   <style>body {
       font-family: Tahoma, sans-serif;
       background-color: #f9f9f9;
       margin: 0;
       padding: 0;
   }

   .container {
       max-width: 900px;
       margin: 40px auto;
       padding: 20px;
   }

   .ad-detail-box {
       background: #fff;
       padding: 25px;
       border-radius: 15px;
       box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
   }

   .gallery {
       display: flex;
       gap: 10px;
       overflow-x: auto;
       margin-bottom: 20px;
       padding-bottom: 10px;
   }

   .gallery img {
       width: 200px;
       height: 150px;
       object-fit: cover;
       border-radius: 8px;
       border: 1px solid #ddd;
   }

   /* استایل اختصاصی آگهی‌دهنده */
   .advertiser-box {
       background: #f0f7ff;
       border: 1px solid #cce5ff;
       padding: 20px;
       border-radius: 12px;
       margin-top: 30px;
       display: flex;
       align-items: center;
       gap: 15px;
   }

   .adv-img {
       width: 60px;
       height: 60px;
       border-radius: 50%;
       object-fit: cover;
       border: 2px solid #fff;
   }

   .btn-reveal {
       background: #008080;
       color: #fff;
       padding: 8px 15px;
       border: none;
       border-radius: 5px;
       cursor: pointer;
       font-size: 14px;
   }

   .btn-reveal:hover {
       background: #006666;
   }

   .meta-info {
       color: #666;
       margin-bottom: 20px;
       font-size: 14px;
   }

   .btn-back {
       display: inline-block;
       padding: 10px 20px;
       background: #eee;
       text-decoration: none;
       color: #333;
       border-radius: 5px;
       margin-top: 30px;
   }

   </style>