.profile-user-img {
    width: 150px;  /* Uniform size for images */
    height: 150px;
    object-fit: cover; /* Ensures images crop properly */
    border-radius: 50%; /* Makes images circular */
    border: 2px solid #ddd; /* Adds a subtle border */
    padding: 5px;
}
.card {
    border-radius: 15px; /* Rounded card edges */
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1); /* Light shadow for 3D effect */
    transition: transform 0.3s ease-in-out;
}
.card:hover {
    transform: scale(1.05); /* Slight zoom on hover */
}
.container {
            max-width: 800px;
            margin: auto;
            background: white;
            padding: 20px;
            box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.1);
        }
h1, h2 {
            text-align: center;
        }
.metadata {
            font-size: 14px;
            color: #555;
            margin-bottom: 10px;
        }
.abstract {
            font-size: 16px;
            margin-bottom: 20px;
        }
.download {
            text-align: center;
            margin-top: 20px;
        }
.download a {
            background-color: #007bff;
            color: white;
            padding: 10px 20px;
            text-decoration: none;
            border-radius: 5px;
        }
.download a:hover {
            background-color: #0056b3;
        }