/* id="fixed" */
.fixed {
  position: fixed;
  top: 42%;
  right: 0;
  font-size: 0;
  cursor: pointer;
  z-index: 9999;
}
.fixed img {
  width: 80px;
  height: 80px;
}
.fixed .pcDialog {
  width: 266px;
  position: absolute;
  top: -90px;
  right: 80px;
  z-index: 100;
}
.fixed .dialog-header {
  height: 40px;
  line-height: 40px;
  background: url("../images/download8.png") no-repeat;
  background-size: 100% 100%;
  font-size: 18px;
  font-family: Microsoft YaHei-Light,Microsoft YaHei;
  font-weight: 300;
  color: #fff;
  text-align: center;
}
.fixed .dialog-body {
  background-color: #fff;
  text-align: center;
  padding-bottom: 20px;
}
.fixed .pcDialog img {
  width: 226px;
  height: 226px;
  margin-top: 20px;
}
.fixed .copy-text {
  font-size: 18px;
  font-family: Microsoft YaHei-Regular,Microsoft YaHei;
  font-weight: 400;
  color: #000;
  text-align: center;
  margin: 10px 0;
}
.fixed .pc-copy {
  width: 226px;
  height: 39px;
  background: #b38548;
  border-radius: 8px 8px 8px 8px;
  font-size: 18px;
  font-family: Microsoft YaHei-Regular,Microsoft YaHei;
  font-weight: 400;
  color: #fff;
  text-align: center;
  line-height: 39px;
  margin: 0 auto;
}
.fixed-kefu {
  width: 254px;
  height: auto;
  position: fixed;
  top: 35%;
  left: 0;
  font-size: 0;
  cursor: pointer;
}
.pc-item .pc-s{
    display: block;
}

.pc-item .pc-a{
    display: none;
}


.pc-item.active .pc-s{
    display: none;
}

.pc-item.active .pc-a{
    display: block;
}

/*修*/
/* 保持原有的 single-video 样式 */
.single-video {
    width: 30%;
    margin: 1.5%;
    background: #fff;
    border-radius: 3px;
    box-shadow: 0 0 10px 0 rgba(0,0,0,0.15);
    display: flex;
    flex-direction: column;
}

.single-video img {
    max-width: 100%;
}

.post-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    justify-content: space-between;
}

.post-details {
    padding: 20px;
}

.post-details .post-title h3 a {
    color: #000;
    font-size: 20px;
    display: block;
    margin-bottom: 10px;
    font-weight: 700;
}

.post-details .desc {
    color: #333;
    margin-bottom: 10px;
    line-height: 1.5em;
    font-size: 14px;
}

.post-details .desc p {
    line-height: 1.5em;
    margin-bottom: 0;
    font-size: 14px;
}

.post-content .date {
    border-top: 1px solid #eaeaea;
    padding: 10px 20px;
    line-height: 1.3em;
    font-size: 12px;
    color: #adadad;
    margin-top: auto;
}

/* 设置新闻列表容器为 Flexbox 容器，允许换行 */
.unique-news-container {
    display: flex;
    flex-wrap: wrap; /* 允许换行 */
    justify-content: space-between; /* 内容间隔均匀 */
    gap: 20px; /* 子元素之间的间距 */
}

/* 适配小屏幕设备，每行显示两个元素 */
@media (max-width: 768px) {
    .single-video {
        width: 48%; /* 每行显示 2 个新闻项 */
    }
}

/* 在更小的设备上（如手机）每行显示一个元素 */
@media (max-width: 480px) {
    .single-video {
        width: 100%; /* 每行显示 1 个新闻项 */
    }
}