body,
  td,
  th {
    font-family: 微软雅黑;
    font-size: 16px;
    color: #000000;
    line-height: 30px;
  }

  body {
    margin-left: 0px;
    margin-top: 0px;
    margin-right: 0px;
    margin-bottom: 0px;
  }

  a {
    font-family: 微软雅黑;
    font-size: 16px;
    color: #000000;
  }

  a:link {
    text-decoration: none;
  }

  a:visited {
    text-decoration: none;
    color: #000000;
  }

  a:hover {
    text-decoration: none;
    color: #009966;
  }

  a:active {
    text-decoration: none;
    color: #000000;
  }

  a.样式2:link {
    color: #ffffff;
    text-decoration: none;
  }

  a.样式2:visited {
    color: #ffffff;
    text-decoration: none;
  }

  a.样式2:hover {
    color: #89fdf9;
  }

  a.样式2:active {
    color: #ffffff;
  }

  .css1 {
    background: #ffffff;
    width: 1350px;
    height: 120px;
    border-radius: 12px;
    margin: 0 auto;
    text-align: center;
    padding: 15px 10px 15px 10px;
  }

  /*  媒体LOGO描边 */
  .mb img {
    /* border:dashed 2px #99ffff; 虚线 */

    border: dashed 3px #99ffff;

    border-right: solid 3px #99ffff;

    border-top: solid 3px #99ffff;

    border-bottom: solid 3px #99ffff;

    border-left: solid 3px #99ffff;

  }


  /*  渐变按钮   */
  .buttons {
    margin: 4%;
    text-align: right;
  }

  .btn-hover {
    width: 80px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    margin: 10px;
    height: 28px;
    text-align: center;
    border: none;
    background-size: 200% 100%;

    border-radius: 50px;
    moz-transition: all .4s ease-in-out;
    -o-transition: all .4s ease-in-out;
    -webkit-transition: all .4s ease-in-out;
    transition: all .4s ease-in-out;
  }

  .btn-hover:hover {
    background-position: 100% 0;
    moz-transition: all .4s ease-in-out;
    -o-transition: all .4s ease-in-out;
    -webkit-transition: all .4s ease-in-out;
    transition: all .4s ease-in-out;
  }

  .btn-hover:focus {
    outline: none;
  }

  .btn-hover.color-1 {
    background-image: linear-gradient(to right, #667eea, #764ba2, #6B8DD6, #8E37D7);
    box-shadow: 0 4px 15px 0 rgba(116, 79, 168, 0.75);
  }

  .btn-hover.color-2 {
    background-image: linear-gradient(to right, #fc6076, #ff9a44, #ef9d43, #e75516);
    box-shadow: 0 4px 15px 0 rgba(252, 104, 110, 0.75);
  }


  /*  图片触碰放大   */
  #div1 img {
    cursor: pointer;
    transition: all 0.2s;
  }

  #div1 img:hover {
    transform: scale(1.06);
  }

  /*  垂直竖线   */
  .sx {
    height: 260px;
    border-left: 1px solid #fff;
  }

  #spzt {
    position: relative;
    left: 0px;
    top: -30px;
    background-color: rgb(0, 0, 0, 0.6);
    text-align: center;
  }

  #spzt a {
    color: white;
  }

  #spzt a:hover {
    font-weight;
    bolder;
    /* color:#06c; */
  }

  .STYLE2 {
    font-size: 18px
  }

  .STYLE27 {
    color: #FFFFFF
  }

  .STYLE28 {
    color: #FFFFFF;
    font-weight: bold;
  }

  .STYLE204 {
    font-family: Arial, Helvetica, sans-serif;
    color: #0066cc;
    font-size: 32px;
    line-height: 25px;
  }

  .STYLE207 {
    font-family: Arial, Helvetica, sans-serif;
    color: #FFFFFF;
    font-size: 16px;
    line-height: 25px;
  }

  /*banner style*/
  .promo .stage ul {
    list-style: none;
    margin: 0;
    padding: 0;
    position: relative;
    height: 100%;
  }

  .promo .stage li {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }

  .promo .stage li.active {
    display: block;
  }

  .slide-content {
    text-align: center;
    padding: 100px 20px;
  }

  .slide-title,
  .slide-subtitle {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
  }

  .slide-content.animate .slide-title {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.3s;
  }

  .slide-content.animate .slide-subtitle {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.8s;
  }

  .slide-title {
    font-size: 2.5em;
    font-weight: bold;
    color: #fff;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 2px;
    line-height: 180%;
  }

  .slide-subtitle {
    font-size: 1.2em;
    color: #fff;
    line-height: 1.6;
  }

  /* 导航样式 */
  .promo .nav {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
  }

  .promo .nav ul {
    display: flex;
    gap: 10px;
  }

  .promo .nav li {
    width: 40px;
    height: 6px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 3px;
    cursor: pointer;
    overflow: hidden;
    position: relative;
  }

  .promo .nav li a {
    display: block;
    width: 100%;
    height: 100%;
    text-indent: -9999px;
  }

  .promo .nav li a.active {
    background: #fff;
  }

  .promo .nav li .loading {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: #fff;
    width: 0;
  }

  /* 箭头样式 */
  .promo .arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    width: 40px;
    height: 40px;
    text-align: center;
    text-decoration: none;
    font-size: 30px;
    border-radius: 50%;
    z-index: 100;
    transition: background 0.3s;
  }

  .promo .arrow:hover {
    background: rgba(0, 0, 0, 0.8);
    color: white;
  }

  .promo .arrow.left {
    left: 20px;
  }

  .promo .arrow.right {
    right: 20px;
  }


  .banner-buttons {
    text-align: center;
    padding: 30px 0;
    position: relative;
    z-index: 1000;
  }

  .register-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    margin: 0 15px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-size: 18px;
    font-weight: bold;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    min-width: 180px;
    border: 2px solid rgba(255, 255, 255, 0.3);
  }

  .register-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
  }

  .register-btn:hover::before {
    left: 100%;
  }

  .register-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(102, 126, 234, 0.6);
    color: white;
  }

  .exhibit-btn {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    box-shadow: 0 8px 25px rgba(240, 147, 251, 0.4);
  }

  .exhibit-btn:hover {
    box-shadow: 0 12px 35px rgba(240, 147, 251, 0.6);
  }

  .btn-icon {
    font-size: 20px;
    margin-right: 8px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
  }

  .btn-text {
    font-family: '微软雅黑', sans-serif;
    letter-spacing: 1px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  }

  /* 脉冲动画效果 */
  @keyframes pulse {
    0% {
      box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    }

    50% {
      box-shadow: 0 8px 25px rgba(102, 126, 234, 0.7);
    }

    100% {
      box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    }
  }

  .participate-btn {
    animation: pulse 2s infinite;
  }

  .exhibit-btn {
    animation: pulse 2s infinite 1s;
  }

  /* 响应式设计 */
  @media (max-width: 768px) {
    .banner-buttons {
      padding: 20px 0;
    }

    .register-btn {
      display: block;
      margin: 10px auto;
      max-width: 200px;
    }
  }

  /* 悬停时停止脉冲动画 */
  .register-btn:hover {
    animation: none;
  }



  /* ... existing code ... */

/* 响应式设计 */
@media (max-width: 768px) {
  .banner-buttons {
    padding: 20px 0;
  }

  .register-btn {
    display: block;
    margin: 10px auto;
    max-width: 200px;
  }
}

/* 悬停时停止脉冲动画 */
.register-btn:hover {
  animation: none;
}

/* 新闻模块样式 */
.index-news {
  display: grid;
  grid-template-columns: 2fr 3fr;
  grid-template-rows: 1fr 1fr;
  gap: 20px;
  height: 400px;
  margin: 20px 0;
  align-items: stretch;
}

/* ... existing code ... */

.news-main {
  grid-row: 1 / 3;
  position: relative; 
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  transition: all 0.4s ease;
  height: 100%;
  align-self: stretch;
}

.news-main:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
} 

.news-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.4s ease, filter 0.4s ease;
  display: block;
  min-width: 100%; min-height: 100% 
}

.news-main:hover img {
  transform: scale(1.05);
  filter: brightness(0.7);
}

/* 主新闻标题 - 始终显示 */
.news-main-title {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
  color: white;
  padding: 20px;
  transition: all 0.4s ease;
}

.news-main-title h3 {
  margin: 0;
  font-size: 18px;
  font-weight: bold;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  line-height: 1.3;
}

.news-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  color: white;
  padding: 25px;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.news-main:hover .news-main-title {
  transform: translateY(-100%);
  opacity: 0;
}

.news-main:hover .news-overlay {
  transform: translateY(0);
}

.news-overlay h3 {
  margin: 0 0 10px 0;
  font-size: 20px;
  font-weight: bold;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.news-overlay p {
  margin: 0;
  font-size: 14px;
  opacity: 0.9;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  line-height: 1.4;
}

.news-side {
  grid-column: 2;
  grid-row: 1 / 3;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 15px;
  height: 100%;
  align-items: stretch;
}

.news-item {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  background: #fff;
  height: 100%;
  align-self: stretch;
}


.news-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.news-item img {
 width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.3s ease, filter 0.3s ease;
  min-width: 100%;
  min-height: 100%;
}

.news-item:hover img {
  transform: scale(1.1);
  filter: brightness(0.8);
}

/* 小新闻标题 - 始终显示 */
.news-item-title {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.6);
  color: white;
  padding: 8px;
  transition: all 0.3s ease;
}

.news-item-title h4 {
  margin: 0;
  font-size: 12px;
  font-weight: bold;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  line-height: 1.2;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.news-item-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  color: white;
  padding: 15px 10px;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.news-item:hover .news-item-title {
  transform: translateY(-100%);
  opacity: 0;
}

.news-item:hover .news-item-overlay {
  transform: translateY(0);
}

.news-item-overlay h4 {
  margin: 0 0 5px 0;
  font-size: 14px;
  font-weight: bold;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  line-height: 1.2;
}

.news-item-overlay p {
  margin: 0;
  font-size: 12px;
  opacity: 0.9;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  line-height: 1.3;
}

/* ... existing code ... */


/* 响应式设计 */
@media (max-width: 768px) {
  .index-news {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    height: auto;
    gap: 15px;
  }
  
  .news-main {
    grid-row: 1;
    grid-column: 1;
    height: 250px;
  }
  
  .news-side {
    grid-row: 2;
    grid-column: 1;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr 1fr;
    height: auto;
  }
  
  .news-item {
    height: 150px;
  }
}


/* ... existing code ... */

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 友情链接样式 */
.link-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px 20px;
  max-width: 1350px;
  margin: 0 auto;
  padding: 20px 0;
}

.link-item {
  transition: all 0.3s ease;
  width:100%;
}

.link-item a {
  display: block;
  color: #333;
  text-decoration: none;
  font-size: 14px;
  line-height: 1.4;
  padding: 12px 15px;
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  background: #fff;
  transition: all 0.3s ease;
  
  /* 固定高度，统一框框大小 */
  height: 45px;
  box-sizing: border-box;
  
  /* 文字左对齐和超出隐藏 */
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  
  /* 垂直居中 */
  display: flex;
  align-items: center;
}

.link-item a:hover {
  color: #1B51A8;
  border-color: #1B51A8;
  background: #f0f6ff;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(27, 81, 168, 0.15);
}

.link-item a:visited {
  color: #333;
}

.link-item a:hover:visited {
  color: #1B51A8;
}

/* 响应式设计 */
@media (max-width: 1200px) {
  .link-list {
    grid-template-columns: repeat(4, 1fr);
    gap: 12px 15px;
  }
}

@media (max-width: 900px) {
  .link-list {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px 12px;
  }
}

@media (max-width: 600px) {
  .link-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px 10px;
  }
  
  .link-item a {
    font-size: 13px;
    padding: 10px 12px;
    height: 40px;
  }
}