body {
font-family: ’Segoe UI’, sans-serif;
margin: 0;
background-color: #f4f4f4;
color: #333;
}

.section {
max-width: 1200px;
margin: 0 auto;
padding: 40px 20px;
background: #fff;
box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

h1 {
font-size: 2.4em;
margin-bottom: 10px;
color: #2c3e50;
}

h2 {
font-size: 1.4em;
color: #7f8c8d;
margin-bottom: 30px;
}

ul {
padding-left: 20px;
margin-bottom: 30px;
}

ul li {
margin-bottom: 10px;
line-height: 1.6;
}

.highlight {
background-color: #eaf6ff;
padding: 20px;
border-left: 5px solid #3498db;
margin-bottom: 30px;
}

.btn {
display: inline-block;
background-color: #3498db;
color: white;
padding: 12px 25px;
text-decoration: none;
border-radius: 5px;
font-weight: bold;
transition: background 0.3s ease;
}

.btn:hover {
background-color: #2980b9;
}

@media (max-width: 768px) {
h1 {
font-size: 1.8em;
}
.section {
padding: 20px;
}
}