* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background-color: #4CAF50;
    color: white;
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

header .logo img {
    height: 40px;
}

nav ul {
    list-style: none;
    display: flex;
}

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: #f4b400;
}

.hero {
    background-image: url('https://www.egitimler.net/images/m1200.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: 100px 20px;
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.3);
}

.hero h1 {
    font-size: 3em;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero p {
    font-size: 1.2em;
    margin-bottom: 30px;
}

.cta-button {
    background-color: #f4b400;
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    text-transform: uppercase;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.cta-button:hover {
    background-color: #ffbb33;
    transform: scale(1.1);
}

.categories {
    padding: 60px 20px;
    text-align: center;
    background-color: #fff;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
}

.categories h2 {
    font-size: 2.5em;
    margin-bottom: 40px;
    font-weight: 700;
}

.category-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.category {
    width: 250px;
    margin: 10px;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.category:hover {
    transform: scale(1.05);
}

.category img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: opacity 0.3s ease;
}

.category img:hover {
    opacity: 0.8;
}

.category h3 {
    margin: 20px 0;
    font-size: 1.3em;
}

.category-link {
    background-color: #4CAF50;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    display: inline-block;
    margin-bottom: 20px;
    border-radius: 5px;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.category-link:hover {
    background-color: #45a049;
    transform: scale(1.1);
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 20px;
    position: relative;
    bottom: 0;
    width: 100%;
    box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.1);
}

footer p {
    font-size: 0.9em;
}