.isPc {
  display: block;
}

.isMobile {
  display: none;
}

@media (max-width: 992px) {
  .isPc {
    display: none;
  }
  .isMobile {
    display: block;
  }
}
body {
  background-color: #F8F9FC;
}

.video_tutorials .banner::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  background-color: rgba(0, 0, 0, 0.5);
}
.video_tutorials .banner {
  height: 350px;
  position: relative;
  margin-bottom: 40px;
}
.video_tutorials .banner .banner_img {
  width: 100%;
  height: 350px;
  -o-object-fit: cover;
     object-fit: cover;
  -o-object-position: center;
     object-position: center;
  position: absolute;
  left: 0;
  top: 0;
}
.video_tutorials .banner .banner_text {
  position: absolute;
  z-index: 2;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.video_tutorials .banner h1 {
  font-size: 60px;
  color: #fff;
  text-align: center;
  margin-bottom: 12px;
  font-weight: bold;
  font-family: "NotoSansExtraBold", "notosansbold", "Noto Sans", "Helvetica", "Arial", sans-serif;
  margin-bottom: 60px;
}
.video_tutorials .banner .search_box {
  border-radius: 4px;
  background-color: #fff;
  padding: 12px 16px;
  max-width: 626px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0 auto;
}
.video_tutorials .banner .search_box input {
  flex: 1;
}
.video_tutorials .banner .search_box #clearIcon {
  margin-right: 4px;
  display: none;
}
.video_tutorials .banner .search_box img {
  cursor: pointer;
}
.video_tutorials .vid_search_tip_text {
  padding-left: 280px;
  margin-bottom: 28px;
}
.video_tutorials .vid_search_tip_text p {
  margin-bottom: 0;
}
.video_tutorials .vid_search_tip_text strong {
  color: #000;
}
.video_tutorials .vid_content {
  display: flex;
  gap: 20px;
  margin-bottom: 100px;
}
.video_tutorials .vid_content .left {
  flex-basis: 260px;
}
.video_tutorials .vid_content .filter_box {
  margin-bottom: 20px;
  border-radius: 8px;
  overflow: hidden;
  background-color: #fff;
}
.video_tutorials .vid_content .title {
  border-bottom: 1px solid #f0f0f0;
  padding: 20px 20px 16px;
}
.video_tutorials .vid_content .title .text {
  font-size: 18px;
  font-weight: bold;
  font-family: "NotoSansExtraBold", "notosansbold", "Noto Sans", "Helvetica", "Arial", sans-serif;
  color: #000;
}
.video_tutorials .vid_content .filter_item_wrap {
  background-color: #fff;
}
.video_tutorials .vid_content .all_item .filter_content {
  padding: 30px 10px 20px;
}
.video_tutorials .vid_content .all_item .filter_content ul {
  margin-bottom: 0;
}
.video_tutorials .vid_content .filter_item {
  border-bottom: 1px solid #f0f0f0;
}
.video_tutorials .vid_content .filter_item:last-child {
  border-bottom: none;
}
.video_tutorials .vid_content .filter_title {
  padding: 20px;
  display: flex;
  justify-content: space-between;
  margin-top: 0;
  cursor: pointer;
}
.video_tutorials .vid_content .filter_title p {
  margin-bottom: 0;
  font-size: 16px;
  font-weight: bold;
  font-family: "NotoSansExtraBold", "notosansbold", "Noto Sans", "Helvetica", "Arial", sans-serif;
  line-height: normal;
  color: #000;
}
.video_tutorials .vid_content .filter_title img, .video_tutorials .vid_content .filter_title img.up {
  transition: all 0.3s;
  transform: rotate(180deg);
}
.video_tutorials .vid_content .filter_title img.down {
  transform: rotate(0deg);
  transition: all 0.3s;
}
.video_tutorials .vid_content .filter_content.show {
  display: block;
}
.video_tutorials .vid_content .filter_content {
  display: none;
  padding: 0 20px 20px;
  margin-bottom: 10px;
}
.video_tutorials .vid_content .filter_content li {
  padding: 13px 10px;
  cursor: pointer;
  color: #4F4F4F;
  border-radius: 4px;
}
.video_tutorials .vid_content .filter_content li.active, .video_tutorials .vid_content .filter_content li.active:hover {
  background-color: #EFF8FF;
  color: #000;
  font-weight: bold;
  font-family: "NotoSansExtraBold", "notosansbold", "Noto Sans", "Helvetica", "Arial", sans-serif;
  font-weight: 700;
}
.video_tutorials .vid_content .filter_content li:hover {
  background-color: #F5F5F5;
}
.video_tutorials .vid_content .right {
  flex: 1;
}
.video_tutorials .vid_content .video_list {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}
.video_tutorials .vid_content .video_list .video_item {
  width: calc(33.33% - 16px);
  margin-bottom: 6px;
}
.video_tutorials .vid_content .video_list .video_item:hover .video_img::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(34, 34, 34, 0.5);
  transition: opacity 0.3s;
  pointer-events: none;
}
.video_tutorials .vid_content .video_list .video_item:hover .video-play {
  background-color: rgba(34, 34, 34, 0.7);
}
.video_tutorials .vid_content .video_list .video_img {
  aspect-ratio: 352/197;
  position: relative;
  cursor: pointer;
  margin-bottom: 16px;
  border-radius: 4px;
}
.video_tutorials .vid_content .video_list .video_img img {
  width: 100%;
  height: 100%;
  border-radius: 4px;
}
.video_tutorials .vid_content .video_list .video_img .video-play {
  width: 55px;
  height: 55px;
  border-radius: 50%;
  position: absolute;
  left: 50%;
  top: 50%;
  margin-left: -28px;
  margin-top: -28px;
  transition: all 0.3s;
  background-color: rgba(18, 17, 17, 0.5);
}
.video_tutorials .vid_content .video_list .video_img .video-play img {
  width: 36%;
  height: auto;
  position: absolute;
  left: 53%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.video_tutorials .vid_content .video_list .video_name {
  color: #000;
  font-size: 16px;
  line-height: normal;
  margin-bottom: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.video_tutorials .pagination_box {
  padding: 24px;
  text-align: center;
  background-color: #fff;
  display: flex;
  justify-content: center;
  border-radius: 8px;
}
.video_tutorials .vid_empty {
  height: 630px;
  width: 100%;
  background-color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  border-radius: 8px;
}
.video_tutorials .vid_empty .empty_icon {
  width: 64px;
  margin-bottom: 12px;
}
.video_tutorials .vid_empty .empty_text {
  font-size: 14px;
  color: #000;
}

@media (max-width: 992px) {
  .video_tutorials .banner {
    height: 210px;
    margin-bottom: 24px;
  }
  .video_tutorials .banner .banner_img {
    height: 210px;
  }
  .video_tutorials .banner h1 {
    font-size: 28px;
    margin-bottom: 23px;
  }
  .video_tutorials .vid_search_tip_text {
    padding-left: 0;
  }
  .video_tutorials .vid_content {
    flex-direction: column;
    margin-bottom: 0;
  }
  .video_tutorials .vid_content .left {
    flex-basis: auto;
    position: sticky;
    top: 110px;
    left: 0;
    z-index: 9;
  }
  .video_tutorials .vid_content .filter_box {
    margin: 0 -4%;
  }
  .video_tutorials .vid_content .filter_item_wrap {
    display: none;
    width: 70%;
    position: absolute;
    z-index: 10;
    box-shadow: 0px 6px 16px 0px rgba(0, 0, 0, 0.08), 0px 3px 6px -4px rgba(0, 0, 0, 0.12), 0px 9px 28px 8px rgba(0, 0, 0, 0.05);
    border-radius: 8px;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
  }
  .video_tutorials .vid_content .title {
    padding: 20px;
    display: flex;
    justify-content: space-between;
    margin-top: 0;
    cursor: pointer;
  }
  .video_tutorials .vid_content .title img, .video_tutorials .vid_content .title img.up {
    transform: rotate(180deg);
  }
  .video_tutorials .vid_content .title img.down {
    transform: rotate(0deg);
  }
  .video_tutorials .vid_content .video_list {
    flex-direction: column;
  }
  .video_tutorials .vid_content .video_list .video_item {
    width: 100%;
    margin-bottom: 0;
  }
  .video_tutorials .vid_content .video_list .video_img {
    width: 100%;
    height: auto;
    aspect-ratio: 352/197;
  }
  .video_tutorials .vid_content .pagination_box {
    margin: 0 -4% 20px;
  }
  .video_tutorials .vid_content .vid_empty {
    height: 300px;
    margin-bottom: 30px;
  }
  .video_tutorials .guide_box {
    padding: 20px 20px 30px;
  }
}