body {
    font-family: 'IBM Plex Arabic', sans-serif;
    direction: rtl;
    text-align: right;
    margin: 0;
    padding: 0;
    background-color: #f9f9f9;
    color: #333;
    line-height: 1.6;
}

header {
    background-color: #2C3E50;  
    color: #ffffff;
    padding: 1rem 2rem;
    text-align: center;
}

nav ul {
    list-style-type: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin: 0 10px;
}

nav ul li a {
    color: #ffffff;
    text-decoration: none;
    font-weight: bold;
    padding: 8px 12px;
    border-radius: 4px;
    transition: background-color 0.3s, color 0.3s;
}

nav ul li a:hover {
    background-color: #ffffff;
    color: #2C3E50; 
}

.hero {
    background-image: url('https://www.esri.com/content/dam/esrisites/en-us/arcgis/technology-initiatives/artificial-intelligence/assets/ai-banner-bg.jpg');
    background-size: cover;
    background-position: center;
    color: #ffffff;
    padding: 50px 20px;
    text-align: center;
}

section {
    padding: 20px;
    margin: 20px 10px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

section img {
    width: 25%;
    height: auto;
    border-radius: 8px;
    display: block;
    margin: 0 auto;
    max-width: 100%;
}

@media (max-width: 768px) {
    section img {
        width: 50%;
    }
}

@media (max-width: 480px) {
    section img {
        width: 75%;
    }
}

footer {
    text-align: center;
    padding: 1rem 2rem;
    background-color: #2C3E50;
    color: #ffffff;
    font-weight: normal;
}

input[type="text"], input[type="email"], textarea {
    width: 100%;
    padding: 12px;
    margin: 8px 0;
    box-sizing: border-box;
    border: 2px solid #ccc;
    border-radius: 4px;
    transition: border-color 0.3s;
}

input[type="text"]:focus, input[type="email"]:focus, textarea:focus {
    border-color: #3498db;
}

input[type="submit"] {
    background-color: #3498db; 
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

input[type="submit"]:hover {
    background-color: #2980b9; 
}