body {
    font-family: Arial, sans-serif;
    background-color: #f8f9fa;
    margin: 0;
    padding: 20px;
    color: #333;
    line-height: 1.6;
}

.content {
    max-width: 900px;
    margin: 0 auto;
    background: #fff;
    padding: 30px;
    box-shadow: 0 0 12px rgba(0,0,0,0.1);
    border-radius: 8px;
}

h1, h2, h3 {
    color: #2c3e50;
}

h1 {
    margin-bottom: 20px;
}

h2 {
    margin-top: 40px;
    margin-bottom: 15px;
}

h3 {
    margin-top: 30px;
    margin-bottom: 10px;
}

p {
    margin-bottom: 15px;
}

ul, ol {
    margin-left: 20px;
    margin-bottom: 20px;
}

a {
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    margin-bottom: 40px;
}

table, th, td {
    border: 1px solid #ddd;
}

th, td {
    padding: 12px 15px;
    text-align: left;
}

th {
    background-color: #007bff;
    color: white;
}

tbody tr:nth-child(even) {
    background-color: #f2f2f2;
}