body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f4f4f9;
    color: #333;
    direction: rtl;
    text-align: right;
}

header {
    background: #35424a;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}
 
header h1 {
    margin: 0;
}

section {
    padding: 20px;
    margin: 20px auto;
    max-width: 800px;
    background: #fff;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h2 {
    color: #35424a;
    border-bottom: 2px solid #35424a;
    padding-bottom: 10px;
}

ul {
    padding-right: 20px;
}

footer {
    text-align: center;
    padding: 10px;
    background: #35424a;
    color: #fff;
    margin-top: 20px;
}

a {
    color: #3d833d;
    text-decoration: none;
}

a:hover {
    color: #61b348f3;
}

@media (max-width: 768px) {
    section {
        margin: 10px;
        padding: 15px;
    }
}