@-webkit-keyframes ball-scale-multiple {
  0% {
    transform: scale(0) rotate(-90deg);
    opacity: 0;
  }
  5% {
    opacity: 1;
  }
  100% {
    transform: scale(1.2) rotate(90deg);
    opacity: 0;
  }
}
@keyframes ball-scale-multiple {
  0% {
    transform: scale(0) rotate(-90deg);
    opacity: 0;
  }
  5% {
    opacity: 1;
  }
  100% {
    transform: scale(1.2) rotate(90deg);
    opacity: 0;
  }
}
 
.loaderWrap {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0; 
  z-index: 123333333;
}

 
.ball-scale-multiple {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, 50%);
}
.video{
	width: 100%;
  height: 100%;
  object-fit: cover;
   display: block; /* 加上这句可消除默认的 inline 间隙 */
}
 
.ball-scale-multiple > div {
  
  border-radius: 0;
  animation-fill-mode: both;
  position: absolute;
  left: -60px;
  top: -60px;
  opacity: 0;
  margin: 0;
  width: 120px;
  height: 120px;
  animation: ball-scale-multiple 1s 0s linear infinite;
   
}
 
.ball-scale-multiple > div:nth-child(1) {
  animation-delay: -1s;
}
 
.ball-scale-multiple > div:nth-child(2) {
  animation-delay: -0.8s;
}
 
.ball-scale-multiple > div:nth-child(3) {
  animation-delay: -0.6s;
}
 
.ball-scale-multiple > div:nth-child(4) {
  animation-delay: -0.4s;
}
 
.ball-scale-multiple > div:nth-child(5) {
  animation-delay: -0.2s;
}

 
.a-container {
  width: 1170px;
  margin: 20px auto;
}

 
.a-1_2 {
  width: 48%;
  display: inline-block;
  margin: 0 1%;
}


 
.o-sliderContainer {
  overflow: hidden;
  position: relative;
  width: 100%;
  min-height: 200px; 
  float: left;
  margin: 30px 0;
  height: auto;
}
 
.o-sliderContainer.hasShadow {
  box-shadow: 0 39px 22px -29px rgba(0, 0, 0, 0.2);
}
 
.o-sliderContainer:hover .o-slider-next {
  right: 20px;
}
 
.o-sliderContainer:hover .o-slider-prev {
  left: 20px;
}

 
.o-slider--item {
  height: auto;
  width: 0;
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  position: relative;
  float: left;
  transition: all 0.2s cubic-bezier(0.7, 0.18, 0.53, 0.75);
  opacity: 1; 
  transform-origin: center center;
  z-index: 99;
  overflow: hidden;
}
 
.o-slider--item::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;  
  z-index: 0;
  height: 100%;
}
 
.o-slider--item.isActive {
  opacity: 1; 
  background: none;
}
 
.o-slider--item.isMoving {
  opacity: 1; 
  z-index: 100;
}

 
.o-slider {
  width: auto;
  position: relative;
  display: none;
}
 
.o-slider.isVisible {
  display: table; 
}
 
.o-slider.isDraggable {
  cursor: move;
}

 
.o-slider-textWrap {
  left: 2%;
  bottom: 45px;
  height: auto;
  position: absolute;
  text-align: left;
  padding:0;
  width: 100%;
  transition: all 0.4s;
  opacity: 1;
  overflow: visible;
  perspective: 1000px;
  z-index: 2;
}

 
.isActive .o-slider-textWrap::after {
  width: 100%;
  left: 0;
}
 
.isActive .o-slider-paragraph {
  opacity: 1;
  transform: perspective(0) rotateY(0) translate(0, 0);
  transform-origin: 0 0;
  transition-delay: 1s;
}
 
.isActive .o-slider-title {
  opacity: 1;
  transform: perspective(0) rotateY(0) translate(0, 0);
  transform-origin: 0 0;
  transition-delay: 0.2s;
}
 
.isActive .o-slider-subTitle {
  opacity: 1;
  transform: perspective(0) rotateY(0) translate(0, 0);
  transform-origin: 0 0;
  transition-delay: 0.6s;
}

 
.o-slider-title {
  width: auto;
  margin: 0 0 5px 0;
  height: auto;
  color: #fff;
  text-shadow: 2px 2px 2px rgba(0, 0, 0, 0.2);
  font-size: 1.4rem;
  display: inline-block;
  padding: 0;
  transition: all 0.4s;
  transform-origin: 0 0;
  transform: perspective(1000px) rotateY(120deg) translate(100px, -100px);
  opacity: 0;
  position: relative;
  z-index: 1;
}

 
.o-slider-subTitle {
  width: auto;
  margin: 0 0 5px 0;
  height: auto;
  color: #fff;
  text-shadow: 2px 2px 2px rgba(0, 0, 0, 0.2);
  font-size: 1.4rem;
  display: inline-block;
  padding: 0;
  transition: all 0.4s;
  transform-origin: 0 0;
  transform: perspective(1000px) rotateY(120deg) translate(100px, -100px);
  opacity: 0;
  position: relative;
  z-index: 1;
  font-size: 1.2rem;
}

 
.o-slider-paragraph {
  width: auto;
  margin: 0 0 5px 0;
  height: auto;
  color: #fff;
  text-shadow: 2px 2px 2px rgba(0, 0, 0, 0.2);
  font-size: 1.4rem;
  display: inline-block;
  padding: 0;
  transition: all 0.4s;
  transform-origin: 0 0;
  transform: perspective(1000px) rotateY(120deg) translate(100px, -100px);
  opacity: 0;
  position: relative;
  z-index: 1;
  font-size: 0.8rem;
  max-width: 100%;
  display: none;
}

@media screen and (min-width: 768px) {
 
  .o-slider-textWrap {
    left: 5%;
    width: 90%;
  }

 
  .o-slider-title {
    font-size: 1.8rem;
  }

 
  .o-slider-subTitle {
    font-size: 1.4rem;
  }

 
  .o-slider-paragraph {
    max-width: 60%;
    font-size: 1rem;
    display: block;
  }
}
@media screen and (min-width: 1024px) {
 
  .o-slider-pagination {
    bottom: 6%;
  }

 
  .o-slider-textWrap {
    left: 0px;
    width: 100%;
    top:calc(50% - 180px);
  }

 
  .o-slider-title {
    font-size: 2rem;
  }

 
  .o-slider-subTitle {
    font-size: 1.6rem;
  }

  
  .o-slider-paragraph {
    max-width: 40%;
    font-size: 1.2rem;
  }
}
 
.a-divider {
  display: block;
  width: 100%;
  height: 1px;
  margin: 2px 0;

}

 
.o-slider-controls {
  display: none;
}
 
.o-slider-controls.isVisible {
  display: block;
}

 
.o-slider-pagination {
  bottom: 2%;
  left: 0;
  position: absolute;
  text-align: center;
  width: 100%;
  z-index: 1444000;
  margin: 0;
  padding: 0;
}
 
.o-slider-pagination > li { 
	border-radius:5px;
  overflow: hidden;
  border:none;
  display: inline-block;
  position: relative;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  height: 5px;
  width: 150px;
  margin-left: 10px;
  margin-right:10px;
  transition: all 250ms;
  cursor: pointer;
  background-clip: padding-box;
  z-index: 100;
  background: rgba(255,255,255,0.5); 
}
.nobg .jinDU{
    display: none!important;
} 
 
.isActive .jinDU{
  display:block!important;
}
 
.o-slider--preview {
  position: absolute;
  top: -70px;
  right: auto;
  bottom: auto;
  left: -65px;
  opacity: 0;
  width: 140px;
  height: 60px;
  background-size: cover;
  background-position: center center;
  transition: all 250ms;
  z-index: -1;
  border: 3px solid #000;
  transform: scale(0.2, 0.2);
  transform-origin: center bottom;
  display: none;
}
 
.o-slider--preview::before {
  content: "";
  position: absolute;
  top: auto;
  right: auto;
  bottom: -13px;
  left: 50%;
  margin: 0 0 0 -5px;
  height: 0;
  width: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 10px solid #000;
}

 
.o-slider--preview.isActive,
.o-slider-pagination li:hover .o-slider--preview {
  opacity: 1;
  position: absolute;
  top: -76px;
  right: auto;
  bottom: auto;
  left: -65px;
  transform: scale(1, 1);
}

@media screen and (min-width: 768px) {
 
  .o-slider--preview {
    display: block;
  }
}
 
.o-slider-arrows {
  margin: 0;
  list-style: none;
  display: block;
}
 
.o-slider-next,
.o-slider-prev { 
    border-radius: 50%;
    background: rgba(255,255,255,0);
    position: absolute;
    left: 20px;
    top: 45%;
    margin-top: -35px;
    width: 50px;
    height: 50px;
    z-index: 999;
    opacity: 1;
}


.o-slider-next i,
.o-slider-prev i {
  position: absolute;
  top: 50%;
  left: 0;
  margin: -12px 0 0;
  text-align: center;
  width: 100%;
  font-size: 1.8rem;
  color: #fff;
}

 
.o-slider-next {
  left: auto;
  right: 20px;
}
 
.isDisabled {
  opacity: 0.1;
  cursor: auto;
}

@media screen and (max-width: 1280px) {
 
  .a-container {
    width: 970px;
  }
}
@media screen and (max-width: 1024px) {
  
  .o-slider-arrows {
    display: none;
  }

 
  .o-sliderContainer {
    height: 450px;
    width: 100%;
    margin: 0 0 50px 0;
  }
 
  .o-slider--item {
    height: 450px;
  }
}
@media screen and (max-width: 768px) {
 
  .a-container {
    width: 90%;
    margin: 20px auto;
  }

 
  .a-1_2 {
    width: 100%;
    display: block;
    margin: 0;
  }

 
  .o-slider-arrows {
    display: none;
  }
 
  .o-sliderContainer {
    height: 350px;
  }

 
  .o-slider--item {
    height: 350px;
  }

 
  .o-slider-panel img {
    left: -15%;
    width: 130%;
  }
}
@media screen and (max-width: 480px) {
 
  .o-slider--item {
    height: 270px;
  }
 
  .o-slider--item img {
    left: -20%;
    width: 140%;
  }

 
  .o-sliderContainer {
    height: 270px;
  }
}