body {
    font-family: Tahoma, sans-serif;
    direction: rtl;
    background: #f9f9f9;
    margin: 0;
    padding: 0;
}

header, footer {
    background: #35A398;
    color: white;
    padding: 10px;
    text-align: center;
}

nav a {
    color: white;
    text-decoration: none;
    margin: 0 5px;
}

main {
    padding: 20px;
}

table {
    border-collapse: collapse;
    width: 100%;
    margin-top: 15px;
}

table, th, td {
    border: 1px solid #ccc;
    padding: 8px;
}

button {
    background: #35A398;
    color: white;
    border: none;
    padding: 5px 10px;
    cursor: pointer;
}

button:hover {
    background: #2c857d;
}