.line-2 {
  line-height: 2;
  text-indent: 2em;
}

.line-3 {
  line-height: 3;
  text-indent: 2em;
}

.line-2 {
  line-height: 2;
  text-indent: 2em;
}

.d-block {
  display: block;
}

.d-flex {
  display: flex;
}

.n_w1 {
  width: 100px;
  margin: 0 auto;
}

.n_w2 {
  width: 200px;
  margin: 0 auto;
}

.n_w3 {
  width: 300px;
  margin: 0 auto;
}

.n_w4 {
  width: 400px;
  margin: 0 auto;
}

.n_w5 {
  width: 500px;
  margin: 0 auto;
}

.n_w6 {
  width: 600px;
  margin: 0 auto;
}

.n_w7 {
  width: 700px;
  margin: 0 auto;
}

.n_w8 {
  width: 800px;
  margin: 0 auto;
}

.n_w9 {
  width: 900px;
  margin: 0 auto;
}

.n_w10 {
  width: 1000px;
  margin: 0 auto;
}

.my-1 {
  margin: 1rem auto;
}

.leader_img {
  margin-right: 2rem;
}

.video_box {
  width: 375px;
}

@media (max-width: 575.9px) {
  .mb_linian {
    display: block;
  }

  .pc_linian {
    display: none;
  }
}

@media (min-width: 576px) {
  .mb_linian {
    display: none;
  }

  .pc_linian {
    display: block;
  }
}

@media (min-width: 1200px) {
  .video_box {
    width: 1000px;
  }

  /* .platform_items:nth-child(odd) .platform_item {
    border-top-left-radius: 0.5rem;
    border-bottom-left-radius: 0.5rem;
  }
  .platform_items:nth-child(even) .platform_item {
    border-top-right-radius: 0.5rem;
    border-bottom-right-radius: 0.5rem;
  } */

  .video_container {
    grid-template-columns: repeat(3, 1fr);
  }

  .expert_team {
    grid-template-columns: repeat(2, 1fr);
  }
}

.pc_linian_item {
  text-align: center;
  background: #00844266;
  transition: all 0.3s ease;
  padding: 1rem 0.5rem;
  color: #fff;
  border-radius: 5px;
}

html {
  scroll-behavior: smooth;
}

.product_item {
  background-color: #f2f4f8;
  opacity: 0;
  border-top-left-radius: 3rem !important;
  border-bottom-right-radius: 3rem !important;
  transition: all ease 0.3s;
}

.product_item:hover {
  background-color: #f2f4f8 !important;
  transform: translateY(-6px) !important;
  box-shadow: 0 10px 20px #ddd !important;
}

.theme_line {
  position: relative;
  display: inline-block;
}

.theme_line::after {
  position: absolute;
  right: -1rem;
  bottom: 0;
  content: "";
  height: 1rem;
  width: 60%;
  background-color: #3cb03580;
}

.product_content {
  background-color: #f2f4f8;
  padding: 1rem;
  margin: 2rem auto;
}

.product_content div {
  width: 100% !important;
  padding: 1rem !important;
}

.platform {
  display: flex;
  flex-direction: column;
}

.platform * {
  transition: all ease 0.3s;
}

.platform_left {
  justify-content: flex-start;
  color: #fff;
  opacity: 0;
  border-top-left-radius: 0.5rem;
  border-bottom-left-radius: 0.5rem;
  overflow: hidden;
}

.platform_right {
  justify-content: flex-end;
  color: #fff;
  opacity: 0;
  border-top-right-radius: 0.5rem;
  border-bottom-right-radius: 0.5rem;
  overflow: hidden;
}

.platform_right .platform_item {
  background-color: #3cb035;
  flex-wrap: wrap;
}

.platform_left .platform_item {
  background-color: #008442;
  flex-wrap: wrap;
}

.platform_left .platform_item .platform_content {
  order: 2;
}

.platform_left .platform_item .platform_img {
  order: 1;
}

.platform_item .platform_img {
  max-width: 350px;
  /* background-image: url("https://www.zowlsat.com/usr/uploads/2023/01/3557781077.png"); */
  width: 350px;
  height: auto;
  background-position: center;
  background-size: auto 100%;
  background-repeat: no-repeat;
}

.platform_left .platform_item .platform_img {
  border-left: 1px solid #f5f5f5;
  border-top: 1px solid #f5f5f5;
  border-bottom: 1px solid #f5f5f5;
}

.platform_right .platform_item .platform_img {
  border-right: 1px solid #f5f5f5;
  border-top: 1px solid #f5f5f5;
  border-bottom: 1px solid #f5f5f5;
}

.platform_item .platform_content {
  padding: 2rem 3rem;
  flex: 1;
  text-shadow: 0 1px 2px #006633;
  width: 0;
}

.platform_item .platform_content h1 {
  margin-bottom: 1rem;
  font-weight: bold;
}

.platform_item .platform_content .author {
  margin-bottom: 0.5rem;
  font-size: 0.8rem;
  line-height: 2;
  /* color: rgba(255, 255, 255, 0.7); */
}

/* .platform_item .platform_content .brief {
  margin-bottom: 0.5rem;
  line-height: 2;
} */

.platform_item .platform_content .detail {
  margin-bottom: 0.5rem;
  line-height: 2;
}

.platform_left,
.platform_right {
  display: flex;
}

.platform_item {
  width: 100%;
  display: flex;
}

/* .platform_item .platform_content:hover + .platform_img {
  width: 0 !important;
} */

@media (max-width: 1200px) {
  .platform_item {
    /* flex-direction: column; */
    width: 100%;
  }

  .platform {
    width: auto !important;
  }

  .platform_left .platform_item .platform_img {
    border-top: 1px solid #f5f5f5;
    border-bottom: 1px solid #f5f5f5;
    border-radius: 0;
  }

  .platform_right .platform_item .platform_img {
    border-top: 1px solid #f5f5f5;
    border-bottom: 1px solid #f5f5f5;
    border-radius: 0;
  }

  .platform_right,
  .platform_left {
    border-radius: 0;
  }

  .video_box {
    width: 800px;
  }

  .video_container {
    grid-template-columns: repeat(2, 1fr);
  }

  .expert_team {
    grid-template-columns: repeat(1, 1fr);
  }

  .boss {
    display: flex;
    /* flex-direction: column; */
  }


  .boss .boss_avatar {
    max-width: calc(100vw - 80px) !important;
    width: 350px;
    padding: 40px 0;
    flex-shrink: 0;
  }

  .w12 {
    width: 100% !important;
  }
}

@media (max-width: 768px) {
  .diy_float_menus {
    right: 15px;
    bottom: 75px;
    width: 45px;
  }
  .platform_item .platform_img {
    background-position: center;
    background-size: 100% auto;
    background-repeat: no-repeat;
  }

  /* .platform_item .platform_content:hover + .platform_img {
    width: 100% !important;
  } */
  .platform_item .platform_content {
    width: auto;
  }

  .platform_item {
    flex-direction: column;
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
  }

  .platform {
    width: auto !important;
  }

  .platform_item .platform_img {
    width: 100%;
    max-width: 100%;
    border-radius: 0.5rem !important;
    height: 200px;
  }

  .platform_item .platform_content {
    padding: 1rem;
  }

  .video_box {
    width: 500px;
  }

  .video_container {
    grid-template-columns: repeat(2, 1fr);
  }

  .expert_team {
    grid-template-columns: repeat(1, 1fr);
  }

  .expert_team ul {
    margin-left: 1rem;
  }
  
  .expert_team .team_item {
    flex-direction: column;
    gap: 1rem !important;
  }

  .expert_team .team_item .item_avatar {
    width: 120px !important;
  }

  .expert_team .team_item .item_avatar .team_img {
    width: 120px !important;
    /* height: 120px !important; */
  }

  .boss {
    display: flex;
    flex-direction: column;
    padding: 1rem !important;
    gap: 1rem !important;
    font-size: 15px;
  }

  .boss ul li {
    line-height: 2 !important;
  }

  .boss .boss_avatar {
    max-width: 100% !important;
    width: 100%;
    padding: 0;
    flex-shrink: 0;
  }

  .boss .leader_info {
    padding: 1rem !important;
  }
}

@media (max-width: 576px) {
  .video_box {
    width: 100vw;
  }

  .video_container {
    grid-template-columns: repeat(1, 1fr);
  }

  .expert_team {
    grid-template-columns: repeat(1, 1fr);
  }
}