
.company-vision .sy-c .item .text2 {
  width: 90%;
  margin: 10px auto 0;
  font-size: 16px;
  color: #545454;
  line-height: 1.5;
}
.company-vision .sy-c .item:nth-child(2) .back-img {
  background-image: url(../images/sylh2.png);
}
.company-vision .sy-c .item:nth-child(3) .back-img {
  background-image: url(../images/sylh3.png);
}
.company-vision .sy-c .item:nth-child(4) .back-img {
  background-image: url(../images/sylh4.png);
}
.company-vision .sy-c .item:hover {
  background-color: #f33d2b;
  color: #fff;
}
.company-vision .sy-c .item:hover .text1 {
  color: #fff;
}
.company-vision .sy-c .item:hover .text2 {
  color: #fff;
}
.company-vision .sy-c .item:hover .back-img {
  background-image: url(../images/sylh1_h.png);
}
.company-vision .sy-c .item:nth-child(2):hover .back-img {
  background-image: url(../images/sylh2_h.png);
}
.company-vision .sy-c .item:nth-child(3):hover .back-img {
  background-image: url(../images/sylh3_h.png);
}
.company-vision .sy-c .item:nth-child(4):hover .back-img {
  background-image: url(../images/sylh4_h.png);
}
.company-dynamics {
  margin: 0 auto;
}
.company-dynamics .sy-c {
  width: 1300px;
}
.company-dynamics .swiper-container1 {
  position: relative;
  width: 1300px;
  padding-left: 20px;
  padding-right: 20px;
  overflow: hidden;
}
.company-dynamics .swiper-container1 .swiper-slide {
  padding: 20px 0;
}
.company-dynamics .swiper-container1 .item {
  display: block;
  padding: 12px;
  border-radius: 10px;
  background: #f6f6f6;
}
.company-dynamics .swiper-container1 .item:hover {
  box-shadow: 0 0 20px #d4d4d4;
}
.company-dynamics .swiper-container1 .item:hover .detail-btn {
  color: #fefefe !important;
  background-color: #fa4a39;
  cursor: pointer;
}
.company-dynamics .swiper-container1 .item .item-img {
  width: 380px;
  height: 130px;
}
.company-dynamics .swiper-container1 .item .box1 {
  margin-top: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 18px;
  color: #212121;
}
.company-dynamics .swiper-container1 .item .box2 {
  display: -webkit-box;
  margin-top: 15px;
  font-size: 14px;
  line-height: 1.5;
  color: #313131;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.company-dynamics .swiper-container1 .item .box3 {
  position: relative;
  margin-top: 20px;
}
.company-dynamics .swiper-container1 .item .box3 .left .toptext {
  color: #545454;
  font-size: 24px;
}
.company-dynamics .swiper-container1 .item .box3 .left .bottomtext {
  color: #545454;
  font-size: 14px;
}
.company-dynamics .swiper-container1 .item .box3 .right {
  position: absolute;
  right: 0;
  top: 0;
}
.company-dynamics .swiper-container1 .item .box3 .right .detail-btn {
  width: 87px;
  height: 30px;
  line-height: 26px;
  text-align: center;
  color: #fa4a39;
  border: 2px solid #fa4a39;
  border-radius: 50px;
  font-size: 14px;
}
.company-dynamics .swiper-button-prev {
  top: 60%;
  left: 50px;
}
.company-dynamics .swiper-button-next {
  top: 60%;
  right: 50px;
}
.company-dynamics .swiper-button-next {
  background: url(../images/right.png) no-repeat;
  background-size: 28px 51px;
  background-position: center;
  background-repeat: no-repeat;
}
.company-dynamics .swiper-button-prev {
  background: url(../images/left.png) no-repeat;
  background-size: 28px 51px;
  background-position: center;
  background-repeat: no-repeat;
}
.company-dynamics .symore-btn {
  display: block;
  margin: 30px auto 0;
  width: 160px;
  height: 44px;
  border-radius: 50px;
  color: #fff;
  line-height: 44px;
  background-color: #fd4e3e;
  font-size: 18px;
  text-align: center;
  cursor: pointer;
}
#myMenu {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
}
#myMenu .menuList {
  margin-top: 20px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #771b19;
  cursor: pointer;
}
#myMenu .menuList.active {
  background-color: #ee3523;
}
#myMenu .menuList a {
  display: block;
  width: 10px;
  height: 10px;
}
@keyframes slide {
  0% {
    opacity: 1;
    transform: translateY(0);
  }
  100% {
    opacity: .5;
    transform: translateY(100%);
  }
}
@media screen and (max-width: 1460px) and (min-width: 768px) {
  .company-dynamics .swiper-button-prev {
    top: 95%;
    left: 460px;
  }
  .company-dynamics .swiper-button-next {
    top: 95%;
    right: 460px;
  }
}
@media screen and (max-width: 768px) {
  .header {
    background-color: rgba(0, 0, 0, 0.86);
  }
  .company-info {
    padding-top: 70px;
  }
  #myMenu {
    right: 10px;
  }
  .sytitle {
    width: 100%;
  }
  .sytitle .inner .bottomtext {
    font-size: 30px;
    top: -40px;
  }
  .sytitle .inner .uptext {
    font-size: 28px;
  }
  .sy-c {
    width: 90%;
  }
  .company-info {
    transform: scale(1) !important;
  }
  .company-info .sy-c > div {
    width: 100%;
  }
  .company-info .sy-c .left {
    padding-right: 0;
    padding-left: 0;
    font-size: 14px;
    line-height: 1.6;
  }
  .company-info .sy-c .right {
    margin-top: 30px;
  }
  .company-info .sy-c .right .bigimg {
    height: auto;
    width: 100%;
  }
  .company-video .sytitle {
    transform: scale(1) !important;
  }
  .company-video .sy-c .sy-video {
    display: block;
    margin: 0 auto;
    width: 100% !important;
    height: auto;
  }
  .company-vision {
    transform: scale(1) !important;
  }
  .company-vision .sy-c .item {
    display: inline-block;
    vertical-align: top;
    margin-left: 0;
    margin-top: 10px;
    padding-top: 15px;
    width: 100%;
    height: 178px;
  }
  .company-vision .sy-c .item:first-child {
    margin-top: 0;
  }
  .company-vision .sy-c .item .back-img {
    transform: scale(0.9);
  }
  .company-vision .sy-c .item .text1 {
    width: 100%;
    margin: 18px auto 0;
    font-size: 14px;
  }
  .company-vision .sy-c .item .text2 {
    width: 80%;
    margin: 10px auto 0;
    font-size: 12px;
    line-height: 1.5;
  }
  .company-dynamics {
    transform: scale(1) !important;
    margin: 0 auto;
  }
  .company-dynamics .sy-c {
    width: 100%;
  }
  .company-dynamics .swiper-container1 {
    position: relative;
    width: 100%;
    padding-left: 20px;
    padding-right: 20px;
    overflow: hidden;
  }
  .company-dynamics .swiper-container1 .swiper-slide {
    padding: 20px 0;
  }
  .company-dynamics .swiper-container1 .item {
    display: block;
    padding: 12px;
    border-radius: 10px;
  }
  .company-dynamics .swiper-container1 .item .item-img {
    width: 100%;
    height: auto;
  }
  .company-dynamics .swiper-container1 .item .box1 {
    margin-top: 12px;
    font-size: 16px;
  }
  .company-dynamics .swiper-container1 .item .box2 {
    display: -webkit-box;
    margin-top: 15px;
    font-size: 14px;
    line-height: 1.5;
  }
  .company-dynamics .swiper-container1 .item .box3 {
    position: relative;
    margin-top: 20px;
  }
  .company-dynamics .swiper-container1 .item .box3 .left .toptext {
    color: #545454;
    font-size: 18px;
  }
  .company-dynamics .swiper-container1 .item .box3 .left .bottomtext {
    color: #545454;
    font-size: 12px;
  }
  .company-dynamics .swiper-container1 .item .box3 .right {
    position: absolute;
    right: 0;
    top: 10px;
  }
  .company-dynamics .swiper-container1 .item .box3 .right .detail-btn {
    width: 60px;
    height: 26px;
    line-height: 24px;
    border: 1px solid #fa4a39;
    border-radius: 50px;
    font-size: 12px;
  }
  .company-dynamics .swiper-button-prev {
    transform: scale(0.5);
    top: 85%;
    left: 160px;
  }
  .company-dynamics .swiper-button-next {
    transform: scale(0.5);
    top: 85%;
    right: 160px;
  }
  .company-dynamics .symore-btn {
    margin: 50px auto 0;
    width: 110px;
    height: 34px;
    border-radius: 50px;
    line-height: 34px;
    font-size: 14px;
  }
}