body {
    font-family: 'Sarabun', sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 40px;
}

.container {
    background-color: white;
    max-width: 800px;
    margin: auto;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

h1 {
    color: #2c3e50;
    text-align: center;
    font-size: 32px;
    margin-bottom: 20px;
}

h2 {
    color: #2980b9;
    margin-top: 30px;
    border-bottom: 1px solid #ccc;
    padding-bottom: 5px;
}

ul {
    list-style-type: square;
    padding-left: 20px;
    line-height: 1.6;
}

li {
    margin-bottom: 10px;
    color: #333;
}