body {
  min-width: 1200px;
  max-width: 2000px;
  margin: auto;
}

.banner {
  width: 100%;
  height: 693px;
  background: url(../images/banner.jpg) no-repeat top center;
  background-size: auto;
}

.wrap {
  position: relative;
}

.footer {
  border-top: 1px solid #eee;
  width: 1200px;
}

.footer-icon {
  margin-top: 30px;
  text-align: center;
}

.footer-icon a {
  padding: 0 10px;
}

.m-footer {
  text-align: center;
  padding: 10px 0;
  font-size: 14px;
  border-top: 1px solid #eee;
  background-color: #fff;
  display: none;
}

.container {
  width: 1200px;
  margin: auto;
  min-height: 640px;
  margin-top: -100px;
}

.index .container {
  padding-bottom: 50px;
}

.list .item {
  float: left;
  width: 280px;
  margin: 10px;
  margin-bottom: 10px;
}

.list .item a {
  display: block;
}

.bg-img {
  width: 100%;
  height: 624px;
  background: url(../images/bg-img.jpg) no-repeat top center;
  background-size: auto;
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: -1;
}

.list .video-img {
  width: 280px;
  height: 157.5px;
  object-fit: cover;
}

.list .title {
  font-size: 16px;
  color: #000;
  text-align: center;
  margin: 8px 0;
  min-height: 40px;
  display: -webkit-box;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.article-title {
  font-size: 30px;
  font-weight: bold;
  padding: 30px 0;
  line-height: 1.5;
  /* border-bottom: 1px solid #eee; */
}

.article-meta {
  font-size: 16px;
  border-bottom: 1px solid #eee;
  padding: 10px 0;
  color: #999999;
  position: relative;
  line-height: 35px;
}

.article-meta span {
  margin-right: 15px;
}

.article-content {
  margin-top: 40px;
  text-align: justify;
}

.article-content p {
  display: block;
  text-indent: unset;
}

/* 小于750像素 */
@media (max-width: 750px) {
  body {
    min-width: auto;
    width: 100%;
  }

  .banner {
    background: url(../images/m_banner.png) no-repeat center;
    background-size: cover;
    height: 56vw;
  }

  .container {
    width: 100%;
    margin-top: 10px;
  }

  .list .item {
    width: 100%;
    box-sizing: border-box;
    float: none;
    margin: auto;
    padding: 10px 15px;
    margin-bottom: 0;
  }

  .list .title {
    min-height: auto;
  }

  .list .video-img {
    display: block;
    width: 92vw;
    height: 51.75vw;
    margin: auto;
  }

  .detail {
    padding: 0 20px;
    box-sizing: border-box;
    width: 100%;
  }

  .article-title {
    font-size: 6vw;
    text-align: justify;
    padding: 10px 0;
    border-bottom: none;
  }



  .article-content video {
    width: 100% !important;
    height: auto;
  }

  .footer {
    display: none;
  }

  .m-footer {
    display: block;
  }
}