body {
    font-family: 'Poppins', sans-serif;
    background-color: #f8f9fa;
    color: #333;
}

.navbar {
    background: linear-gradient(90deg, #007bff, #00d4ff);
}

.navbar-brand {
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #fff !important;
}

.jumbotron {
    background: url('/images/study-bg.jpg') no-repeat center center/cover; /* Add a background image */
    color: black;
    
}

.search-bar input {
    border-radius: 25px;
    padding: 10px 20px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background-color: #007bff;
    border: none;
    transition: transform 0.2s ease;
}

.btn-primary:hover {
    transform: scale(1.05);
}

.upload-section {
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.card {
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

.hashtags a {
    color: #007bff;
    text-decoration: none;
    margin-right: 10px;
    font-weight: 500;
}

.hashtags a:hover {
    text-decoration: underline;
}