.img-fluid{max-width:100%;height:auto;}      /* 
/* Кастомные стили */
body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

.navbar {
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

section {
    padding: 60px 0;
}

h1, h2, h3, h4 {
    margin-bottom: 20px;
    font-weight: 600;
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
    transition: background-color 0.3s;
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

.card {
    border: none;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

blockquote {
    border-left: 4px solid #007bff;
}

footer a {
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}