* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background: #f4f6f9;
    padding-top: 80px; 
}

.container {
    max-width: 1200px;
    margin: auto;
}

.section {
    padding: 60px 20px;
}

h1, h2 {
    margin-bottom: 20px;
}
html {
    scroll-behavior: smooth;
}

button, .btn-primary {
    transition: all 0.3s ease;
}

button:hover, .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}
.section {
    padding: 60px 0;
}

.container {
    max-width: 1200px;
    margin: auto;
    padding: 0 20px;
}

.cylinder-section {
    padding: 100px 0;
}