div {
    font-family: "Pretendard";
}

.spec_item {
    width: 100%;
    margin: 0;
    padding: 0;
    zoom: 1;
    position: relative;
    background: #1f299c;
  }

  .item_dd {
    position: relative;
    margin: 0 0 0 120px;
    padding: 21px 0 6px 13px;
    background: #fff;
    min-height: 28px;
  }

  .item_list, .brand_list {
    margin: 0;
    padding: 0 0 0 0;
    font-size: 0;
    line-height: 0;
  }

  .sub_item label {
    display: block;
    height: 20px;
    overflow: hidden;
    padding: 0 2px 0 17px;
    text-indent: -16px;
    white-space: nowrap;

  }

  .sub_item input {
    vertical-align: top;
    margin: 0;
    width:18px;height: 18px;border-radius: 0 !important;
  }

  .sub_item, .brand_item {
    display: inline-block;
    vertical-align: top;
    margin: 0 3px 10px 0;
    font-size: 15px;
    line-height: 20px;
    color: #555;
  }

  .sub_item {
    float: none;
    position: relative;
    padding: 0 26px 0 0;
  }

 .item_dt {
    display: block;
    width: 120px;
    font-weight: bold;
    float: left;
    margin: 1px 0 0 0;
    padding: 20px 0 20px 15px;
    line-height: 15px;
    font-size: 15px;
    color: #fff;
    font-weight: 400;
    box-sizing: border-box;
    min-height: 37px;
  }

  .title {
    font-family: "LibreBaskerville";
    font-size: 28px;
    font-weight: bold;
    font-stretch: normal;
    font-style: normal;
    line-height: normal;
    letter-spacing: normal;
    text-align: left;
    color: #1f299c;
    margin-bottom: 15px;
  }

  .title>span {
    font-family: "Pretendard";
    margin-left: 24px;
    border-left: 1px solid #1f299c;
    padding-left: 24px;
    font-size: 18px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: normal;
    letter-spacing: normal;
    text-align: left;
    color: #1f299c;
  }

  .video_wrapper {
    max-width: 439px;/*float: left;margin: 0 1%;*/
}
.title_a,.title_b {
    font-family: "Pretendard";
    margin-top: 30px;
    margin-bottom: 20px;
    font-size: 22px;
    width: 100%;
    text-align: left;
    font-weight: 600;
    color:#1f299c;
}
.fav_btn:hover {background-color:rgb(255,255,255,0.5);transition: 0.2s;}


@media all and (min-width: 1371px) {
    .video_wrapper {
        /*max-width: 410px;*/
        overflow: hidden;
    }
    .main_wrapper {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      margin: 0 auto 200px;
      width: 1414px;
      padding-top: 54px;
    }

    .content_wrapper {
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      width: 1414px;
      margin-top: 40px;
    }

    .content {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(410px, 1fr));
        /*grid-template-columns: 439px 439px 439px;*/
        row-gap: 35px;
        column-gap: 50px;
        width: 100%;
    }


    /* video */

    .video_down {
        max-width: 439px;
        overflow: hidden;
    }

    .video_top {
        height: auto;
        position: relative;
        overflow: hidden;
        border-radius: 8px;
        border: 1px solid #bebfcc;
    }

    .fav_btn {
        position: absolute;
        top: 18px;
        right: 18px;
        border-radius: 45px;
        background-color:rgb(255,255,255,0.9);
        cursor: pointer;
        z-index: 100;
        display: flex;
        align-items: center;
        padding: 10px 10px 10px 10px;
    }

    .btn_img {
        width: 18px;
    }

    .video_img_wrapper {
        width: 100%;
        height: 100%;
    }

    .video_img {
        width: 100%;
        height: 100%;
    }

    .background_wrapper {
        transition: all 0.5s ease;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .background_wrapper:hover {
        transform: scale(1.1);
    }

    .video_background {
        height: 100%;
    }

    .video_background img {
        display: block;
    }

    .video_title {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 186px;
    }

    .video_title>.title_1 {
        width: 100%;
        font-family: "LibreBaskerville";
        font-size: 33px;
        font-weight: bold;
        font-stretch: normal;
        font-style: normal;
        line-height: 1.12;
        letter-spacing: normal;
        text-align: center;
        color: #111;
        -webkit-background-clip: text;
        background-clip: text;
    }

    .video_title>.title_2 {
        width: 100%;
        margin-top: 25px;
        font-family: "Pretendard";
        font-size: 15px;
        font-weight: normal;
        font-stretch: normal;
        font-style: normal;
        line-height: 1.47;
        letter-spacing: -0.08px;
        text-align: center;
        color: #111;
    }

    .video_main_title {
        margin-top: 18px;
        font-size: 18px;
    }

    .content {
        display:grid;
        grid-template-columns: repeat(auto-fit, minmax(410px, 1fr));
        /* grid-template-columns:439px 439px 439px;*/
        row-gap: 35px;
        column-gap: 50px;
        width: 100%;
        margin-bottom: 50px;
    }

    .video_down_content {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(410px, 1fr));
        /* grid-template-columns:439px 439px 439px;*/
        row-gap: 35px;
        column-gap: 50px;
        margin-top: 60px;
        margin-bottom: 40px;
        width: 100%;
    }

    .video_wrapper .video_data {
        display: flex;
        justify-content:flex-start;
        margin-top: 10px;
        font-family: "Pretendard";
        font-size: 15px;
        gap:5%;
        color:#666;
    }

    .video_down_content .video_down .video_data {
        display: flex;
        justify-content: space-between;
        margin-top: 12px;
        font-family: "Pretendard";
        font-size: 16px;
    }

    .video_wrapper .video_data .video_heart,
    .video_wrapper .video_data .video_comment {
        display: flex;
        align-items: center;
    }

    .video_wrapper .video_data .video_heart img,
    .video_wrapper .video_data .video_comment img {
        width: 16px;
        margin-right: 5px;
    }

    .video_down_content .video_down .video_data .video_heart,
    .video_down_content .video_down .video_data .video_comment {
        margin-right: 5px;
    }

    .video_down_content .video_down .video_data .video_heart img,
    .video_down_content .video_down .video_data .video_comment img {
        width: 16px;
        margin-right: 5px;
    }

    .video_img {
        height: 100%;
        width: 100%;
        transition: all 0.5s ease;
    }

    .check_wrap {
        width: 100%;
        display: flex;
        align-items: flex-end;
        margin-bottom: 50px;
        border:1px solid #dedede;padding: 0;
    }

    .check_wrap .search {
        display: flex;
        align-items: center;
        margin:0 10px 10px 0;
    }

    .check_wrap .search button {
        font-family: "Pretendard";
        font-size: 14px;
        cursor: pointer;
        border-inline-end-width: 0;
        outline: 0;
        box-sizing: border-box;
        margin: 0;
        padding: 4px 11px;
        color:#FFF;
        font-size: 14px;
        line-height: 1.5;
        position: relative;
        display: inline-block;
        width: 80px;
        background-image: none;
        border-width: 0;
        border-style: solid;
        transition: all 0.2s;
        height: 35px;
        border-color: #1f299c;
        background-color: #1f299c;
    }

    .check_wrap .search input {
        border-inline-end-width: 1px;
        outline: 0;
        box-sizing: border-box;
        margin: 0;
        padding: 4px 11px;
        color: rgba(0, 0, 0, 0.88);
        font-size: 14px;
        line-height: 1.5;
        position: relative;
        display: inline-block;
        width: 200px;
        background-color: #fff;
        background-image: none;
        border-width: 1px;
        border-style: solid;
        transition: all 0.2s;
        height: 35px;
        border-color: #d9d9d9;
        background-color: #fbfbfb;
        margin-right: 10px;
    }

    .check_wrap .search input:focus {
        border-color: #13348f;
        border-inline-end-width: 1px;
        outline: 0;
    }

    .check_wrap .check_box {
        display: flex;
        align-items: center;
        margin-right: 10px;
    }

    .check_wrap .check_box p {
        font-family: "Pretendard";
        font-size: 15px;
    }

    #check_btn {
        margin: 0 10px 0 0;
    }

    .check_wrap .check_box input {
        margin-right: 6px;
    }

    .play_icon_wrapper {
        width: 90px;
        height: 90px;
        position: absolute;
        background-color: rgba(0, 0, 0, 0.34);
        border-radius: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
        z-index: 1;
    }

    .play_icon {
        width: 30px;
        height: 30px;
        transition: all 0.5s ease;
        position: relative;left:3px;
    }
}

@media all and (min-width: 881px) and (max-width: 1370px) {
    .check_wrap{display: flex;border:1px solid #dedede;padding:0 10px 0 0;}
    .main_wrapper {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      width: 903px;
      min-height: 72vh;
      margin: 50px auto 150px;
    }
  
    .content_wrapper {
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      width: 903px;
    }
    .title_a,.title_b{margin-top: 70px;}

    .check_wrap .search {
        display: flex;
        align-items: center;
        justify-content: flex-end;
        align-items:flex-end;
        margin:0 10px 10px 0;
    }

    .check_wrap .search button {
        font-family: "Pretendard";
        font-size: 14px;
        cursor: pointer;
        border-inline-end-width: 0;
        outline: 0;
        box-sizing: border-box;
        margin: 0;
        padding: 4px 11px;
        color:#FFF;
        font-size: 14px;
        line-height: 1.5;
        position: relative;
        display: inline-block;
        width: 80px;
        background-color:#1f299c;
        background-image: none;
        border-width: 0;
        border-style: solid;
        transition: all 0.2s;
        height: 35px;
        border-color: #1f299c;
    }

    .check_wrap .search input {
        border-inline-end-width: 1px;
        outline: 0;
        box-sizing: border-box;
        margin: 0;
        padding: 4px 11px;
        color: rgba(0, 0, 0, 0.88);
        font-size: 14px;
        line-height: 1.5;
        position: relative;
        display: inline-block;
        width: 180px;
        background-color: #fff;
        background-image: none;
        border-width: 1px;
        border-style: solid;
        transition: all 0.2s;
        height: 35px;
        border-color: #d9d9d9;
        background-color: #fbfbfb;
        margin-right: 10px;
    }

    .check_wrap .search input:focus {
        border-color: #13348f;
        border-inline-end-width: 1px;
        outline: 0;
    }

    .content {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
        /* grid-template-columns:439px 439px 439px;*/
        row-gap: 35px;
        column-gap: 42px;
        width: 100%;
    }

    .background_wrapper {
        width: 100%;
        height: 100%;
        transition: all 0.5s ease;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .background_wrapper:hover {
        transform: scale(1.1);
    }

    .video_background {
        width: 100%;
        height: 100%;
    }

    .play_icon_wrapper {
        width: 90px;
        height: 90px;
        position: absolute;
        background-color: rgba(0, 0, 0, 0.34);
        border-radius: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
        z-index: 1;
    }

    .play_icon {
        width: 30px;
        height: 30px;
        transition: all 0.5s ease;position: relative;left:3px;
    }

    .video_top {
        height: 236px;
        position: relative;
        overflow: hidden;
        border-radius: 8px;
        border: 1px solid #bebfcc;
      }
    
    .fav_btn {
        position: absolute;
        top: 18px;
        right: 18px;
        border-radius: 55px;
        background-color: rgb(255,255,255,0.9);
        cursor: pointer;
        z-index: 100;
        display: flex;
        align-items: center;
        padding: 10px 10px 10px 10px;
    }
    
    .btn_img {
        width: 18px;
    }

    .video_main_title {
        margin-top: 18px;
        font-size: 18px;
    }

    .video_wrapper .video_data {
        display: flex;
        justify-content:flex-start;
        margin-top: 8px;
        font-family: "Pretendard";
        font-size: 15px;
        gap:5%;color: #666;
    }

    .video_wrapper .video_data .video_heart,
    .video_wrapper .video_data .video_comment {
        display: flex;
        align-items: center;
    }
  
    .video_wrapper .video_data .video_heart img,
    .video_wrapper .video_data .video_comment img {
        width: 16px;
        margin-right: 5px;
    }
  
    .video_down_content .video_down .video_data .video_heart,
    .video_down_content .video_down .video_data .video_comment {
        margin-right: 5px;
    }
  
    .video_down_content .video_down .video_data .video_heart img,
    .video_down_content .video_down .video_data .video_comment img {
        width: 16px;
        margin-right: 5px;
    }
}

@media all and (min-width: 300px) and (max-width: 880px) {
    .main_wrapper {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        margin: 30px 20px 70px;
    }

    .content_wrapper {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: flex-end;
        margin-top: 17px;
    }
    .check_wrap{display:block;border:1px solid #dedede;padding:0;}

    .check_wrap .search {
        display: flex;
        align-items: center;
        justify-content: flex-end;
        padding:10px 10px 10px 10px;
        border-top:1px solid #dedede;
    }

    .check_wrap .search button {
        font-family: "Pretendard";
        font-size: 14px;
        cursor: pointer;
        border-inline-end-width: 0;
        outline: 0;
        box-sizing: border-box;
        margin: 0;
        padding: 4px 11px;
        color:#FFF;
        font-size: 14px;
        line-height: 1.5;
        position: relative;
        display: inline-block;
        width: 80px;
        background-image: none;
        border-width: 0;
        border-style: solid;
        transition: all 0.2s;
        height: 35px;
        border-color: #1f299c;
        background-color: #1f299c;
    }

    .check_wrap .search input {
        border-inline-end-width: 1px;
        outline: 0;
        box-sizing: border-box;
        padding: 4px 11px;
        color: rgba(0, 0, 0, 0.88);
        font-size: 14px;
        line-height: 1.5;
        position: relative;
        display: inline-block;
        width: 90%;
        background-color: #fff;
        background-image: none;
        border-width: 1px;
        border-style: solid;
        transition: all 0.2s;
        height: 35px;
        border-color: #d9d9d9;
        background-color: #fbfbfb;
        margin-right: 10px;
    }
    .item_dd{margin-left: 107px;}

    .check_wrap .search input:focus {
        border-color: #13348f;
        border-inline-end-width: 1px;
        outline: 0;
    }

    .title_a,.title_b {font-size: 19px;margin-top: 60px;}

    .content {
        display: flex;
        flex-direction: column;
        row-gap: 35px;
        column-gap: 42px;
        width: 100%;
        flex-wrap:wrap;align-content:space-around;
    }

    .video_wrapper{margin-bottom: 30px;}

    .background_wrapper {
        width: 100%;
        height: 100%;
        transition: all 0.5s ease;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .background_wrapper:hover {
        transform: scale(1.1);
    }

    .video_background {
        width: 100%;
        height: 100%;
    }

    .video_background img {
        display: block;
    }

    .play_icon_wrapper {
        width: 90px;
        height: 90px;
        position: absolute;
        background-color: rgba(0, 0, 0, 0.34);
        border-radius: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
        z-index: 1;
    }

    .play_icon {
        width: 30px;
        height: 30px;
        transition: all 0.5s ease;position: relative;left:3px;
    }

    .video_top {
        height: auto;
        position: relative;
        overflow: hidden;
        border-radius: 8px;
        border: 1px solid #bebfcc;
      }
    
    .fav_btn {
        position: absolute;
        top: 18px;
        right: 18px;
        border-radius: 45px;
        background-color:rgb(255,255,255,0.9);
        cursor: pointer;
        z-index: 100;
        display: flex;
        align-items: center;
        padding: 10px 10px 10px 10px;
    }
    
    .btn_img {
        width: 16px;
    }

    .video_main_title {
        margin-top: 16px;
        font-size: 16px;
    }

    .video_wrapper .video_data {
        display: flex;
        justify-content:flex-start;
        margin-top: 8px;
        font-family: "Pretendard";
        font-size: 14px;
        gap:5%;color: #666;
    }

    .video_wrapper .video_data .video_heart,
    .video_wrapper .video_data .video_comment {
        display: flex;
        align-items: center;
    }
  
    .video_wrapper .video_data .video_heart img,
    .video_wrapper .video_data .video_comment img {
        width: 16px;
        margin-right: 5px;
    }
  
    .video_down_content .video_down .video_data .video_heart,
    .video_down_content .video_down .video_data .video_comment {
        margin-right: 5px;
    }
  
    .video_down_content .video_down .video_data .video_heart img,
    .video_down_content .video_down .video_data .video_comment img {
        width: 16px;
        margin-right: 5px;
    }
}