@charset "UTF-8";
/* //颜色 */
/* //颜色释义 */
/* //字体大小 字体相关*/
.index-slider {
  height: 782px;
  text-align: center;
  background: url(https://static.nextpcb.com/images/nextdfm/index-slider-bg.webp) no-repeat center center;
  background-color: #003567;
}

.index-slider-item {
  padding-top: 90px;
}

.index-slider-item h2 {
  line-height: 1.1;
  height: 104px;
}

.index-slider-item h4 {
  height: 24px;
}

.index-slider-item p {
  height: 16px;
}

.index-slider-item-btn a {
  color: #fff;
  font-size: 24px;
  width: 200px;
  height: 54px;
  line-height: 54px;
  border-radius: 200px;
  border: 2px solid #fff;
  font-weight: 700;
  padding: 0 19.9998px;
  background-color: #EB0303;
  -webkit-transition: 0.4s all;
  -ms-transition: 0.4s all;
  -o-transition: 0.4s all;
  transition: 0.4s all;
}

.breathing-btn {
  transition: all 0.2s ease-in-out;
  /* 平滑过渡 */
  animation: breathing 1s ease-in-out infinite;
  /* 呼吸动画 */
}

.breathing-btn:hover {
  animation-play-state: paused;
}

/* 定义呼吸动画 */
@keyframes breathing {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
    /* 在50%时放大10% */
  }
  100% {
    transform: scale(1);
  }
}

.index-biz {
  padding-top: 100px;
  padding-bottom: 72px;
}

.index-biz-item {
  width: 218px;
  height: 262px;
  text-align: center;
  float: left;
  border: 1px solid #fff;
  -webkit-transition: 0.4s all;
  -ms-transition: 0.4s all;
  -o-transition: 0.4s all;
  transition: 0.4s all;
}

.index-biz-item dt {
  height: 60px;
  font-size: 60px;
  padding-top: 40px;
  padding-bottom: 40px;
}

.index-biz-item dd {
  line-height: 1.5;
}

.index-biz-item:hover {
  background-color: #fffdf9;
  border-color: #fd9f24;
}

.index-intro {
  height: 634px;
  min-width: 1460px;
  background: url(../jpg/index-intro-bg.jpg) no-repeat center center;
}

.index-intro-wrap {
  max-width: 1460px;
  min-width: 1200px;
  margin: 0 auto;
}

.index-intro-img {
  width: 700px;
  height: 634px;
  text-align: center;
}

.index-intro-content {
  padding: 70px 0 0 50px;
}

.index-video {
  padding: 72px 0;
}

.index-video h5 {
  color: #292D2E;
}

.index-video-list {
  padding-top: 55px;
  text-align: center;
}

.index-video-item {
  text-align: left;
  display: inline-block;
}

.index-video-img {
  position: relative;
  cursor: pointer;
}

.index-video-img .icon-play {
  position: absolute;
  width: 53px;
  height: 53px;
  line-height: 53px;
  left: 50%;
  top: 50%;
  margin-top: -26px;
  margin-left: -26px;
  font-size: 53px;
  color: #fff;
  opacity: 0.8;
  -webkit-transition: 0.4s all;
  -ms-transition: 0.4s all;
  -o-transition: 0.4s all;
  transition: 0.4s all;
}

.index-video-img:hover .icon-play {
  opacity: 1;
}

section {
  min-width: 1200px;
}