.container-km {
     display: flex;
     justify-content: space-between;
     max-width: 1200px;
     margin: 0 auto;
     padding: 20px;
 }
 
 .main-content {
     width: 70%; /* Chiếm 70% chiều rộng */
     background-color: #fff;
     padding: 20px;
 }
 .main-content .headingPage {
     width: 40%;
 }
 .main-content h1 {
     border-radius: 0px 0px 30px 0px;
    background-color: #21a28f;
    width: 100%;
    text-align: center;
    line-height: 2;
    font-weight: 600;
    color: #fff;
    text-transform: uppercase;
 }
 .sidebar {
     width: 30%; /* Chiếm 30% chiều rộng */
     background-color: #fff;
     color: #21a28f;
     padding: 20px;
 }
 .sidebar h2 {
     font-size: 1.5em;
     margin-bottom: 15px;
     color: #21a28f;
     text-decoration: underline;
     text-transform: uppercase;
     font-weight: 600;
     margin-left: 15px;
 }
 .gallery-container {
     margin-top: 15px;
}
.gallery-container .right {
     float: right;
     position: absolute;
     top: 10px;
     right: 30px;
}
 .gallery {
     display: flex;
     flex-wrap: wrap;
     gap: 6px 6px;
 }
 
 .image-item {
     width: calc(50% - 3px);
     box-shadow: rgba(0, 0, 0, 0.25) 0px 14px 28px, rgba(0, 0, 0, 0.22) 0px 10px 10px;
     border-radius: 10px;
     padding: 5px;
 }
 
 .image-item img {
     width: 100%;
     height: auto;
     display: block;
 }
 
 .pagination,
     .pagination-siderbar {
     display: flex;
     justify-content: center;
     margin-top: 20px;
 }
 
 .pagination a,
 .pagination-siderbar a {
     padding: 10px 15px;
     margin: 0 5px;
     background-color: #21a28f;
     text-decoration: none;
     color: #fff;
     border: 1px solid #ddd;
     border-radius: 50%;
 }
 
 .pagination a.active,
 .pagination-siderbar a.active  {
     background-color: #fff;
     color: #21a28f;
     border-color: #21a28f;
     border-radius: 50%;
 }
 
 .pagination a:hover,
 .pagination-siderbar a:hover {
     background-color: #ddd;
 }
 /* siderbar */
 .news-list li {
     border-bottom: 2px solid #21a28f;
 }
 .float-layout {
     padding: 5px 5px;
     float: left;
     width: 100%;
     height: auto;
     box-sizing: border-box;
     margin: 0;
   }
   
   .card-container {
     overflow: hidden;
   }
   
   .card {
     background-color: #fff;
     color: #21a28f;
     min-height: 100%; /*replace this it in width: 100%*/
     width: 50%;
     float: right;
     margin: 0 !important;
   }
   
   .card-title {
     font-size: 14px;
     text-align: left;
     font-weight: bold;
     padding-top: 4px;
     
   }
   .card-title a {
     color: #21a28f;
   }
   .card-desc {
     padding: 10px 0px;
     text-align: left;
     font-size: 13px;
     line-height: 3;
   }
   
   /*add this it*/
   .card-image {
     display: flex;
   }
   /*-------------*/
   
   div.card-image img {
     width: 45%;
     height: auto;
   }
   
 @media screen and (max-width: 600px) {
     .main-content {
          width: 100%;
     }
     .main-content .headingPage {
          width: 56%;
      }
      .main-content .headingPage h1 {
          font-size: 12px;
      }
      .gallery-container {
          margin-top: 35px;
      }
      .gallery-container .right {
          right: 0;
      }
      .pagination a {
          font-size: 12px;
          width: 25px;
          height: 30px;
          padding: 5px 8px;
          margin: 0 1px;
      }
   }
   .modal-dangnv3{
     /* Modal Overlay */
    display: flex; /* Hiển thị modal và căn giữa */
    justify-content: center;
    align-items: center;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: auto;
    background-color: rgba(0, 0, 0, 0.5);

    /* Nội dung Modal */
    .modal-content {
        position: relative; /* Để định vị chính xác nút đóng */
        background-color: #fff;
        border-radius: 8px;
        padding: 20px;
        max-width: 50%;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        text-align: center;
    }
    /*nút đóng modal*/
    .close {
        position: absolute; /* Đặt trên modal-content */
        top: 10px;
        right: 10px;
        font-size: 24px;
        color: #333;
        cursor: pointer;
        z-index: 1001; /* Đảm bảo nút luôn nằm trên modal-content */
    }

    .close:hover,
    .close:focus {
        color: red;
        text-decoration: none;
    }
}